Product Description
Product Name:Direct Driven Energy Saving PM VSD Screw Air Compressor
Power: 37KW 50HP
Pressure: 8bar
Air Flow: 6.2m3/min
Motor: Permanent Magent IP54 motor
Air End: CHINAMFG Brand
Noise: 70±2dBA
Size: 1250*1000*1340mm
Weight: 700kg
| Model | Pressure | Air Flow | Power | Noise | Air Outlet Size | Weight | Dimensions |
| GTA-5.5PM | 8bar/116psi | 0.6m3/min | 4kw/5.5hp | 63 | G 3/4 | 110 | 900*600*850 |
| GTA-7.5PM | 8bar/116psi | 0.85m3/min | 5.5kw/7.5hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-10PM | 8bar/116psi | 1.1m3/min | 7.5kw/10hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-15PM | 8bar/116psi | 1.8m3/min | 11kw/15hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-20PM | 8bar/116psi | 2.3m3/min | 15kw/20hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-25PM | 8bar/116psi | 2.9m3/min | 18.5kw/25hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-30PM | 8bar/116psi | 3.3m3/min | 22kw/30hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-40PM | 8bar/116psi | 4.7m3/min | 30kw/40hp | 72 | G 1 1/2 | 320 | 1300*790*1150 |
| GTA-50PM | 8bar/116psi | 6.2m3/min | 37kw/50hp | 72 | G 1 1/2 | 460 | 1400*950*1310 |
| GTA-60PM | 8bar/116psi | 6.5m3/min | 45kw/60hp | 72 | G1 1/2 | 600 | 1400*950*1310 |
Company Profile
FAQ
Q1: Warranty terms of your machine?
A1: One year warranty for the machine and technical support according to your needs.
Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.
Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case.
Q4: Can you use our brand?
A4: Yes, OEM is available.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: How Many Staff Are There In your Factory?
A6: About 100.
Q7: What’s your factory’s production capacity?
A7: About 2000 units per month.
| After-sales Service: | Spare Parts |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
How are air compressors utilized in the aerospace industry?
Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:
1. Aircraft Systems:
Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.
2. Ground Support Equipment:
Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.
3. Component Testing:
Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.
4. Airborne Systems:
In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.
5. Environmental Control Systems:
Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.
6. Engine Testing:
In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.
7. Oxygen Systems:
In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.
It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.
.webp)
How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
.webp)
What is the purpose of an air compressor?
An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:
1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.
2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.
3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.
4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.
5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.
6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.
Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.


editor by CX 2023-11-13
China manufacturer 5liter 7L 8L Oil Free Air Compressor for Oxygen Generator DC Oliefri Luftkompressor Compresseur Dair Sans Huile Pompe a Compression Medicale 12V 24V 36V 48V air compressor for car
Product Description
|
Model |
BST400DC |
|
Rated Voltage (V) |
DC12V above |
|
Input power(W) |
≤430 |
|
Speed (r/min) |
≥1700 |
|
Rated pressure (KPa) |
206.8KPa |
|
Max pressure(KPa) |
300KPa |
|
Restart pressure (KPa) |
0KPa |
|
Rated volume flow (m3/h) |
6.0 m3/h @206.8KPa |
|
Noise dB(A) |
≤58dB(A) |
|
Ambient temperature ºC |
-41~55 ºC |
|
Insulation Class |
F |
|
Cold insulation resistance (MΩ) |
≥100MΩ |
|
Voltage resistance |
1500V/50Hz 1min(No breakdown) |
|
Net weight (Kg) |
7.5Kg |
|
Installation Dimensions (mm) |
203.2×88.9 mm(Install thread 4-M6) |
|
External Dimensions (mm) |
244.5×128×176.9 mm |
|
Thread specification |
G1/4 or |
|
Oxygen generator |
5-7L |
| Typical application | |
| Respirator (ventilator) | oxygenerator |
| Disinfectant sprayer | Blood analyzer |
| Clinical aspirator | Dialysis / hemodialysis |
| Dental vacuum drying oven | Air suspension system |
| Vending machines / coffee blenders and coffee machines | Massage chair |
| Chromatographic analyzer | Teaching instrument platform |
| On board access control system | Airborne oxygen generator |
Why choose CHINAMFG air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CHINAMFG above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.
Machine Parts
Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.
Machine Parts
Name: Bearing
Brand: ERB , CHINAMFG , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.
Machine Parts
Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.
Machine Parts
Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.
| serial number |
Code number | Name and specification | Quantity | Material | Note |
| 1 | 212571109 | Fan cover | 2 | Reinforced nylon 1571 | |
| 2 | 212571106 | Left fan | 1 | Reinforced nylon 1571 | |
| 3 | 212571101 | Left box | 1 | Die-cast aluminum alloy YL104 | |
| 4 | 212571301 | Connecting rod | 2 | Die-cast aluminum alloy YL104 | |
| 5 | 212571304 | Piston cup | 2 | PHB filled PTFE | |
| 6 | 212571302 | Clamp | 2 | Die-cast aluminum alloy YL102 | |
| 7 | 7050616 | Screw of cross head | 2 | Carbon structural steel of cold heading | M6•16 |
| 8 | 212571501 | Air cylinder | 2 | Thin wall pipe of aluninun alloy 6A02T4 | |
| 9 | 17103 | Seal ring of Cylinder | 2 | Silicone rubber | |
| 10 | 212571417 | Sealing ring of cylinder cover | 2 | Silicone rubber | |
| 11 | 212571401 | Cylinder head | 2 | Die-cast aluminum alloy YL102 | |
| 12 | 7571525 | Screw of inner hexagon Cylinder head | 12 | M5•25 | |
| 13 | 17113 | Sealing ring of connecting pipe | 4 | Silicong rubber | |
| 14 | 212571801 | Connecting pipe | 2 | Aluminum and aluminum alloy connecting rod LY12 | |
| 15 | 7100406 | Screw of Cross head | 4 | 1Cr13N19 | M4•6 |
| 16 | 212571409 | Limit block | 2 | Die-cast aluminum alloy YL102 | |
| 17 | 000402.2 | Air outlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 18 | 212571403 | valve | 2 | Die-cast aluminum alloy YL102 | |
| 19 | 212571404 | Air inlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 20 | 212571406 | Metal gasket | 2 | Stainless steel plate of heat and acidresistance | |
| 21 | 212571107 | Right fan | 1 | Reinforced nylon 1571 | |
| 22 | 212571201 | Crank | 2 | Gray castiron H20-40 | |
| 23 | 14040 | Bearing 6006-2Z | 2 | ||
| 24 | 70305 | Tighten screw of inner hexagon flat end | 2 | M8•8 | |
| 25 | 7571520 | Screw of inner hexagon Cylinder head | 2 | M5•20 | |
| 26 | 212571102 | Right box | 1 | Die-cast aluminum alloy YL104 | |
| 27 | 6P-4 | Lead protective ring | 1 | ||
| 28 | 7095712-211 | Hexagon head bolt | 2 | Carbon structural steel of cold heading | M5•152 |
| 29 | 715710-211 | Screw of Cross head | 2 | Carbon structural steel of cold heading | M5•120 |
| 30 | 16602 | Light spring washer | 4 | ø5 | |
| 31 | 212571600 | Stator | 1 | ||
| 32 | 70305 | Lock nut of hexagon flange faces | 2 | ||
| 33 | 212571700 | Rotor | 1 | ||
| 34 | 14032 | Bearing 6203-2Z | 2 |
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome
Q7:Can you accept non-standard customization?
A7:We have the ability to develop new products and can customize, develop and research according to your requirements
| After-sales Service: | Remote Guided Maintenance |
|---|---|
| Warranty: | 2 Years |
| Principle: | Mixed-Flow Compressor |
| Samples: |
US$ 130/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
How are air compressors used in the food and beverage industry?
Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:
1. Packaging and Filling:
Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.
2. Cleaning and Sanitization:
Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.
3. Cooling and Refrigeration:
In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.
4. Aeration and Mixing:
Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.
5. Pneumatic Conveying:
In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.
6. Quality Control and Testing:
Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.
7. Air Agitation:
In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.
It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.
By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.
.webp)
Can air compressors be used for inflating tires and sporting equipment?
Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:
1. Tire Inflation:
Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.
2. Sporting Equipment Inflation:
Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.
3. Air Tools for Inflation:
Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.
4. Adjustable Pressure:
One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.
5. Efficiency and Speed:
Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.
6. Portable Air Compressors:
For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.
It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.
.webp)
Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2023-11-13
China Best Sales Two Stage Screw Air Compressor 55 Kw 75 Kw 90 Kw 110 Kw 132 Kw 160 Kw 185 Kw 200 Kw 250kw 315kw 7-10 Bar 11-50 M^3/Min best air compressor
Product Description
Two Stage Screw Air Compressor 55 Kw 75 Kw 90 Kw 110 Kw 132 Kw 160 Kw 185 Kw 200 Kw 250kw 315kw 7-10 Bar 11-50 M^3/min
Motor
The motor with protection class IP54is used, the insulation class is F grade,and the bearing is made of SwedishSKF heavy bearing.
Air end
Adopting twin-screw main engine, largerotor and low speed design, new 5:6asymmetric rotor tooth profile, brandbearing, determines the excellent performance of the whole machine.
Intake valve
The red star intake valve can automaticallyadjust the gas volume according to the requirements of the system gas consumption,reducing operating costs.
MPV
Made of aluminum, it has outstanding antirust performance. With check function.The stable setting of the opening pressureensures that sufficient circulation pressureis established in the system to ensure lubrication of the machine body.
Cooling system
Feature:Large cooler system
Advantage:Axial flow Fan used forgood cooling effect
Benefit:Allow ambient temperature at 52″C.
Smart display screen
Feature:Intelligent control systemAdvantage:10 inch monitor to showall the date
Benefit:Simple operation and trouble free
Oil and gas separator
With the Apuda oil and gas separator,the rigorous oil and gas separationfilter can reduce the oil content of theexhaust gas in the compressor andthe fuel consumption of the unit.
The durable pipe system
The galvanized pipe is more durable, sturdy, longer, longer, and durable.
| Specification | ||||||||||||
| Model | Working Pressure | Air Delivery | Motor Power | Type of Driving | Type of Cooling | Dimension(mm) | Weight | Output pipe | ||||
| psig | bar | cfm | m3/min | kw/hp | L | W | H | (kg) | Diameter | |||
| GLDS-10A | 100 | 7 | 38.8 | 1.1 | 7.5/10 | Driect driven | Air Cooling | 850 | 650 | 800 | 240 | 3/4″ |
| 116 | 8 | 35.3 | 1 | |||||||||
| 145 | 10 | 30 | 0.85 | |||||||||
| 181 | 12.5 | 24.7 | 0.7 | |||||||||
| GLDS-15A | 100 | 7 | 63.6 | 1.8 | 11/15 | 1050 | 700 | 1000 | 450 | 3/4″ | ||
| 116 | 8 | 58.3 | 1.65 | |||||||||
| 145 | 10 | 53 | 1.5 | |||||||||
| 181 | 12.5 | 45.9 | 1.3 | |||||||||
| GLDS-20A | 100 | 7 | 84.7 | 2.4 | 15/20 | 1050 | 700 | 1000 | 450 | 3/4″ | ||
| 116 | 8 | 77.7 | 2.2 | |||||||||
| 145 | 10 | 74.2 | 2.1 | |||||||||
| 181 | 12.5 | 63.6 | 1.8 | |||||||||
| GLDS-25A | 100 | 7 | 109.5 | 3.1 | 18.5/25 | 1250 | 850 | 1100 | 620 | 1″ | ||
| 116 | 8 | 102.4 | 2.9 | |||||||||
| 145 | 10 | 95.3 | 2.7 | |||||||||
| 181 | 12.5 | 81.2 | 2.3 | |||||||||
| GLDS-30A | 100 | 7 | 134.2 | 3.8 | 22/30 | 1250 | 850 | 1100 | 620 | 1″ | ||
| 116 | 8 | 127.1 | 3.6 | |||||||||
| 145 | 10 | 113 | 3.2 | |||||||||
| 181 | 12.5 | 88.3 | 2.5 | |||||||||
| GLDS-40A | 100 | 7 | 187.1 | 5.3 | 30/40 | 1350 | 850 | 1040 | 680 | 1-1/2″ | ||
| 116 | 8 | 176.6 | 5 | |||||||||
| 145 | 10 | 151.8 | 4.3 | |||||||||
| 181 | 12.5 | 127.1 | 3.6 | |||||||||
| GLDS-50A | 100 | 7 | 233 | 6.6 | 37/50 | 1550 | 1571 | 1330 | 850 | 1-1/2″ | ||
| 116 | 8 | 218.9 | 6.2 | |||||||||
| 145 | 10 | 201.3 | 5.7 | |||||||||
| 181 | 12.5 | 162.4 | 4.6 | |||||||||
| GLDS-60A | 100 | 7 | 282.5 | 8 | 45/60 | 1550 | 1571 | 1330 | 850 | 1-1/2″ | ||
| 116 | 8 | 271.9 | 7.7 | |||||||||
| 145 | 10 | 243.6 | 6.9 | |||||||||
| 181 | 12.5 | 211.9 | 6 | |||||||||
| GLDS-75A | 100 | 7 | 370.8 | 10.5 | 55/75 | 1950 | 1270 | 1620 | 1800 | 2″ | ||
| 116 | 8 | 346 | 9.8 | |||||||||
| 145 | 10 | 307.2 | 8.7 | |||||||||
| 181 | 12.5 | 257.8 | 7.3 | |||||||||
| GLDS-100A | 100 | 7 | 480.2 | 13.6 | 75/100 | 1950 | 1270 | 1620 | 1900 | 2″ | ||
| 116 | 8 | 459 | 13 | |||||||||
| 145 | 10 | 399 | 11.3 | |||||||||
| 181 | 12.5 | 356.6 | 10.1 | |||||||||
| GLDS-125A | 100 | 7 | 572 | 16.2 | 90/125 | 2450 | 1600 | 1740 | 1950 | 2″ | ||
| 116 | 8 | 543.8 | 15.4 | |||||||||
| 145 | 10 | 466.1 | 13.2 | |||||||||
| 181 | 12.5 | 395.5 | 11.2 | |||||||||
| Motor Efficiency Class: Ultraefficient/IE3/IE2 as per your required | ||||||||||||
| Motor Protection Class: IP23/IP54/IP55 or as per your required | ||||||||||||
| Certification: CE/ISO9001 | ||||||||||||
| Voltage: 380V/3PH/50HZ/60HZ, 220V/3PH/50HZ/60HZ, 400V/3PH/50HZ/60HZ, 440V/3PH/50HZ/60HZ, 415V/3PH/50HZ/60HZ, 230V/3PH/50HZ/60HZ, dual voltage is also ok | ||||||||||||
Equipment manufacturing industry: spray painting, spray washing machine, mechanical retreat mold, driving the assembly tools, drilling machine, hammer, lifting driving, combined tools, reamer, run run run, riveter screwdriver rotary drive, forging, metal forming press run operation, blasting, spraying, transmission, driving technology process.
Automobile manufacturing industry: spray cleaning parts, driving the assembly tool, fixture tools, lifting hoist crane, pneumatic control, forging hammer pressing workshop, casting workshop, metal workshop blast spray.
Beverage factory: running, bottle washing machine barrel turn, cHangZhou machine internal spraying, cleaning, food industrial used gas drying bottle, automatic operation, ash dust.
Cement manufacturing: Lime storage ventilation, cement slurry stirring and driving, cement bag clean sealing driving, raw material mixing, tipper operation, cleaning equipment, clinker cooling, conveying of cement and coal, cement kiln cleaning, vehicle and vessel handling, lifting and hoisting device, pneumatic control.
Chemical plant: ventilation and mixing, separation tower with gas, cleaning equipment, combustion gas, transportation, lifting liquid, spraying and cleaning pipe, pneumatic control, process gas, liquid transport.
Power plant: air cleaning pipeline, blowing smoke scale, cleaning of boiler and condenser pipe, jet cleaning, coal, sewage removal transmission, pneumatic control.
Hydropower plant maintenance: engine control, lock, drive controller, drive lubrication pump, driving lock, starting control, cleaning rubbish net.
The food industry (general application): mixing liquid, fermentation tank with gas (oxygen), cleaning equipment, with nozzle with nozzle cleaning container transport, food, raw materials, filtration dehydration.
Forging shop: oxygen skin, door, air curtain lifting hoist and hoist, driving the bending and straightening machine, driving clutch brake and a clamping device, the driving hammer, drive the fuel regulator.
Casting: hot metal car positioning, cleaning equipment, transporting sand, drive pneumatic tools, ramming machine, grinding machine, lifting hoist and elevator, pneumatic pick, tamping machine, steel than the brush, sandblasting, sieve sand, mud core.
Glass factory: blow bottle and glass, blow lamp and electronic tube, combustion gas, raw material, light transmission glass etching and drilling, conveying the glass, pneumatic control, vacuum hanging board.
Iron and steel plant: stirring the solution, oxygen with gas, HangZhou gas, converter with skip positioning, a sediment chamber drilling, unloading bags, open hearth CHINAMFG flue cleaning, driving clutch and brake, drive door, driving loading and transporting device, drive lubrication system, drive pneumatic tools, pneumatic pick, grinding wheel machine, lifting hoist and hoist, sandblasting, blast furnace, vacuum degassing furnace.
Wood, furniture processing: spray cleaning, gas lifting, bending, straightening, disseminated wood clamping clamp, pneumatic tools, carving tools, drilling machine, polishing machine, polishing machine, sand blasting, spray painting, spray device.
Sheet metal workshop: stirring the solution, transportation, jet cleaning, drive chip packaging press, driving plate chuck clutch and positioner, pneumatic tools, pneumatic pick, finishing hammer, drill, grinding wheel machine, crane and elevator, combination tools, riveting machine, sand blasting, spray, spray paint, lubricant container leakage detecting.
The mine ventilation gas, drilling: big hole, gas water removal, filtration fine crumbs, pneumatic hoist driven rock drill rig,,, blow hole, piling machine, drilling machine.
Oil refinery: combustion gas, emptying and cleaning oil, crane and elevator, drive control system, catalyst recycle, sandblasting, painting.
Papermaking factory: clean air equipment, crane and hoist, pool anti icing, roll feeding, pressing paper products, drive clutch, drive off paper machine, paper feeding through the machine, pneumatic control, pressure head box, demolition, removal of waste paper head box, vacuum drying.
Pharmaceutical manufacturers: mixing liquid, antibiotic fermentation with gas (oxygen), transmission of raw materials, raw materials, mixing and stirring driven, pneumatic control, air jet pulverization, spray drying, vacuum drying and vaporization of liquid, transmission.
Plant maintenance: jet cleaning, drive tools (hammer, concrete vibrator, drill, grinding wheel machine, crane, paving stone machine, riveter, oxide skin to wrench, winding machine, sand blasting, spray), metal, spray, spray system.
Textile factory: mixing liquid, gas lifting, moist, operation pressure accumulator, spray, spray system, transfusion.
Rubber factory: clean mold and mechanical devices, gas lifting, demoulding, mold, pneumatic control, spraying.
ZheJiang GLADES MACHINERY EQUIPMENT CO.,LTD.is located in HangZhou -logistics city , with the advantage of rapid transportation of goods. The company covers an area of more than 20 thousand square meters.with an annual output value of 6 million US dollars and fixed assets more than 10 million US dollars.
Glades’s primary businesses focus in following key areas:Oil-injected rotary screw compressors (Fixed speed and variable speed; normal and low pressure),Oil free screw air compressors (Scroll type, dry type, water-lubricated type),Energy Saving Screw Air Compressor(PM VSD screw air compressor,Two Stage Screw Air Compressor,Scroll screw air compressor),Portable screw air compressors ( electric motor powered),Air treatment equipment (Air dryers, air filters and air receiver tank) .At Glades, we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air products for all industries. All of our products are designed for reliable performance, easy maintenance, and maximum energy efficiency. Glades has been exporting to more than 35 countries across the globe.
Upholding the core concept of “Reliable Carrying Trust”, ZheJiang Glades strives to provide the most reliable products and services through continuous innovation, so that customers can continue to obtain the maximum value for their returns.
Advantages:
Large displacement: Displacement 10% higher than ordinary piston compressor.
Energy-saving: Compared with piston air compressor, this series of models for the new national standard 2 energy efficiency products, excellent energy saving.
Easy to operate: 24 hours unattended all day work, free load automatically start, full load automatically shut down.
Strong stability:Under long time working, displacement and pressure stable, no crash phenomenon, low failure rate.
FAQ:
Q1:Where is your factory located?
A:Our factory is located in HangZhou city which nears HangZhou port about 2 hours.
Q2:How many air compressors do you produce everyday?
A: We can produce 100 pieces everyday.
Q3: Can you use our brand?
A: Yes, OEM/ODM is available.
Q4:How about your after-sales service?
a.Provide customers with installation and commissioning online instructions.
b.Well-trained engineers available to overseas service.
c.CHINAMFG agents and after service available.
Q5:What’s your delivery time?
Generally 15 to 20 days, if urgently order, pls contact our sales in advance.
Q4: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in Glades air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available.
5.All kinds of technical documents in different languages.
| After-sales Service: | 24 Hours Online Service |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
.webp)
What are the differences between stationary and portable air compressors?
Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:
1. Mobility:
The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.
2. Power Source:
Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.
3. Tank Capacity:
Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.
4. Performance and Output:
The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.
5. Noise Level:
Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.
6. Price and Cost:
Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.
When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.
.webp)
Can air compressors be used for inflating tires and sporting equipment?
Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:
1. Tire Inflation:
Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.
2. Sporting Equipment Inflation:
Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.
3. Air Tools for Inflation:
Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.
4. Adjustable Pressure:
One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.
5. Efficiency and Speed:
Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.
6. Portable Air Compressors:
For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.
It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.
.webp)
Can air compressors be used for automotive applications?
Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:
1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.
2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.
3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.
4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.
5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.
6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.
7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.
When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.
Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.


editor by CX 2023-11-10
China Professional CHINAMFG Oil-Injected Screw Air Compressors air compressor parts
Product Description
Crownwell Oil-Injected Rotary Screw Compressors
CWD 7-400 & CWD 7-400 PM
Power output: 7-400 kW / 10-500 hp
Delivery rate: 0.8-71.2 m3/min / 28-2514 cfm
Pressure range: 7-13 bar / 100-190 psig
CROWNWELL COMPRESSOR – HIGHEST STHangZhouRD
SIMPLICITY BUT NOT SIMPLE
For 3 generations, customers from mechanical engineering, industry and trade have relied on CHINAMFG know-how when it comes to plHangZhou, developing and manufacturing compressed air systems. They are fully aware of the fact that CHINAMFG AIR is more than just ordinary compressed air: utmost safety, outstanding efficiency, excellent quality, maximized flexibility along with dependable service are the ingredients to transform CHINAMFG AIR into air to work with – in China, in Asia and in more than 102 countries around the world.
The III generation, the basis for economical compressed air production
The Know-How
More than decades of know-how in manufacturing for the compressed air market. World wide knowledge in different compressed air applications have guided the development of customer specified stationary screw compressors.
Technical Advancement for your Benefit
The advantage of CHINAMFG lies in its simplified construction. Fewer components are utilized. This means a 60% reduction in main and wearing parts and over 70% fewer pipes and connections. In turn, this greatly reduces the risk of leakages, making the system environmentally friendly. Safe direct drive operation without V-belt transmission.
The CHINAMFG CHINAMFG works in the following way:
Ambient air is drawn through the intake filter and the multifunctional control system into the CHINAMFG block. This block consists of a pair of screw rotors. The main rotor, driven by an electric motor, takes the secondary rotor with it. The air is drawn in by the rotation of both of the interlocking rotors and is continually compressed. During rotation, coolant is injected into the rotors and forms a hydrostatic film between the main and secondary rotors. The function of the coolant is to seal the rotors, lubricate the bearings and adsorb the compression heat. Before compressed air leaves the compressor ( at 80 ºC approx.) it is separated from the coolant before being cooled in the aftercooler to approx.. 8ºC to 12ºC above the ambient temperature. The coolant then passes to the thermostatic control block and filter, before entering the cooler where it is cooled from approx.. 80ºC down to 50ºC. It is then injected back into the CHINAMFG block.
Features:
Direct drive via flexible coupling.
Fully encapsulated CHINAMFG CHINAMFG block.
Standard electric motor Protection Index IP23 and IP54.
User friendly service access.
Top quality, washable, oil resistant sound insulation.
Ready for operation, prewired and fully enclosed.
With operating mode selector switch Automatic-Off-Continuous.
Centrally mounted cooling fan provided for compressed air and lubricant coolers.
Compact and neat cabinet design.
Optional Equipment:
Sense of rotation
Multiple unit control with automatic base load selection
Full motor protection
Mains isolator switch for wall mounting
Beyond these features we offer a wide choice of compressed air accessories in reference to our compressor product range.
Energy Recovery Systems CROWNWELL-THERM
Compressed Air Filters
Compressed Air Dryers
Condensate Traps
Oil-Water Separators
Compressed Air Receivers
Crownwell OIL-INJECTED FIXED SPEED COMPRESSOR
TECHNICAL SPECIFICATIONS CWD 7-400
(7.5-400kW / 10-500hp)
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD7 | 7.5 / 10 | 1.3 | 1.2 | 1.0 | 0.8 | 66 | 880*700*920 | 240 |
| CWD11 | 11 / 15 | 1.7 | 1.6 | 1.4 | 1.2 | 68 | 1080*750*1000 | 400 |
| CWD15 | 15 / 20 | 2.5 | 2.3 | 2.1 | 1.9 | 68 | 1080*750*1000 | 420 |
| CWD18 | 18.5 / 25 | 3.2 | 3.0 | 2.7 | 2.4 | 68 | 1280*850*1160 | 550 |
| CWD22 | 22 / 30 | 3.8 | 3.6 | 3.2 | 2.8 | 68 | 1280*850*1160 | 580 |
| CWD30 | 30 / 40 | 5.3 | 5.0 | 4.5 | 4.0 | 68 | 1280*850*1160 | 600 |
| CWD37 | 37 / 50 | 6.8 | 6.2 | 5.6 | 5.0 | 68 | 1400*1000*1290 | 800 |
| CWD45 | 45 / 60 | 8.0 | 7.3 | 7.0 | 5.9 | 72 | 1400*1000*1290 | 850 |
| CWD55 | 55 / 75 | 10.1 | 9.5 | 8.7 | 7.8 | 72 | 1800*1230*1570 | 1660 |
| CWD75 | 75 / 100 | 13.6 | 12.8 | 12.3 | 10.2 | 72 | 1800*1230*1570 | 1800 |
| CWD90 | 90 / 125 | 16.2 | 15.5 | 14.0 | 12.5 | 72 | 1800*1230*1570 | 1900 |
| CWD110 | 110 / 150 | 21.2 | 19.8 | 17.8 | 15.5 | 72 | 2400*1470*1840 | 2500 |
| CWD132 | 132 / 180 | 24.5 | 23.2 | 20.5 | 17.8 | 75 | 2400*1470*1840 | 2700 |
| CWD160 | 160 / 215 | 28.8 | 27.8 | 25.0 | 22.4 | 75 | 2400*1470*1840 | 3000 |
| CWD185 | 185 / 250 | 32.5 | 31.2 | 28.0 | 25.8 | 75 | 3150*1980*2150 | 3500 |
| CWD200 | 200 / 270 | 36.0 | 34.3 | 30.5 | 28.0 | 82 | 3150*1980*2150 | 4000 |
| CWD250 | 250 / 350 | 43.0 | 41.5 | 38.2 | 34.9 | 82 | 3150*1980*2150 | 4500 |
| CWD315 | 315 / 400 | 51.0 | 50.2 | 44.5 | 39.5 | 82 | 3150*1980*2150 | 6000 |
| CWD355 | 355 / 450 | 64.0 | 61.0 | 56.5 | 49.0 | 84 | 3150*1980*2150 | 6500 |
| CWD400 | 400 / 500 | 71.2 | 68.1 | 62.8 | 52.2 | 84 | 3150*1980*2150 | 7200 |
- Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)
Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F
- Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
Crownwell OIL-INJECTED PERMANENT MAGNET COMPRESSOR
TECHNICAL SPECIFICATIONS CWD 7-400 PM
(7.5-400kW / 10-500hp)
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD7 PM | 7.5 / 10 | 1.3 | 1.2 | 1.0 | 0.8 | 66 | 760*700*920 | 200 |
| CWD11 PM | 11 / 15 | 1.7 | 1.6 | 1.4 | 1.2 | 68 | 980*750*1000 | 350 |
| CWD15 PM | 15 / 20 | 2.5 | 2.3 | 2.1 | 1.9 | 68 | 980*750*1000 | 360 |
| CWD18 PM | 18.5 / 25 | 3.2 | 3.0 | 2.7 | 2.4 | 68 | 1120*850*1160 | 500 |
| CWD22 PM | 22 / 30 | 3.8 | 3.6 | 3.2 | 2.8 | 68 | 1120*850*1160 | 520 |
| CWD30 PM | 30 / 40 | 5.3 | 5.0 | 4.5 | 4.0 | 68 | 1120*850*1160 | 550 |
| CWD37 PM | 37 / 50 | 6.8 | 6.2 | 5.6 | 5.0 | 68 | 1280*1000*1290 | 750 |
| CWD45 PM | 45 / 60 | 8.0 | 7.3 | 7.0 | 5.9 | 72 | 1280*1000*1290 | 780 |
| CWD55 PM | 55 / 75 | 10.1 | 9.5 | 8.7 | 7.8 | 72 | 1800*1230*1570 | 1600 |
| CWD75 PM | 75 / 100 | 13.6 | 12.8 | 12.3 | 10.2 | 72 | 1800*1230*1570 | 1800 |
| CWD90 PM | 90 / 125 | 16.2 | 15.5 | 14.0 | 12.5 | 72 | 1800*1230*1570 | 1900 |
| CWD110 PM | 110 / 150 | 21.2 | 19.8 | 17.8 | 15.5 | 72 | 2400*1470*1840 | 2500 |
| CWD132 PM | 132 / 180 | 24.5 | 23.2 | 20.5 | 17.8 | 75 | 2400*1470*1840 | 2700 |
| CWD160 PM | 160 / 215 | 28.8 | 27.8 | 25.0 | 22.4 | 75 | 2400*1470*1840 | 3000 |
| CWD185 PM | 185 / 250 | 32.5 | 31.2 | 28.0 | 25.8 | 75 | 3150*1980*2150 | 3500 |
| CWD200 PM | 200 / 270 | 36.0 | 34.3 | 30.5 | 28.0 | 82 | 3150*1980*2150 | 4000 |
| CWD250 PM | 250 / 350 | 43.0 | 41.5 | 38.2 | 34.9 | 82 | 3150*1980*2150 | 4500 |
| CWD315 PM | 315 / 400 | 51.0 | 50.2 | 44.5 | 39.5 | 82 | 3150*1980*2150 | 6000 |
| CWD355 PM | 355 / 450 | 64.0 | 61.0 | 56.5 | 49.0 | 84 | 3150*1980*2150 | 6500 |
| CWD400 PM | 400 / 500 | 71.2 | 68.1 | 62.8 | 52.2 | 84 | 3150*1980*2150 | 7200 |
- Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)
Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F
- Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
- PM-Permanent Magnet
Crownwell TWO-STAGE OIL-INJECTED COMPRESSOR
TECHNICAL SPECIFICATIONS CWD 7-400 PM
(7.5-400kW / 10-500hp)
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD15-2S | 15 / 20 | 3.0 | 2.9 | 2.4 | 2.2 | 68 | 1480*850*1180 | 780 |
| CWD18-2S | 18.5 / 25 | 3.6 | 3.5 | 2.9 | 2.5 | 68 | 1480*850*1180 | 800 |
| CWD22-2S | 22 / 30 | 4.2 | 4.1 | 3.5 | 3.2 | 68 | 1480*850*1180 | 820 |
| CWD30-2S | 30 / 40 | 6.5 | 6.4 | 4.9 | 4.2 | 68 | 1720*1110*1480 | 1080 |
| CWD37-2S | 37 / 50 | 7.2 | 7.1 | 6.3 | 5.4 | 68 | 1720*1110*1480 | 1100 |
| CWD45-2S | 45 / 60 | 9.8 | 9.7 | 7.8 | 6.5 | 72 | 1720*1110*1480 | 1120 |
| CWD55-2S | 55 / 75 | 12.8 | 12.5 | 9.6 | 8.6 | 72 | 2100*1350*1720 | 2080 |
| CWD75-2S | 75 / 100 | 17.5 | 16.5 | 12.5 | 11.2 | 72 | 2100*1350*1720 | 2100 |
| CWD90-2S | 90 / 125 | 20.8 | 19.8 | 16.9 | 14.3 | 72 | 2460*1700*1900 | 3280 |
| CWD110-2S | 110 / 150 | 24.5 | 23.5 | 19.7 | 17.6 | 72 | 2460*1700*1900 | 3480 |
| CWD132-2S | 132 / 180 | 30.0 | 28.0 | 23.5 | 19.8 | 75 | 2900*1800*2571 | 3980 |
| CWD160-2S | 160 / 215 | 34.5 | 33.6 | 30.0 | 23.8 | 75 | 2900*1800*2571 | 4280 |
| CWD185-2S | 185 / 250 | 41.0 | 38.4 | 32.5 | 28.6 | 75 | 3800*1980*2150 | 5450 |
| CWD200-2S | 200 / 270 | 44.6 | 43.0 | 38.5 | 32.8 | 82 | 3800*1980*2150 | 5600 |
| CWD220-2S | 220 / 300 | 48.6 | 47.0 | 41.0 | 38.0 | 82 | 3800*1980*2150 | 6500 |
| CWD250-2S | 250 / 350 | 55.0 | 54.0 | 46.0 | 40.0 | 82 | 3800*1980*2150 | 6600 |
- Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)
Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F
- Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
- 2S-Two Stage
| Lubrication Style: | Lubricated |
|---|---|
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
Can air compressors be used for painting and sandblasting?
Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:
Painting:
Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:
- Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
- Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
- Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.
Sandblasting:
Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:
- Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
- Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
- Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.
When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.
Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.
.webp)
How do you troubleshoot common air compressor problems?
Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:
1. No Power:
- Check the power source and ensure the compressor is properly plugged in.
- Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
- Verify that the compressor’s power switch or control panel is turned on.
2. Low Air Pressure:
- Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
- Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
- Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.
3. Excessive Noise or Vibration:
- Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
- Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
- Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.
4. Air Leaks:
- Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
- Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
- Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.
5. Excessive Moisture in Compressed Air:
- Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
- Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
- Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.
6. Motor Overheating:
- Ensure the compressor’s cooling system is clean and unobstructed.
- Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
- Verify that the compressor is not being operated in an excessively hot environment.
- Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
- Consider using a thermal overload protector to prevent the motor from overheating.
If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.
.webp)
What are the safety considerations when operating an air compressor?
Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:
1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.
2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.
3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.
4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.
5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.
6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.
7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.
8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.
9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.
10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.
By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.


editor by CX 2023-11-09
China Hot selling Oil Free Rotary 5.5kw 7.5kw Scroll Air Compressor with Multi Air End small air compressor
Product Description
ZheJiang Xihu (West Lake) Dis. specializes in the R&D, manufacturing, sales and after sales service of compressors, which include oil-free air compressors, oil-injected air compressor and air end, special gas compressors and post-processing equipment etc, under the brand name “Xihu (West Lake) Dis.r”, “OFAC”.
OIL FREE SCROLL AIR COMPRESSOR
| Model | Motor Power kw/hp |
Air Flow L/min |
Pressure MPa |
Dimension (L*W*H mm) |
Weight kgs |
| AP1.5-8A | 1.5/2 | 140 | 0.6-0.8 | 540*540*770 | 87 |
| AP1.5-8B | 540*540*1190 | 136 | |||
| AP2.2-8A | 2.2/3 | 240 | 540*540*770 | 93 | |
| AP2.2-8B | 540*540*1190 | 142 | |||
| AP3.7-8A | 3.7/5 | 410 | 540*540*770 | 110 | |
| AP3.7-8B | 540*540*1190 | 149 | |||
| AP1.5-10A | 1.5/2 | 120 | 0.8-1.0 | 540*540*770 | 87 |
| AP1.5-10B | 540*540*1190 | 136 | |||
| AP2.2-10A | 2.2/3 | 200 | 540*540*770 | 93 | |
| AP2.2-10B | 540*540*1190 | 142 | |||
| AP3.7-10A | 3.7/5 | 340 | 540*540*770 | 110 | |
| AP3.7-10B | 540*540*1190 | 149 |
| Model | Motor Power kw/hp |
Air Flow L/min |
Pressure MPa |
Dimension (L*W*H mm) |
Weight kgs |
| AP7.5-8A | 7.5/10 | 820 | 0.6-0.8 | 1000*590*976 | 227 |
| AP11-8A | 11/15 | 1230 | 1050*590*1470 | 335 | |
| AP15-8A | 15/20 | 1640 | 1250*740*1800 | 488 | |
| AP18.5-8A | 18.5/25 | 2050 | 1235*740*1990 | 734 | |
| AP7.5-10A | 7.5/10 | 680 | 0.8-1.0 | 1000*590*976 | 227 |
| AP11-10A | 11/15 | 1571 | 1050*590*1470 | 335 | |
| AP15-10A | 15/20 | 1360 | 1250*740*1800 | 488 | |
| AP18.5-10A | 18.5/25 | 1700 | 1235*740*1990 | 734 |
| Model | Motor Power kw/hp |
Air Flow L/min |
Pressure MPa |
Dimension (L*W*H mm) |
Weight kgs |
| AP5.5-C | 5.5/7.5 | 610 | 0.6-0.8 | 660*750*1200 | 175 |
| AP7.5-8C | 7.5/10 | 800 | 180 | ||
| AP11-8C | 11/15 | 1220 | 1250*700*1171 | 338 | |
| AP15-8C | 15/20 | 1640 | 350 | ||
| AP18.5-8C | 18.5/25 | 2040 | 1250*700*1602 | 540 | |
| AP22-8C | 22/30 | 2440 | 558 | ||
| AP30-8C | 30/40 | 3280 | 1230*1700*1602 | 900 | |
| AP33-8C | 33/45 | 3660 | 1080 | ||
| AP45-8C | 45/60 | 5000 | 1116 |
| Model | Motor Power kw/hp |
Air Flow L/min |
Pressure MPa |
Dimension (L*W*H mm) |
Weight kgs |
| AP22-8A | 22/30 | 2460 | 0.6-0.8 | 1580*1235*1852 | 860 |
| AP30-8A | 30/40 | 3280 | 1000 | ||
| AP37-8A | 37/50 | 4100 | 1580*1235*1990 | 1470 | |
| AP22-8A | 22/30 | 2040 | 0.8-1.0 | 1580*1235*1630 | 910 |
| AP30-8A | 30/40 | 2720 | 1580*1235*1990 | 1140 | |
| AP37-8A | 37/50 | 3400 | 1470 |
| TECHNICAL DATA |
||||||||||
| Model | Power | Pressure (bar) | Air Flow (m3/min) | Noise Level dBA | Outlet Size | Weight (kgs) | Lubricating Water(L) | Filter Element (B)-(Z) | Dimension LxWxH (mm) | |
| OF-7.5F | 7.5kw | 10hp | 8 | 1.0 | 60 | RP 3/4 | 400 | 22 | (25cm) 1 | 1000*720*1050 |
| OF-11F | 11kw | 15hp | 8 | 1.6 | 63 | 460 | 1156*845*1250 | |||
| OF-15F | 15kw | 20hp | 8 | 2.5 | 65 | RP 1 | 620 | 28 | (50cm) 1 | 1306*945*1260 |
| OF-18F | 18.5kw | 25hp | 8 | 3.0 | 67 | 750 | 33 | 1520*1060*1390 | ||
| OF-22F | 22kw | 30hp | 8 | 3.6 | 68 | 840 | 33 | 1520*1060*1390 | ||
| OF-30F | 30kw | 40hp | 8 | 5.0 | 69 | RP 11/4 | 1050 | 66 | (25cm) 5 | 1760*1160*1490 |
| OF-37F | 37kw | 50hp | 8 | 6.2 | 71 | 1100 | 1760*1160*1490 | |||
| OF-45S | 45kw | 60hp | 8 | 7.3 | 74 | RP 11/2 | 1050 | 88 | 1760*1160*1490 | |
| OF-45F | 45kw | 60hp | 8 | 7.3 | 74 | 1200 | 1760*1160*1490 | |||
| OF-55S | 55kw | 75hp | 8 | 10 | 74 | RP 2 | 1250 | 110 | (50cm) 5 | 1900*1250*1361 |
| OF-55F | 55kw | 75hp | 8 | 10 | 74 | 2200 | (50cm) 7 | 2350*1250*1880 | ||
| OF-75S | 75kw | 100hp | 8 | 13 | 75 | 1650 | (50cm) 5 | 1900*1250*1361 | ||
| OF-75F | 75kw | 100hp | 8 | 13 | 75 | 2500 | (50cm) 7 | 2550*1620*1880 | ||
| OF-90S | 90kw | 125hp | 8 | 15 | 76 | 2050 | (50cm) 5 | 1900*1250*1361 | ||
| OF-90F | 90kw | 125hp | 8 | 15 | 76 | 2650 | (50cm) 7 | 2550*1620*1880 | ||
| OF-110S | 110kw | 150hp | 8 | 20 | 78 | DN 65 | 2550 | 130 | (50cm) 12 | 2200*1600*1735 |
| OF-110F | 110kw | 150hp | 8 | 20 | 78 | 3500 | 130 | 3000*1700*2250 | ||
| OF-132S | 132kw | 175hp | 8 | 23 | 80 | 2700 | 130 | 2200*1600*2250 | ||
| OF-160S | 160kw | 220hp | 8 | 26 | 82 | 2900 | 165 | 2200*1600*2250 | ||
| OF-185S | 185kw | 250hp | 8 | 30 | 83 | DN 100 | 3300 | 180 | (50cm) 22 | 2860*1800*1945 |
| OF-200S | 200kw | 270hp | 8 | 33 | 83 | 3500 | 2860*1800*1945 | |||
| OF-220S | 220kw | 300hp | 8 | 36 | 85 | 4500 | 2860*2000*2300 | |||
| OF-250S | 250kw | 340hp | 8 | 40 | 85 | 4700 | 2860*2000*2300 | |||
| OF-315S | 315kw | 480hp | 8 | 50 | 90 | 5000 | 2860*2000*2300 | |||
F– air cooling method S– water cooling method
The brand “OFAC, OFC” specializes in the R&D, manufacturing, sales and service of compressors,
oil-free compressors and air end, special gas compressors, various air compressors and
post-processing equipment, providing customers with High-quality, environmentally friendly and
efficient air system solutions and fast and stable technical services.
FAQ
Q1: Warranty terms of your machine?
A1: One year warranty for the machine and technical support according to your needs.
Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.
Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case. Rcommend wooden
box.
Q4: Can you use our brand?
A4: Yes, OEM is available.
Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products. 380V 50HZ we can delivery the goods within
3-15 days. Other voltage or other color we will delivery within 30-45 days.
Q6: How Many Staff Are There In your Factory?
A6: About 100.
Q7: What’s your factory’s production capacity?
A7: About 550-650 units per month.
Q8: What the exactly address of your factory?
A8: Our first workshop located in HangZhou, ZheJiang , second workshop located in
HangZhou, ZheJiang , China.
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
What are the advantages of using rotary vane compressors?
Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:
1. Compact and Lightweight:
Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.
2. High Efficiency:
Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.
3. Quiet Operation:
Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.
4. Oil Lubrication:
Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.
5. Versatile Applications:
Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.
6. Easy Maintenance:
Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.
These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.
.webp)
How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
.webp)
How do oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.


editor by CX 2023-11-09
China high quality D CHINAMFG Best Rotary Screw Air Compressor Customized Hgs 400-15 Mini Air Compressor Diesel Air Compressor air compressor parts
Product Description
| Item | HG300-10 | HG330-8 | HG400-15 | HG425-10 |
| Rated FAD(m³/min) | 8.5 | 10 | 10 | 11 |
| Rated Pressure(bar) | 10 | 8 | 15 | 10 |
| Engine&Power parameters(kW) | Yuchai/Cummins | Yuchai/Cummins | Yuchai/Cummins | Yuchai/Cummins |
| Outer Dimensions(mm) | 2880x1740x1760 | 2880x1740x1760 | 3220x1850x1850 | 3220x1850x1850 |
| Weight(kg) | 1950 | 1950 | 2450 | 2450 |
1.Automatic control and protection system.
2.Error free capacity control.
3.Deluxe micro-computer florescence control panel.
4.All weather models for high altitude operations (customization available for above 5500m high altitude applications only).
5.High quality filtration system with safety filters.
6.Low energy consumption with Large volume fuel tank to ensure 10 hours/day workload.
7.choose the best matching power Diesel Engine to reduce overall operating load and increase service life with cost-effective
price.
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | / |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Customization: |
Available
|
|
|---|
.webp)
What is the impact of humidity on compressed air quality?
Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:
1. Corrosion:
High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.
2. Contaminant Carryover:
Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.
3. Decreased Efficiency of Pneumatic Systems:
Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.
4. Product Contamination:
In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.
5. Increased Maintenance Requirements:
Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.
6. Adverse Effects on Instrumentation:
Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.
To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.
.webp)
How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
.webp)
Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2023-11-08
China OEM Medical Screw Movable Industrial Air Compressor portable air compressor
Product Description
Product Description
Specification
| Product name | Industrial air compressor |
| Voltage: | 380V/50HZ, 110v 220v 380v 440v customizable |
| Discharge temperature: | Ambient temperature + 15ºC |
| Warranty Service: | Video technical support |
| Cooling mode | Air cooling |
| Ambient temperature | -5 – +45ºC |
| Warranty of core components: | 1.5 years |
Details
About US
Contact US
We are a professional manufacturer of air compressor. Feel free to discuss with me about technical problems or air compressor requirements. Do you have the resources here? We can cooperate and win-win!
| After-sales Service: | Accept |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Angular |
| Samples: |
US$ 5000/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
How are air compressors utilized in the aerospace industry?
Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:
1. Aircraft Systems:
Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.
2. Ground Support Equipment:
Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.
3. Component Testing:
Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.
4. Airborne Systems:
In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.
5. Environmental Control Systems:
Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.
6. Engine Testing:
In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.
7. Oxygen Systems:
In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.
It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.
.webp)
How are air compressors employed in the mining industry?
Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:
1. Exploration and Drilling:
Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.
2. Ventilation and Air Quality Control:
Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.
3. Material Conveyance:
In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.
4. Dust Suppression:
Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.
5. Instrumentation and Control:
Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.
6. Explosive Applications:
In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.
7. Maintenance and Repair:
Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.
It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.
By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.
.webp)
What is the difference between a piston and rotary screw compressor?
Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:
1. Operating Principle:
- Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
- Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.
2. Compression Method:
- Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
- Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.
3. Efficiency:
- Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
- Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.
4. Noise Level:
- Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
- Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.
5. Maintenance:
- Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
- Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.
6. Size and Portability:
- Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
- Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.
These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.


editor by CX 2023-11-08
China OEM 3kw Single Phase Portable Electric Oilless Scroll Air Compressor for Laboratory mini air compressor
Product Description
| Model | HK-D04/08-A4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Operation control mode | Pressure start and stop | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Rated pressure (MPa) | 0.8 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Maximum pressure ( MPa) | 1.0 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Air flow (M³/min) | 0.3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Running speed ( R/min) | 3200 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Drive mode | Belt drive | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Exhaust air temperature ( ºC ) | ≤ambient temperature
How are air compressors used in the food and beverage industry?Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry: 1. Packaging and Filling: Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products. 2. Cleaning and Sanitization: Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents. 3. Cooling and Refrigeration: In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes. 4. Aeration and Mixing: Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products. 5. Pneumatic Conveying: In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination. 6. Quality Control and Testing: Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing. 7. Air Agitation: In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives. It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage. By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.
How do you choose the right air compressor for woodworking?Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking: 1. Required Air Volume (CFM): Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously. 2. Tank Size: Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical. 3. Maximum Pressure (PSI): Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs. 4. Noise Level: Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important. 5. Portability: Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable. 6. Power Source: Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible. 7. Quality and Reliability: Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability. 8. Budget: Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets. By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.
In which industries are air compressors widely used?Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed: 1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators. 2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists. 3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes. 4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems. 5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage. 6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging. 7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing. 8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment. 9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes. These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.
China Good quality 37kw 50HP 6bar Double-Stage Permanent Magnet Variable Frequency (VSD) Screw Air Compressor air compressor priceProduct Description
Product Description Detailed Photos Product Parameters
Certifications Packaging & Shipping Installation Instructions Company Profile ZheJiang Kingair Industrial Co., Ltd., is the core technology solution provider for compressed gas system solutions, with mature operation experience and excellent brand reputation in the 3 major areas : product system, core technology and solutions. The company has strong comprehensive strength, the factory is located in Xihu (West Lake) Dis., ZheJiang , covers an area of 30000 square meters, has a strong equipment production capacity. In the course of 20 years of operation and development, we have always adhered to the enterprise spirit of “professionalism, innovation, energy saving and service”, deeply implemented the strategic policy of environmental protection and low carbon, and realized the construction of high intelligent and efficient air pressure system industry chain. Kingair focuses on R&D, production and trade, and produces air compressor products with stable overall performance, advanced control system, superior, gas environment, reasonable design, higher efficiency and longer service life. Each product of the company has passed the IS09000 quality management system certification, European CE, ISO certification, etc., and has established a complete set of mature foreign trade operation system. The products are popular in more than 80 countries and regions in Asia, Europe,Africa and America.
FAQ Q1. Is KINGAIR trading company or manufacturer ? Q2. How long is KINGAIR delivery time ? Q3. How about your after-sales service? Q4. What is the available voltage KINGAIR compressor? Q5. Do you have any certificate ? Q6. Do you offer OEM service ? Q7. Can KINGAIR machines be run in high temperature environment?What is working temperature range?
What role do air dryers play in compressed air systems?Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems: 1. Moisture Removal: Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture. 2. Contaminant Removal: In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream. 3. Protection of Equipment and Processes: By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues. 4. Improved Productivity and Efficiency: Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings. 5. Compliance with Standards and Specifications: Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance. By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.
What are the environmental considerations when using air compressors?When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors: Energy Efficiency: Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint. Air Leakage: Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency. Noise Pollution: Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution. Emissions: While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors. Proper Waste Management: Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact. Sustainable Practices: Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design. By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.
Are there air compressors specifically designed for high-pressure applications?Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors: 1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors. 2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions. 3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels. 4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:
5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications. When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs. High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.
China best Hot Sale 7bar 8bar 10bar Direct Drive 15kw 20HP Oil Lubricated Fixed Speed/Variable Speed Drive (PM VSD) Rotary Screw Type Air Compressor air compressor portableProduct Description
OIL INJECTED ROTARY SCREW AIR COMPRESSOR (7~10bar Single Stage) Product Parameters
Product Description Hot Sale Products
2~10bar Oil-injected 7~16bar All-in-1 Small Single-phase
2~40bar 100% Oil-free 8~12bar 100% Oil-free Diesel Engine Portable
Main Product
What we can supply:
* Oil-injected Screw Air Compressor (2~16 bar)
What are the advantages of using an air compressor in construction?Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:
It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings. In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.
How does the horsepower of an air compressor affect its capabilities?The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor: Power Output: The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow. Air Pressure: The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force. Air Volume: In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters. Duty Cycle: The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required. Size and Portability: It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications. When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency. Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.
What maintenance is required for air compressors?Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors: 1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components. 2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear. 3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency. 4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining. 5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission. 6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly. 7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation. 8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding. 9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating. 10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions. Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.
|
.webp)
.webp)
.webp)