Product Description
| Specification(VSD series) | ||||||
| Model | Capacity M3/min | Power kw | Noise level db | Weight KG | ||
| 3.5~10bar | Water Cooling | Air Cooling | ||||
| OFA1VSD | OFA15VSD | 1.1-3.3 | 15 | 74 | 930 | |
| OFA22VSD | 4.5-5.6 | 22 | 74 | 1150 | ||
| OFA30VSD | 4-6.6 | 30 | 74 | 1300 | ||
| OFW37VSD | 5-8.4 | 37 | 74 | 1600 | ||
| OFW45VSD | 6.1-11.1 | 45 | 74 | 1750 | ||
| OFA2VSD | OFA55VSD | 7.3-9.4 | 55 | 74 | 1900 | |
| OFA75VSD | 10.7-12.4 | 75 | 74 | 2630 | ||
| OFA90VSD | 12.7-15.4 | 90 | 74 | 2700 | ||
| OFA3VSD | OFA110VSD | 16.0-19.5 | 110 | 74 | ||
| OFA132VSD | 18.8-21.8 | 132 | 74 | 4300 | ||
| OFA160VSD | 24.0-29.6 | 160 | 74 | 4300 | ||
| OFA4VSD | OFA200VSD | 12.2-36.6 | 200 | 74 | ||
| OFA250VSD | 14.2-41.8 | 250 | 74 | 6950 | ||
| OFA275VSD | 15.8-47.4 | 275 | 74 | |||
| OFA315VSD | 45.0-52.1 | 315 | 74 | 6950 | ||
| OFA5VSD | OFA355VSD | 50.4-57.5 | 355 | 74 | ||
| OFW1VSD | OFW37VSD | 2-5.9 | 37 | 74 | ||
| OFW45VSD | 2.3-7 | 45 | 74 | |||
| OFW2VSD | OFW55VSD | 4.5-8.8 | 55 | 74 | ||
| OFW75VSD | 4.5-13.2 | 75 | 74 | 2170 | ||
| OFW90VSD | 4.5-15.5 | 90 | 74 | 2220 | ||
| OFW3VSD | OFW110VSD | 6.4-19.1 | 110 | 74 | ||
| OFW132VSD | 7.7-22.4 | 132 | 74 | 3500 | ||
| OFW160VSD | 14.5-42.9 | 160 | 74 | 3500 | ||
| OFW4VSD | OFW200VSD | 18-36.1 | 200 | 74 | ||
| OFW250VSD | 19.-38.4 | 250 | 74 | 6400 | ||
| OFW275VSD | 20.0-41.0 | 275 | 74 | |||
| OFW315VSD | 46.0-50.9 | 315 | 74 | 6650 | ||
| OFW5VSD | OFW355VSD | 50.4-56.3 | 355 | 74 | 6950 | |
| OFW400VSD | 55.8-62.1 | 400 | 74 | 7060 | ||
| OFW450VSD | 63.8-76.5 | 450 | 74 | 8400 | ||
| OFW500VSD | 73.1-83.9 | 500 | 74 | 8400 | ||
| OFW630VSD | 89.0-102.9 | 630 | 74 | 9125 | ||
| OFW750VSD | 101.8-122.8 | 750 | 74 | 9225 | ||
| Company Profile |
ZheJiang Napu compressor Technology Co.,LTD was established in 2012 based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors .
With over 10 years experience in oil free screw air compressor. NAPU Compressor is compliant with ISO 8573-1, Class 0 standard and audited by TUV Rheinland and China National Quality Inspection Center of Compressor and Refrigerator.
The company is also compliant with ISO 9001:14001 and is CHINAMFG in the domestic market for its quality-driven culture. The oil-free compressors manufactured by the company are used in a variety of sectors including some of our valued clients like CASC-China Aerospace Science Corporation, NORINCO-China North Industries Group, CNNC-China National Nuclear Group, CHANG AN AUTO, SINOPHARM, BYD and CALT and Sino-Chemical etc.
Continuous improvement in productivity and efficiency is our goal, and we continue to offer an extensive services including our own branded oil-free compressor package as well as after-sales services for other leading brands.
| Product Features |
1. In house designed airend
2. 100% oil free air certified by Germany TUV.
3. Double-layer structure to reduce he noise.
4. Air Cooling and Water cooling are available.
5. VSD control are available.
6.Touch Screen PLC with preset running schedule, more intelligent control.
7.OEM&ODM service are accepted
| FAQ |
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.
Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.
Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.
Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO and certificate as clients’ demande.
Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.
Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
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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.
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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.
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What are the different types of air compressors?
There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:
1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.
2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws 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. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.
3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.
4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.
5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.
6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.
These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.


editor by CX 2024-02-17
China Good quality Permanent Magnet Variable Speed Screw Stationary Screw Air Compressor Factory Directly Supply Best Quality and Lower Price 132kw 175HP manufacturer
Product Description
1. Description
CHINAMFG MCS SERIES OIL-INJECTED ROTARY CHINAMFG WITH DIRECT DRIVE
1) MCS-37Z
2) Power: 37kw/50HP
3) Capacity: 6.7m3/min for 7bar, 6.2m3/min for 8bar, 5.6m3/min for 10bar, 4.9m3/min for 12bar
4) With air cooling or water cooling
5) Motor Efficiency Class:IE5/IE4/IE3/IE2 as per your required
6) Motor Protection Class: IP23/IP54/IP55 or as per your required
2. Detail Structure for the Screw Compressor
1) Superior Air Filter
•Superior air filter with two-stage dust removal and filtering system with efficiency of up to 99.9% even in heavy-duty environments.
•Extends the service life of the compressor parts and components, ensures high air quality.
2) Premium Efficiency Drive Motor
•Premium efficiency Totally Enclosed Fan Cooled IP54/IP55 motor (Class F insulation) protects against dust and chemicals etc.
•Long-term stable operation even in harsh environments up to 55ºC (131ºF)
3) Smart Controller
•Increased reliability: durable keyboard, user-friendly, multilingual user interface.
•Improved ease of use: intuitive navigation system with main operation conditions include warning indications, maintenance scheduling etc
4) Intelligent Control and Protection
•Schneider electrical elements with original package from Germany, safe and reliable
•Reasonable, simple and clear wiring, easy for maintenance
•Good protection function ensures the stable running of the compressor unit
5) Heavy-duty Oil Filter
•Heavy-duty oil filter with excellent oil purification capability ensures a clean and safe oil system
•Long service period and easy filter change reduce maintenance costs
6) Stainless Steel Oil Pipe & Air Pipe system
•Stainless steel High temperature resistant (45712006
Web: mikovs
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| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Customization: |
Available
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.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. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How are air compressors employed in the petrochemical industry?
Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:
1. Instrumentation and Control Systems:
Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.
2. Pneumatic Tools and Equipment:
Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.
3. Process Air and Gas Supply:
Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.
4. Cooling and Ventilation:
Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.
5. Nitrogen Generation:
Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.
6. Instrument Air:
Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.
By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.
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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.
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What are the different types of air compressors?
There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:
1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.
2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws 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. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.
3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.
4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.
5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.
6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.
These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.


editor by CX 2024-02-10
China manufacturer Screw Air Compressor 8bar 10bar 13bar 50HP Variable Speed Industrial Screw Air Compressor 37kw air compressor for car
Product Description
Product Description
Product Parameters
| Model | Motor Power | Maximum Working Pressure | Free Air Delivery | Air Outlet Pipe Diameter | Weight | Dimensions(L*W*H) | |||
| kW | hp | bar(g) | psig | m³/min | cfm | kg | mm | ||
| BG10APM | 7.5 | 10 | 8 | 116 | 1.1 | 39 | G1/2″ | 180 | 900*650*850 |
| 10 | 145 | 0.9 | 32 | ||||||
| 13 | 189 | 0.7 | 25 | ||||||
| BG15APM | 11 | 15 | 8 | 116 | 1.7 | 60 | G3/4″ | 300 | 1000*740*1100 |
| 10 | 145 | 1.6 | 57 | ||||||
| 13 | 189 | 1.0 | 35 | ||||||
| BG20APM | 15 | 20 | 8 | 116 | 2.3 | 81 | G3/4″ | 320 | 1000*740*1100 |
| 10 | 145 | 2.0 | 71 | ||||||
| 13 | 189 | 1.6 | 57 | ||||||
| BG30APM | 22 | 30 | 8 | 116 | 3.4 | 120 | G1″ | 420 | 1070*840*1260 |
| 10 | 145 | 3.2 | 113 | ||||||
| 13 | 189 | 2.7 | 95 | ||||||
| BG40APM | 30 | 40 | 8 | 116 | 5.0 | 177 | G1″ | 450 | 1070*840*1260 |
| 10 | 145 | 4.0 | 141 | ||||||
| 13 | 189 | 3.1 | 109 | ||||||
| BG50APM | 37 | 50 | 8 | 116 | 6.4 | 226 | G1-1/2″ | 600 | 1200*1000*1390 |
| 10 | 145 | 5.4 | 191 | ||||||
| 13 | 189 | 4.7 | 166 | ||||||
| BG60APM | 45 | 60 | 8 | 116 | 7.2 | 254 | G1-1/2″ | 700 | 1200*1000*1390 |
| 10 | 145 | 6.6 | 233 | ||||||
| 13 | 189 | 5.7 | 201 | ||||||
| BG75APM | 55 | 75 | 8 | 116 | 9.4 | 332 | G2″ | 920 | 1700*1200*1550 |
| 10 | 145 | 8.2 | 290 | ||||||
| 13 | 189 | 6.7 | 237 | ||||||
| BG100APM | 75 | 100 | 8 | 116 | 12.2 | 431 | G2″ | 950 | 1700*1200*1550 |
| 10 | 145 | 10.8 | 381 | ||||||
| 13 | 189 | 9.1 | 321 | ||||||
| BG125APM | 90 | 125 | 8 | 116 | 15.2 | 537 | G2″ | 1350 | 2100*1300*1650 |
| 10 | 145 | 13.3 | 470 | ||||||
| 13 | 189 | 11.4 | 403 | ||||||
| BG150APM | 110 | 150 | 8 | 116 | 19.9 | 703 | DN80 | 2650 | 2500*1650*1900 |
| 10 | 145 | 16.3 | 576 | ||||||
| 13 | 189 | 14.5 | 512 | ||||||
| BG180APM | 132 | 180 | 8 | 116 | 23.0 | 812 | DN80 | 2850 | 2500*1650*1900 |
| 10 | 145 | 19.7 | 696 | ||||||
| 13 | 189 | 16.0 | 565 | ||||||
| BG220APM | 160 | 220 | 8 | 116 | 27.0 | 954 | DN80 | 4100 | 3000*1900*1950 |
| 10 | 145 | 22.5 | 795 | ||||||
| 13 | 189 | 21.0 | 742 | ||||||
| BG250APM | 185 | 250 | 8 | 116 | 30.0 | 1059 | DN80 | 4300 | 3000*1900*1950 |
| 10 | 145 | 27.0 | 954 | ||||||
| 13 | 189 | 23.0 | 812 | ||||||
| BG270APM | 200 | 270 | 8 | 116 | 32.5 | 1148 | DN100 | 5300 | 3600*2200*2200 |
| 10 | 145 | 29.2 | 1031 | ||||||
| 13 | 189 | 25.5 | 901 | ||||||
| BG300APM | 220 | 300 | 8 | 116 | 38.0 | 1342 | DN100 | 5500 | 3600*2200*2200 |
| 10 | 145 | 32.0 | 1130 | ||||||
| 13 | 189 | 28.8 | 1017 | ||||||
| BG340APM | 250 | 340 | 8 | 116 | 43.0 | 1519 | DN100 | 5800 | 3600*2200*2200 |
| 10 | 145 | 37.5 | 1324 | ||||||
| 13 | 189 | 31.5 | 1112 | ||||||
Company Profile
Wallboge is a high-tech enterprise and is considered 1 of the leading manufacturers of air compressor products in China. Our goal is to provide exceptional customer service coupled with quality products and energy saving solutions.
Wallboge’ s primary businesses focus in following key areas:
Integrated screw air compressor for laser cutting
Permanent magnet variable frequency screw air compressor
Two-stage compression permanent magnet variable frequency screw air compressor
Low pressure two-stage compression permanent magnet variable frequency screw air compressor
Low pressure permanent magnet variable frequency screw air compressor
Water-lubricated oil-free screw air compressor
Fixed speed screw air compressor
Oil-free screw blower
Screw vacuum pump
At Wallboge, 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. CHINAMFG has been exporting to more than 150 countries across the globe.
Wallboge continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly. Wallboge’ s vision is to be a world-renowned high-end energy-saving machinery brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff, committed to continuously satisfying the needs of global companies by providing a full range of industrial air compression solutions.
Certifications
Exhibitions
After Sales Service
1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.
Our Advantages
1. Proven product quality.
2. Factory direct prices.
3. On-time delivery.
4. Prompt technical support in different languages before sales, in sales and after sales.
5. Small orders accepted to check quality first.
6. OEM & ODM service available.
FAQ
Q1: Are you a factory or a trading company?
A1: We are a factory. Please check our Company Profile.
Q2: What is the exact address of your factory?
A2: No. 588, East Tonggang Road, Shaxi Town, HangZhou City, ZheJiang Province, China
Q3: What is your delivery time?
A3: For standard voltage, the delivery time is 15 working days after you confirm the order. For non-standard voltage, please contact our sales to confirm the delivery time.
Q4: What kind of payment terms do you accept?
A4: We accept T/T, L/C at sight.
Q5: How long is the warranty of your air compressor?
A5: 2 years for the whole air compressor except consumable spare parts.
Q6: How long could your air compressor be used?
A6: Generally, more than 10 years.
Q7: What is your MOQ requirement?
A7: 1 unit.
Q8: Can you offer OEM & ODM service?
A8: Yes, with a professional design team, we can offer OEM & ODM service.
| After-sales Service: | Engineers Available to Overseas Service. |
|---|---|
| Warranty: | 2 Years |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
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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.
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How do you choose the right size of air compressor for your needs?
Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:
1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.
2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.
3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.
4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.
5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.
6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.
7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.
8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.
By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.


editor by CX 2023-12-09
China best Industrial Variable Speed Drive VSD Dry Oil Free Screw Air Compressor Rdo-75A/W air compressor parts
Product Description
Product Description
Industrial Energy Saving Variable Speed Drive VSD Dry Oil Free Screw Air Compressor
Product Features:
1.Industry-leading air end, imported brand, quality assurance.
2. IE3 motor, save your electricity cost, IP54, B-level temperature rise is suitable for harsh environments such as large dust and high temperature;
3.Multiple noise reduction design, calculated according to noise theory, with special flame retardant muffler cotton inside, to reduce the noise of the unit and provide a quieter environment for use.
4.Independent air inlet, reduce intake resistance, multi-function intake valve group, start without load, motor load is small. Use high-efficiency filters to effectively filter particulates in the air.
5.Centrifugal fan with plate-fin cooler has high wind pressure, low noise, external independent suction, exhaust air upward through a specially designed air duct to prevent hot air from returning.cooler modular design, vertical installation, effectively eliminate thermal stress , More stable operation and long service life.
6.Optimized shock absorption pad to reduce vibration and noise.
Technical Parameters
| Dry Oil-free Screw Air Compressor RDO Series | ||||||||||
| Model | Air Delivery (m3/min) | Powe (kW) |
Noise dB(A) |
Outlet diameter |
Dimension (mm) | Weight (Kg) |
||||
| 7bar | 8bar | 10bar | Air-cooled | Water-cooled | Air-cooled | Water-cooled | ||||
| RDO-45A/W | 4.5-7.8 | 4.0-6.8 | 3.7-6.4 | 45 | 69±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2650 | 2700 |
| RDO-55A/W | 5.7-9.8 | 5.2-9.0 | 4.4-7.8 | 55 | 69±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2850 | 2900 |
| RDO-75A/W | 7.6-13.0 | 7.2-12.2 | 6.6-11.2 | 75 | 70±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2950 | 2900 |
| RDO-90A/W | 9.6-16.0 | 8.1-13.8 | 7.6-13.1 | 90 | 71±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 3000 | 2950 |
| RDO-110A/W | 12.1-20.6 | 11.6-19.5 | 11.1-18.8 | 110 | 71±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3500 | 3550 |
| RDO-132A/W | 14.7-24.8 | 13.6-23.0 | 11.5-19.5 | 132 | 73±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3550 | 3600 |
| RDO-160A/W | 16.9-28.5 | 15.6-26.3 | 14.1-23.8 | 160 | 73±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3650 | 3750 |
| RDO-185A/W | 19.5-32.8 | 17.1-28.9 | 16.3-27.5 | 185 | 74±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 4100 | 4200 |
| RDO-200A/W | 21.8-36.8 | 20.4-34.6 | 18.1-30.6 | 200 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5100 | 4500 |
| RDO-220A/W | 24.9-41.5 | 22.4-37.3 | 19.8-33.0 | 220 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5600 | 5000 |
| RDO-250A/W | 27.3-46.0 | 25.3-42.8 | 22.7-38.2 | 250 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5700 | 5200 |
| RDO-280A/W | 31.6-48.6 | 30.9-47.5 | 29.3-45.0 | 280 | 76±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5800 | 5300 |
| RDO-315A/W | 34.1-52.5 | 32.9-50.6 | 31.5-48.5 | 315 | 77±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 6000 | 5400 |
Successful cases
Packaging & Shipping
1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)
Buyer Reviews
Company Profile
ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!
Certifications
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24month |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How are air compressors employed in the petrochemical industry?
Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:
1. Instrumentation and Control Systems:
Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.
2. Pneumatic Tools and Equipment:
Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.
3. Process Air and Gas Supply:
Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.
4. Cooling and Ventilation:
Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.
5. Nitrogen Generation:
Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.
6. Instrument Air:
Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.
By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.
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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.
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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:
- Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
- Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
- Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
- Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
- Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.
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.


editor by CX 2023-12-01
China Good quality Variable Speed Screw Air Compressor 7.5 – 37 Kw with Permanent Magnet Motor best air compressor
Product Description
VARIABLE SPEED SCREW AIR COMPRESSOR 7.5KW 15KW 22KW 37KW WITH PERMANENT MAGNET MOTOR
Product Description
Screw compressors are designed for those applications that require a high volume of compressed air and/or continuous usage.
They do not require to stop for the cooling process, allowing constant air production. Silent, efficient, and reliable, Jiayi’s screw
compressors grant you a more comfortable workspace, continuous usage, longer components’ lifecycle, more efficiency, and
cost savings.
Screw compressors operate based on 2 meshing helical screw rotating in inverse order, avoiding any contact with mechanical
parts.
VARIABLE SPEED SCREW COMPRESSORS
Variable speed screw compressors allow you to save up lots of power energy, compared to fixed speed ones. While traditional
compressors work at 1 speed (at 100%), variable speed screw compressors regulate the motor’s speed to adjust to the
production’s fluctuating air requirements. They are ideal for applications and production systems whose usage of compressed air
varies during the day, granting the right quantity of air needed and a saving the cost of electricity.
HIGH EFFICIENCY IN VARIABLE SPEED SCREW COMPRESSORS
The magnet permanent motor controll the energy consumption better than fixed speed compressors. This innovative technology
takes the energy savings to a new level, improving efficiency and performance. Jiayi’s innovative technology guarantees
remarkable savings on energy bills, creating return on the investment in 1-2 years.
| NO. | COMPARE | PERMANENT MAGNETIC FREQUENCY CONVERSION | INDUSTRIAL FREQUENCY | RESULT | CONCLUSION |
| 1 | Motor efficiency | 94%-96% | 87%-89% | 7% saving | The permanent magnetic inverter model save 32% more envergy than the normal industrial frequency type. |
| 2 | No-load electricity consumption | 45% of the full capacity | 45% of the full capacity | if we assume average no loading time 30%,the overall saving will be 13.5% | |
| 3 | Over pressure electricity consumption | no | average 1kg/cm,electricity consumption 7% | 7% saving | |
| 4 | Integrated shaft efficiency | 100% | belt 94%, coupling 97% | save on belt 6%, on coupling 3% | |
| 5 | Other advantage | constant pressure output | variable pressure | permanent magnetic ensure the production quality |
Product Parameters
| SJ series screw air compressor technical data | ||||
| Model | SJ10A | SJ15A | SJ20A | SJ25A |
| Air volume / Air pressure | 1.2m3/min 0.7Mpa |
1.65m3/min 0.7Mpa |
2.5m3/min 0.7Mpa |
3.2m3/min 0.70Mpa |
| Lubricating oil | 4L | 8L | 8L | 12L |
| Power | 7.5kw | 11kw | 15kw | 18.5kw |
| Type | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor |
| Size | 880*600*820mm | 1080*720*1000mm | 1080*720*1000mm | 1250*850*1080mm |
| Weight | 120kgs | 214kgs | 214kgs | 282kgs |
| Noise | 66dB(A) | 68dB(A) | 68dB(A) | 68dB(A) |
| Driving mode | Direct link | |||
| Output pipe | G3/4 | G3/4 | G3/4 | G 1 1/4 |
Feature
In the workshop, air consumption is high during the day time but comparatively low in the night. In the meantime, the air
consumption in busy season is much higher than that of in low season.
92% air compressors have got serious fluctuations during operation
70% air compressors have a load between 40% to 80% while working.
Thus, there is much energy to save if we use a variable frequency compressor in stead.
1. Permanent magnet frequency conversion motor that makes the machine meets the National Level 1 energy efiiciency standard.
2. The new patent design of screw type machine equipped with 8 sets of S K F import bearing.
3. Big name brand frenquency converter / inverter, top vector frequency conversion control system.
4. Double frenquency conversion desigh makes frequency changing possible for for both motor and the fan.
5. PID air volume regulation technology for saving overall air consumption.
6. 40-200hz wide frequency option in order to meet different working conditions.
7. Stable air pressure, fluctuation within 0.1bar.
8. 0 load start, less effect on power grid.
9. A better design to seperate the low temperature and high temperature unit, so the electrical componentes have longer life span.
10. Best human manchine interface with more date and detailed function.
Smart Control Panel
The digital control panel can control versatile situation with clear display, which makes the air compressor easy to control and easy
to maintain.
High Efficient Built-in Cooler
The cooler is designed for high temperature environment, it helps to keep air compressor running in an appropriate temperature.
Detailed Photos
Factory details
Packaging & Shipping
| After-sales Service: | One Year Warranty |
|---|---|
| Warranty: | 12 Month Warranty |
| Lubrication Style: | Oil-free |
| Cooling System: | High Efficiency |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Samples: |
US$ 790/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
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Are there special considerations for air compressor installations in remote areas?
Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:
1. Power Source:
Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.
2. Environmental Conditions:
Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.
3. Accessibility and Transport:
Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.
4. Maintenance and Service:
In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.
5. Fuel and Lubricants:
For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.
6. Noise and Environmental Impact:
Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.
7. Communication and Remote Monitoring:
Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.
By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.
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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.
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How do you choose the right size of air compressor for your needs?
Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:
1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.
2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.
3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.
4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.
5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.
6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.
7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.
8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.
By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.


editor by CX 2023-11-10