Product Description
Industrial Low-Noise Electric Stationary AC Power Oil Lubricated Medium High Pressure Direct Driven Rotary Screw Type Air Compressor Advantages
1.Superior design with 72 types of technology patent, 2 stages compression, realize maximum energy saving and lowest noise level.
2.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings
3.Adopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, CHINAMFG pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.
4.Intelligent controller and multi-language LCD keep the outstanding safety
performance.
5.Stainless steel oil pipe and air pipe, high temperature resistant (400ºC=752ºF) and low temperature resistant(-270ºC=518ºF), high pressure resistant.lUltra-long life(80 years), completely leak free and maintenance free
6.Conform to CE, ISO9001 and energy saving certification, etc.
The Technical Parameters Of High Pressure Rotary Screw Air Compressor
| Model | Maxinmum working pressure | Capacity(FAD)* | Installed motor | Driving mode& Cooling method |
Noise level** | Dimensions(mm) | Weight | Air outlet pipe diameter |
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| 50 HZ | 60 HZ | power | |||||||||||||||||
| Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | ||||||||||||
| bar(g) | psig | m³/min | cfm | m³/min | cfm | kw | hp | dB(A) | L | W | H | kg | |||||||
| DVAH-90-16 | 16 | 232 | 3.73 | 9.24 | 131 | 326 | 4.28 | 8.57 | 151 | 303 | 90 | 120 | Direct Driven Air Cooling /W-Water Cooling |
78 | 2800 | 1600 | 1700 | 2500 | DN50 |
| DVAH-90-18 | 18 | 261 | 4.29 | 10.73 | 151 | 379 | 5.39 | 10.78 | 190 | 381 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-20 | 20 | 290 | 4.24 | 10.61 | 150 | 375 | 5.33 | 10.67 | 188 | 377 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-25 | 25 | 363 | 4.14 | 10.35 | 146 | 365 | 4.76 | 9.51 | 168 | 336 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-110-16 | 16 | 232 | 5.32 | 13.3 | 188 | 470 | 5.81 | 11.62 | 205 | 410 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-18 | 18 | 261 | 5.78 | 14.45 | 204 | 510 | 5.58 | 11.16 | 197 | 394 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-20 | 20 | 290 | 5.73 | 14.33 | 202 | 506 | 5.38 | 10.76 | 190 | 380 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-25 | 25 | 363 | 4.86 | 12.15 | 172 | 429 | 5.28 | 10.56 | 186 | 373 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-30 | 30 | 435 | 4.95 | 12.38 | 175 | 437 | 5.15 | 10.3 | 182 | 364 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-35 | 35 | 508 | 4.24 | 10.6 | 150 | 374 | 5.1 | 10.2 | 180 | 360 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-40 | 40 | 580 | 4.21 | 10.53 | 149 | 372 | 5.6 | 11.2 | 198 | 395 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-132-16 | 16 | 232 | 5.35 | 13.37 | 189 | 472 | 7.25 | 14.5 | 256 | 512 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-18 | 18 | 261 | 5.81 | 14.53 | 205 | 513 | 6.5 | 12.99 | 229 | 459 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-20 | 20 | 290 | 5.75 | 14.37 | 203 | 507 | 6.42 | 12.84 | 227 | 453 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-25 | 25 | 363 | 4.87 | 12.18 | 172 | 430 | 6.23 | 12.46 | 220 | 440 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-30 | 30 | 435 | 4.97 | 12.43 | 176 | 439 | 5.25 | 10.5 | 185 | 371 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-35 | 35 | 508 | 4.26 | 10.64 | 150 | 376 | 5.2 | 10.4 | 184 | 367 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-40 | 40 | 580 | 4.22 | 10.56 | 149 | 373 | 5.15 | 10.3 | 182 | 364 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-160-16 | 16 | 232 | 6.17 | 15.43 | 218 | 545 | 9.39 | 18.78 | 332 | 663 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-18 | 18 | 261 | 6.76 | 16.91 | 239 | 597 | 9.22 | 18.43 | 325 | 651 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-20 | 20 | 290 | 6.66 | 16.65 | 235 | 588 | 8.07 | 16.13 | 285 | 570 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-25 | 25 | 363 | 5.89 | 14.73 | 208 | 520 | 7.99 | 15.97 | 282 | 564 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-185-16 | 16 | 232 | 6.55 | 16.37 | 231 | 578 | 10.3 | 20.6 | 364 | 727 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-18 | 18 | 261 | 7.29 | 18.21 | 321 | 643 | 10.19 | 20.37 | 360 | 719 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-20 | 20 | 290 | 7.2 | 18.01 | 254 | 636 | 8.81 | 17.62 | 311 | 622 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-25 | 25 | 363 | 7.06 | 17.65 | 249 | 623 | 8.73 | 17.45 | 308 | 616 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-200-16 | 16 | 232 | 8.68 | 21.71 | 307 | 766 | 11.94 | 23.88 | 422 | 843 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-18 | 18 | 261 | 10.64 | 26.61 | 376 | 940 | 11.32 | 22.64 | 400 | 799 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-20 | 20 | 290 | 9.7 | 24.25 | 343 | 856 | 10.69 | 21.37 | 377 | 755 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-25 | 25 | 363 | 8.84 | 22.09 | 312 | 780 | 9.1 | 18.19 | 321 | 642 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-220-16 | 16 | 232 | 9.75 | 24.37 | 344 | 860 | 12.17 | 24.34 | 430 | 859 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 11.84 | 23.67 | 418 | 836 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-20 | 20 | 290 | 10.56 | 26.39 | 373 | 932 | 11.21 | 22.42 | 396 | 792 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-25 | 25 | 363 | 9.6 | 24.01 | 339 | 848 | 10.47 | 20.94 | 370 | 739 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-250-16 | 16 | 232 | 10.7 | 26.75 | 378 | 944 | 14.07 | 28.13 | 497 | 993 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 14 | 27.99 | 494 | 988 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-20 | 20 | 290 | 12.07 | 30.16 | 426 | 1065 | 12.95 | 25.89 | 457 | 914 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-25 | 25 | 363 | 10.45 | 26.13 | 369 | 923 | 12.45 | 24.9 | 440 | 879 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-280-16 | 16 | 232 | 12.55 | 31.38 | 443 | 1108 | 16.51 | 33.02 | 583 | 1166 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-18 | 18 | 261 | 14.99 | 37.47 | 529 | 1323 | 14.84 | 29.68 | 524 | 1048 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-20 | 20 | 290 | 14.84 | 37.09 | 524 | 1310 | 14.69 | 29.38 | 519 | 1037 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-25 | 25 | 363 | 12.37 | 30.93 | 437 | 1092 | 12.69 | 25.38 | 448 | 896 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| *) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C **) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A) ***) Specifications are subject to change without prior notice |
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DENAIR Factory
DENAIR Certificates
DENAIR Exhibiton
DENAIR Customers
We Carefully Selected For You The Classic Case:
CHINAMFG VSD Screw Air Compressor for Food Processing in USA
Project Name: Coffee manufacturer in Omaha, United States
Product Name: 30KW 40HP direct dirven variable frequency screw air compressor with air dryer and air receiver tank
Model No. & Qty: DVA-30G x 2
Working Time: From January, 2016 till now
Event: In January, 2016, CHINAMFG service team Michael, Sissi and Steven visited our VIP customer in Omaha, United States for technical training for air compressor maintenance. The customer was very satisfied with our good service and VSD energy saving solution.
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, 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: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
/* 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(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
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| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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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 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.
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How does an air compressor work?
An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:
1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.
2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.
3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.
4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.
5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.
6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.
Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.
In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.


editor by CX 2024-02-15
China Good quality Air Cooling 275kw AC Power Oil Free Dry Rotary Screw Industrial Air Compressor with Great quality
Product Description
| Specification | ||||||||
| Model | Capacitiy (FAD)M3/min | Power kw | Noise level db | Weight KG | ||||
| 7bar | 8.5bar | 10bar | Water Cooling | Air Cooling | ||||
| OFA1 | OFA15 | 2.4 | 2.1 | 1.8 | 15 | 74 | 1,030 | |
| OFA22 | 3.7 | 3.2 | 2.7 | 22 | 74 | 1,070 | ||
| OFA30 | 4.8 | 4.4 | 4.0 | 30 | 74 | 1,300 | ||
| OFA37 | 5.9 | 5.3 | 5.0 | 37 | 74 | 1,355 | ||
| OFA45 | 7.0 | 6.5 | 6.1 | 45 | 74 | 1,390 | ||
| OFA2 | OFA55 | 9.2 | 7.9 | 7.3 | 55 | 74 | 1,860 | |
| OFA75 | 12.2 | 11.2 | 10.7 | 75 | 74 | 1,935 | ||
| OFA90 | 14.7 | 13.5 | 12.7 | 90 | 74 | 2,000 | ||
| OFA3 | OFA110 | 19.3 | 17.2 | 16.0 | 110 | 74 | 3,660 | |
| OFA132 | 22.9 | 19.5 | 18.8 | 132 | 74 | 3,700 | ||
| OFA4 | OFA160 | 29.4 | 25.7 | 23.8 | 160 | 74 | 5,300 | |
| OFA200 | 36.6 | 33.1 | 30.4 | 200 | 74 | 5,380 | ||
| OFA250 | 44.5 | 41.0 | 37.4 | 250 | 74 | 5,450 | ||
| OFA275 | 47.4 | 43.0 | 41.0 | 275 | 74 | 5,500 | ||
| OFA5 | OFA315 | 51.5 | 47.6 | 46.0 | 315 | 74 | 6,000 | |
| OFA355 | 56.3 | 52.6 | 50.4 | 355 | 74 | 9,050 | ||
| OFW1 | OFW37 | 5.9 | 5.3 | 5.0 | 37 | 74 | 1,355 | |
| OFW45 | 7.0 | 6.5 | 6.1 | 45 | 74 | 1,450 | ||
| OFW2 | OFW55 | 8.8 | 7.9 | 7.3 | 55 | 74 | 1,800 | |
| OFW75 | 11.9 | 11.2 | 10.7 | 75 | 74 | 1,850 | ||
| OFW90 | 14.3 | 13.5 | 12.7 | 90 | 74 | 1,925 | ||
| OFW3 | OFW110 | 19.1 | 17.1 | 16.0 | 110 | 74 | 2,635 | |
| OFW132 | 21.9 | 19.6 | 18.9 | 132 | 74 | 2,760 | ||
| OFW4 | OFW160 | 28.3 | 26.1 | 24.2 | 160 | 74 | 3,850 | |
| OFW200 | 36.1 | 33.1 | 30.4 | 200 | 74 | 4,000 | ||
| OFW250 | 43.1 | 41.0 | 37.0 | 250 | 74 | 4,100 | ||
| OFW275 | 46.4 | 43.0 | 41.0 | 275 | 74 | 4,300 | ||
| OFW5 | OFW315 | 50.9 | 47.6 | 46.0 | 315 | 74 | 6,550 | |
| OFW355 | 56.3 | 52.6 | 50.4 | 355 | 74 | 6,950 | ||
| OFW400 | 62.1 | 57.8 | 55.8 | 400 | 74 | 7,050 | ||
| OFW450 | 76.5 | 71.5 | 63.8 | 450 | 74 | 8,400 | ||
| OFW500 | 83.9 | 78.3 | 73.1 | 500 | 74 | 8,400 | ||
| OFW630 | 102.9 | 95.7 | 89.0 | 630 | 74 | 9,125 | ||
| OFW750 | 122.8 | 109.6 | 101.8 | 750 | 74 | 9,225 | ||
| 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 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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What is the impact of altitude on air compressor performance?
The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:
1. Decreased Air Density:
As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.
2. Reduced Airflow:
The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.
3. Decreased Power Output:
Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.
4. Extended Compression Cycle:
At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.
5. Pressure Adjustments:
When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.
6. Compressor Design:
Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.
7. Maintenance Considerations:
Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.
When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.
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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 2024-02-13
China high quality SCR250II Series SCR125II 90kw Large Power Direct Driven Screw Air Compressor lowes air compressor
Product Description
Product Technical Description
| Product Name | SCR250II Series SCR125II 90KW Large Power Direct Driven Screw Air Compressor |
| Model : | Large Power Screw Air Compressor (II series) |
| Type: | Large Power Screw Air Compressor |
| Voltage: | 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements |
| Working Pressure: | 7~12.5 bar |
| Installed Motor Power: | 90KW~400KW |
| Capacity: | 12.5~74 m3/min |
| Color: | Blue |
| Driven Method: | Direct Driven |
| Trademark: | SCR |
| Transport Package: | Standard Wooden Packing |
| Available Certificate: | CE, ISO, UL, ASME, GHOST |
| Origin: | ZheJiang , China |
| application: | Casting , Metal , Plastic , Rubber |
Product Features
German high quality centrifugal fan
German ROSENBERG’s newest centrifugal fans, big cooling air volume, stable and uniform
air pressure , full use of the heat dissipation area, good cooling effect. Totally conquer the problem of big horse power air cooling type compressors poor cooling effect problems.
High quality air inlet valve
SCR use a high quality imported inlet valve. CHINAMFG have adopted this technology because when the machine unloads the device will automatically adjust the exhaust pressure. Compared with similar products this greatly reduces the unload power, also reduces the bearing load at the same time, and improving the bearing service life.
American High quality air filter system
The Donaldson air filter adopts a nano coating on the filter surface with an innovative filter construc-tion. The filter has a low pressure drop which reduc-es energy consumption. Compared with traditional filters it has a higher dust capacity and lower flow resistance.
High quality high efficiency specialized motor
High Efficiency all closed air cooling air compressor specialized motor. Protection grade IP55 Optional , insulation grade F, class B temperature rise, can prevent dust and moisture into the motor. CHINAMFG bearing can ensure long-term continuous trouble-free operation.
| Model | SCR125II-8 | SCR125II-10 | SCR125II-12.5 | |
| Capacity/Pressure(m3/min,/BAR) | 15.5/8 | 14.1/10 | 11.7/12.5 | |
| TEFC Motor | Power(KW) | 90KW(125H.P) | ||
| Speed(r/min) | 2970 | |||
| Starting way | Star-Delta | |||
| Volt(V) | 380/400/415(220) | |||
| Motor safety grade | IP54 | |||
| Motor isolation grade | F | |||
| Electrical Supply | 380(400,415)V/50Hz/3Phase, 220V/60HZ/3P | |||
| Outlet Temperature(ºC) | ≤ Environment Temperature+10ºC | |||
| Driven way | Direct Driven | |||
| Noise level at 1 meter | 79±3dB(A) | |||
| Cooling method | Air cooling | |||
| Oil content | ≤3 ppm | |||
| Outlet Connection | Rc 2 1/2″ | |||
| Dimension | Length(mm) | 2500 | ||
| Width(mm) | 1600 | |||
| Height(mm) | 1775 | |||
| Weight(KG) | 2400 | |||
Product Categories
Advantages
Application
About SCR
/* 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
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
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|---|
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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.
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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation 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 2024-02-13
China best CHINAMFG Custom High Power Screw Air Compressor Manufacturer China Made supplier
Product Description
AIMIQI Custom High Power Screw Air Compressor Manufacturer China Made
Key Parameters:
| MODEL | POWER (KW, HP) |
PRESSURE Bar |
CAPACITY (m³/min) | WEIGHT Kg |
OUTLET POPE DIAMATER |
NOISE LEVEL dB |
| AMQAM7.5A | 5.5KW, 7.5HP | 7/8/10 Bar | 0.65/0.60/0.55 | 380 | G3/4 | 65 |
| AMQM10A | 7.5KW, 10HP | 7/8/10 Bar | 1.05/0.99/0.90 | 380 | G3/4 | 65 |
| AMQM15A | 11KW, 15HP | 7/8/10 Bar | 1.68/1.59/1.45 | 505 | G3/4 | 65 |
| AMQM20A | 15KW, 20HP | 7/8/10 Bar | 2.20/2.10/1.91 | 505 | G3/4 | 65 |
| AMQPM7.5A | 5.5KW, 7.5HP | 7/8/10/13 Bar | 0.65/0.60/0.55/0.45 | 380 | G3/4 | 65 |
| AMQPM10A | 7.5KW, 10HP | 7/8/10/13 Bar | 1.05/0.99/0.90/0.75 | 380 | G3/4 | 65 |
| AMQPM15A | 11KW, 15HP | 7/8/10/13/15 Bar | 1.68/1.59/1.45/1.30/1.14 | 505 | G3/4 | 65 |
| AMQPM20A | 15KW, 20HP | 7/8/10/13/15 Bar | 2.20/2.10/1.91/1.74/1.50 | 505 | G3/4 | 65 |
vccbnv
About CHINAMFG System:
1)The simple structure and less components make it an easy maintenance with low cost.
2)The Robot Palletizer takes less space and performs more flexible and accurate.
3)All the control can be implemented through a touch screen of control box for an easy operation.
4)The robot can work continuously for a long time, saving the laborforce a lot and being more productive.
Warranty:
One year for core and permanent warranty for firmware.
After-sales service:
Engineers available to serve oversea.
Q: Are you trading company or manufacturer?
A: We are a professional manufacturer, we are happy welcome clients from CHINAMFG to visit our factory and cooperate with us.
Q: How long is your delivery time?
A: Generally it is take 2 weeks.
Q: What’s your MOQ?
Q: Our MOQ only 1 set.
If you have any questions about the robot arm problem, please do not hesitate to contact us! /* 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 Video Service |
|---|---|
| Warranty: | 12months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
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|---|
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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
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How does an air compressor work?
An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:
1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.
2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.
3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.
4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.
5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.
6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.
Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.
In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.


editor by CX 2024-02-01
China high quality 37kw Permanent Magnetic Save Power Variable Speed Drive Rotary Screw Air Compressor air compressor lowes
Product Description
Product Description
| Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor | ||||||||||||
| HYW-G | Working pressure | Exhaust volume | Power | Noise | Air outlet pipe diameter | Net weight | Dimensions(mm) | |||||
| Water lubricated series | bar | psig | (m3/min) | cfm | kW | hp | dB | kg | Length | Width | Height | |
| HYWV-7G | 7 | 102 | 0.7-1.2 | 24.7-42.4 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.6-1.1 | 21.2-38.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.5-0.9 | 17.7-31.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-11G | 7 | 102 | 1.0-1.6 | 35.3-56.5 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.9-1.5 | 31.8-53 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.7-1.3 | 24.7-45.9 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-15G | 7 | 102 | 1.1-2 | 38.8-71 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 |
| 8 | 116 | 1-1.9 | 35.4-67.3 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| 10 | 145 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| HYWV-15G | 7 | 102 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 |
| 8 | 116 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| 10 | 145 | 0.9-1.6 | 31.8-56.6 | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| HYWV-18.5G | 7 | 102 | 1.8-3.1 | 63.6-109.5 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 |
| 8 | 116 | 1.6-2.8 | 56.5-98.9 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.5-2.5 | 53-88.3 | 18.5 | 25 | 61±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| HYWV-22G | 7 | 102 | 2.2-3.7 | 77.7-130.7 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 |
| 8 | 116 | 2.0-3.4 | 70.6-120.1 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.8-3.0 | 63.6-105.9 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| HYWV-30G | 7 | 102 | 3.1-5.2 | 109.5-183.6 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 |
| 8 | 116 | 2.8-4.7 | 98.9-166 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| 10 | 145 | 2.5-4.3 | 88.3-151.9 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| HYWV-37G | 7 | 102 | 3.6-6.1 | 127.1-215.4 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 |
| 8 | 116 | 3.3-5.6 | 116.5-197.8 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.0-5.0 | 105.9-176.6 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| HYWV-45G | 7 | 102 | 4.5-7.5 | 158.9-264.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 |
| 8 | 116 | 4.0-6.8 | 141.3-240.1 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.6-6.0 | 127.1-211.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| HYWV-55G | 7 | 102 | 6.0-10.0 | 211.9-353.1 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 |
| 8 | 116 | 5.4-9.0 | 191-317.8 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| 10 | 145 | 4.6-7.8 | 162.4-275.5 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| HYWV-75G | 7 | 102 | 7.8-13.0 | 275.5-459.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 |
| 8 | 116 | 7.2-12.0 | 254.3-423.8 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| 10 | 145 | 6.0-10.0 | 211.9-353.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| HYWV-90G | 7 | 102 | 9.3-15.5 | 328.4-547.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 |
| 8 | 116 | 8.4-14.0 | 296.6-494.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| 10 | 145 | 7.5-12.5 | 264.9-414 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| HYWV-110G | 7 | 102 | 12.0-20.0 | 423.8-706.3 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 |
| 8 | 116 | 10.8-18.0 | 381.4-635.7 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| 10 | 145 | 9.6-16.0 | 339-565 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| HYWV-132G | 7 | 102 | 15.0-25.0 | 527.9-882.9 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 |
| 8 | 116 | 13.8-23.0 | 487.3-812.2 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| 10 | 145 | 12.0-20.0 | 423.8-706.3 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| HYWV-160G | 7 | 102 | 16.2-27.0 | 572.1-953.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 15.3-25.5 | 540.3-900.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 14.4-24.0 | 508.5-847.6 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-185G | 7 | 102 | 18.0-30.0 | 635.7-1059.4 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 16.8-28.0 | 593.3-988.8 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 15.0-25.0 | 529.7-882.9 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-200G | 7 | 102 | 21.6-36.0 | 762.8-1271.3 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 |
| 8 | 116 | 19.8-33.0 | 699.2-1165.4 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| 10 | 145 | 16.2-27.0 | 572.1-953.5 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| HYWV-250G | 7 | 102 | 25.8-43.0 | 911.1-1518.5 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 |
| 8 | 116 | 24.6-41.0 | 868.7-1447.9 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| 10 | 145 | 22.8-38.0 | 805.2-1342 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| Cooling method: (Air cooling:HYWV-7G~HYWV-45G),(Water cooling:HYWV-55G~HYWV-250G)) | ||||||||||||
Display
The advantage of screw air compressor
Company strength display
HangZhou CHINAMFG Gas Equipment Co., Ltd. is a manufacturer engaged in the research and development, design and production of gas compressors. The company has its own production technology, processing equipment and assembly technology, and has many years of experience in the production of various flammable and explosive special gas compressors.
Huayan compressor products cover almost all gas media, up to 6th-stage compression and 3000kw power. Products can be customized according to customer requirements to better meet customer needs. The products are mainly used in gas compressors in the petroleum industry, chemical and natural gas compressors, industrial compressors, compressors for waste gas treatment and biogas utilization, and compressors for special gases.
After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;
Exhibition Display
Certificate display
Packaging and Shipping
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
| After-sales Service: | Provide After-Sell Sevice |
|---|---|
| Warranty: | 18monthes |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Customization: |
Available
|
|
|---|
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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:
- Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
- Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
- Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
- Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
- Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
- Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
- Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.
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.
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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 2023-12-04
China supplier Manufacturer Low Noise Power Saving 37kw Permanent Magnet Variable Frequency Screw Air Compressor 6.8 Cubic Screw Air Compressor air compressor price
Product Description
Manufacturer low noise power saving 37KW permanent magnet variable frequency screw air compressor 6.8 cubic air compressor screw
.Schematic diagram of the whole set of installation effect:
|
Rated exhaust pressure |
3.0 Mpa |
|
Drive way |
Secondary |
|
cooling method |
Air cooling |
|
Outlet temperature |
Ambient temperature +25 ºC |
|
Noise |
65 dB(A) |
|
Gas supply oil content |
≤2 PPM |
|
Dimensions |
1650×1150× 1310 L×W×H(mm) |
|
Total weight |
868 Kg |
|
Rated working power |
3/380/60 PH/V/HZ |
|
Motor protection level |
IP54 |
|
Insulation class |
Class F insulation |
Related Products
Company Information
| After-sales Service: | Installation Guide |
|---|---|
| Warranty: | 6 Years |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
|---|
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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.
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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.
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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.


editor by CX 2023-11-30
China Hot selling 125HP 12.5~16.5m3 Per Min/Large Power Direct Driven Screw Air Compressor (SCR125II Series) Design for Textile air compressor portable
Product Description
Product Technical Description
| Model : | Large Power Screw Air Compressor (II series) |
| Type: | Large Power Screw Air Compressor |
| Voltage: | 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements |
| Working Pressure: | 7~12.5 bar |
| Installed Motor Power: | 90KW~400KW |
| Capacity: | 12.5~74 m3/min |
| Color: | Blue |
| Driven Method: | Direct Driven |
| Trademark: | SCR |
| Transport Package: | Standard Wooden Packing |
| Available Certificate: | CE, ISO, UL, ASME, GHOST |
| Origin: | ZheJiang , China |
| application: | Casting , Metal , Plastic , Rubber |
Product Features
German high quality centrifugal fan
German ROSENBERG’s newest centrifugal fans, big cooling air volume, stable and uniform
air pressure , full use of the heat dissipation area, good cooling effect. Totally conquer the problem of big horse power air cooling type compressors poor cooling effect problems.
High quality air inlet valve
SCR use a high quality imported inlet valve. CHINAMFG have adopted this technology because when the machine unloads the device will automatically adjust the exhaust pressure. Compared with similar products this greatly reduces the unload power, also reduces the bearing load at the same time, and improving the bearing service life.
American High quality air filter system
The Donaldson air filter adopts a nano coating on the filter surface with an innovative filter construc-tion. The filter has a low pressure drop which reduc-es energy consumption. Compared with traditional filters it has a higher dust capacity and lower flow resistance.
High quality high efficiency specialized motor
High Efficiency all closed air cooling air compressor specialized motor. Protection grade IP55 Optional , insulation grade F, class B temperature rise, can prevent dust and moisture into the motor. CHINAMFG bearing can ensure long-term continuous trouble-free operation.
| Model | SCR125II-8 | SCR125II-10 | SCR125II-12.5 | |
| Capacity/Pressure(m3/min,/BAR) | 15.5/8 | 14.1/10 | 11.7/12.5 | |
| TEFC Motor | Power(KW) | 90KW(125H.P) | ||
| Speed(r/min) | 2970 | |||
| Starting way | Star-Delta | |||
| Volt(V) | 380/400/415(220) | |||
| Motor safety grade | IP54 | |||
| Motor isolation grade | F | |||
| Electrical Supply | 380(400,415)V/50Hz/3Phase, 220V/60HZ/3P | |||
| Outlet Temperature(ºC) | ≤ Environment Temperature+10ºC | |||
| Driven way | Direct Driven | |||
| Noise level at 1 meter | 79±3dB(A) | |||
| Cooling method | Air cooling | |||
| Oil content | ≤3 ppm | |||
| Outlet Connection | Rc 2 1/2″ | |||
| Dimension | Length(mm) | 2500 | ||
| Width(mm) | 1600 | |||
| Height(mm) | 1775 | |||
| Weight(KG) | 2400 | |||
Product Categories
Advantages
Application
About SCR
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Twin-Screw Compressor |
| Customization: |
Available
|
|
|---|
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Can air compressors be used for gas compression and storage?
Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:
Gas Compression:
Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.
Gas Storage:
Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.
Gas Types:
While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
- Natural gas
- Refrigerant gases
It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.
By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.
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How are air compressors utilized in pneumatic tools?
Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:
Power Source:
Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.
Air Pressure Regulation:
Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.
Air Volume and Flow:
Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.
Tool Actuation:
Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.
Versatility:
One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.
Portability:
Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.
Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.
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Are there portable air compressors available for home use?
Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:
1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.
2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.
3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.
4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.
5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.
6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.
7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.
When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.
Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.


editor by CX 2023-11-27