Product Description
Product Description
Diesel mobile screw air compressor
This series of products pay more attention to the structural layout of products and the application of innovative technologies while improving the strength of the machine body. The self-developed cooler is equipped with fans with corresponding speed ratio, which can ignore all the high temperature weather. Diesel engines operating at economic speeds can improve fuel economy while operating at low noise. The double-door design greatly solves the trouble of inconvenient replacement of filter element during maintenance.
| TECHNICAL SPECIFICATIONS | |
| Type | Screw Air Compressor |
| Item | 21/17 |
| Rated FAD | 21 m³/min |
| Rate Pressure | 17 bar |
| Diesel Brand | Yuchai Diesel |
| Engine Power | 191KW |
| Compression stage | 2 Stage |
| Whole Machine walking mode | 4wheels |
| Dimensions (L*W*H) | 3200*2000*2600mm |
| Weight | 3700KG |
Detailed Photos
Packaging & Shipping
Company Profile
FAQ
Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.
Q2: What the exactly address of your factory?
A2: Our company is located in Kaixuan Road ,Economic Zone HangZhou, ZHangZhoug, China
Q3: Warranty terms of your machine?
A3: One year 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: What about the voltage of products? Can they be customized?
A5: Yes, of course. The voltage can be customized according to your equirement.
Q6: Which payment term can you accept?
A6: 30% T/T in advanced, 70% T/T against the B/L copy.
| After-sales Service: | 1 Year |
|---|---|
| Lubrication Style: | Lubricated |
| Cooling System: | Oil Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Angular |
| Structure Type: | Closed Type |
| Customization: |
Available
|
|
|---|
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What role do air dryers play in compressed air systems?
Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:
1. Moisture Removal:
Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.
2. Contaminant Removal:
In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.
3. Protection of Equipment and Processes:
By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.
4. Improved Productivity and Efficiency:
Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.
5. Compliance with Standards and Specifications:
Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.
By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.
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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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How is air pressure measured in air compressors?
Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:
1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.
2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.
To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.
It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.
When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.
Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.


editor by CX 2023-11-08
China Best Sales 21 Bar Comins Diesel Air Compressor for Water Well Drilling air compressor repair near me
Product Description
Product Description
750CFM/21BAR Potable 2 stage diesel air compressors
TEWATT 750CFM/21BAR Potable 2 stage diesel air compressors use reliable and stable TEWATT 2 stage air-ends. Sweden Comins engines widely used in heavy duty industrial area, for its big horsepower, excellent performance, low fuel cost and global warranty. Mining blasting, Hydroelectric construction, infrastructure construction are all the widely used in global countries. Though the working site is in high/cold temperature, TEWATT compressor still be good performance. TEWATT also could provide the solution for mining projects, owing to our experience in compressor area for many times.
Detailed Photos
Technical Specifications:
|
Model |
TWT750D-21T |
|
Compressor Stage |
Two Stage |
|
Free Air Delivery (CFM/ M3/min) |
750/21 |
|
Working Pressure (psig/bar) |
304.5/21 |
|
Screw Oil Volume-(L) |
100 |
|
Diesel Engine |
|
|
Engine Model |
Comins QSL8.9-C325 |
|
Rated Power (HP/KW) |
320/235 |
|
Rated Speed/Idle (rpm) |
1800/1350 |
|
Cylinders |
6 |
|
Bore (mm) |
110 |
|
Stroke (mm) |
135 |
|
Compression Ratio |
17.5:1 |
|
Displacement (L) |
7.7 |
|
Emission Class |
EU Stage lll/TIER 3 |
|
Battery Voltage (V) |
24 |
|
Fuel Tank Capacity (L) |
600 |
|
Connector Size*Qty |
G3/4″ *1, G 2″* 1 |
|
Wheel Size*Qty |
215/75R16C*4 |
|
Weight (Kgs) |
4500 |
|
Dimension (mm) |
4370*1860*2450 |
|
Noise {dB(A)} |
80±5 |
|
Working Temp.(ºC) |
-15ºC~50ºC(special conditions can be customized) |
Other related products
| Inch of hammer | Bits diameter | Shank | |
| Metric | Inch | ||
| 1″ | 64mm-70mm | 2 1/2″-2 3/4″ | BR1 |
| 2″ | 70mm-95mm | 2 3/4″-3 3/4″ | MACH20/BR2 |
| 3″ | 90mm-102mm | 3 1/2″-4″ | COP32/COP34/MACH303 M30/DHD3.5/BR3 |
| 4″ | 105mm-152mm | 4 1/8″-6″ | COP44/DHD340/MACH44 SD4/M40/QL40 |
| 5″ | 133mm-165mm | 5 1/4″-6 1/2″ | COP54/DHD350R/MACH50 SD5/M50/QL50/BR5 |
| 6″ | 152mm-254mm | 4 1/8″-10″ | COP64/DHD360/SD6 M60/QL60/Bulroc BR6 |
| 8″ | 203mm-330mm | 8″-13″ | COP84/DHD380/SD8 QL80/M80 |
| 10″ | 254mm-380mm | 10″-15″ | SD10 NUMA100 |
| 12″ | 305mm-508mm | 12″-20″ | DHD1120/SD12 NUMA120/NUMA125 |
Remark:
We need to confirm the following Product Specification before placing an order:
1. The type of drill bit; 2. The head diameter of drill bit;
3. Bit face shape Choice: (Main shapes are: Drop Center, Concave Face, Convex Face, Double Gauge Face, Flat Face)
4. Shape of alloy teeth. (Main tooth shape: Domed/Round Button, Parabolic/Semi-Ballistic Buttons, Ballistic button, Sharp button, Flat button)
Company Profile
HangZhou FIRIP Mining&Machinery Co., Ltd is specializing a manufacture of drill tools for 23 years in China. It mainly studies and manufactures the low&high pressure down-the-hole impactors, various down-the-hole drills, drill pipes and drilling tools. The products are widely used in earthwork, mining, water well engineering and construction. Geothermal drilling, etc.
Domestic brands in China are mainly Xihu (West Lake) Dis.g. We have about 5, 000 square kilometers of standard plant, complete equipment, advanced technology, reliable and stable quality which has won the praise of most of the domestic and foreign markets. In recent years, with the continues growth of the company’s sales, target market gradually exported to all over the world, Nowadays, our products are exported to more than 20 countries and regions in Russia, Central Asia, Southeast Asia, the Middle East, Africa and South America. We always continuously improved the industry standards for rock drilling and drilling tools. We are committed to establish a stable cooperative relationship with customers and suppliers from all over the world, mutual benefit and common development.
Packaging & Shipping
FAQ
1. Are you a manufacturer or trading company?
We are 1 of the earliest professional drilling tool manufacturers in mainland China.
2. How many workers are there in your factory? What is the size of your company?
There are currently more than 80 employees. The company has many senior mechanical design engineers with more than 20 years of experience in drilling tool design. The production technology and technology are at the first-class level in China. It covers an area of 5,000 square CHINAMFG and has more than 60 sets of various advanced equipment and facilities required for manufacturing rock drilling tools. More than 50% of the products are exported, covering most markets around the world, including the Middle East, Central Asia, Africa, and Southeast Asia.
3. Where is your company located?
We are located in HangZhou City, ZheJiang Province, about 200 kilometers away from HangZhou International Port.
4. Why choose FIRIP’s drill bits?
1) We have more than 20 years of experience in researching, developing, manufacturing and supplying high quality rock drilling tools to all over the world.
2) We have super high quality and cheap price.
3) Excellent service.
5. Which port do you ship from?
We usually ship containers from HangZhou Port. Or customers can specify any port in mainland China
6. Can you accept OEM and ODM?
Yes, both are acceptable.
7. What is your minimum order quantity?
Our MOQ is 1 piece or 1 set, the price may depend on the order quantity.
8. What is your payment term?
We can accept wire transfer, Western Union and cash.
9. How about the delivery time?
It usually takes about 15 days.
10. Can we make an appointment with your company?
Yes, you are very welcome to refer to our factory.
Find more surprises
Welcome to work with us!
| After-sales Service: | Yes |
|---|---|
| Warranty: | 2000 Hours |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Vertical |
| 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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How does the horsepower of an air compressor affect its capabilities?
The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:
Power Output:
The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.
Air Pressure:
The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.
Air Volume:
In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.
Duty Cycle:
The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.
Size and Portability:
It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.
When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.
Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.
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How is air pressure measured in air compressors?
Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:
1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.
2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.
To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.
It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.
When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.
Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.


editor by CX 2023-10-30
China Custom Hot Sale 30 Bar ~40 Bar High Pressure Water-Injected Oil-Free Pm VSD Two-Stage Rotary Screw Type Air Compressor for Sale manufacturer
Product Description
2~40bar DIRECT-DRIVE WATER-INJECTED OIL-FREE SCREW AIR COMPRESSOR (PM VSD)
1. Low temperature means more efficiency
With an exceptionally low running temperature of less than 60ºC, near isothermal compression is achieved.
The superior cooling capability of water removes the heat and gives more air per kW of power.
This also eliminates the need for an internal cooler and aftercooler, the associated power consumption reduces pressure drop to a minimum.
2. Cutting the maintenance cost
Spare parts only need air filter elements and water filter elements
Low operating temperature ensures the long service life of the screw air end, avoiding expensive maintenance costs for the screw rotor.
Low temperature reduces the stress on other components ensuring long life.
3. Avoiding the costs of extra energy to combat pressure drop
These costs, although not apparent at the time of purchase, are very high and contribute substantially to the total cost of ownership.
4. No Gearbox No need for associated oil lubrication.
5. Simple structure
Fewer moving parts than the dry oil-free screw air compressor, meaning there is less to go wrong,
while balance bearing loads extend the compression element service life for low-cost operation.
Product Parameters
Product Description
Company Profile
Hot Sale Products
2~10bar Oil-injected 7~16bar All-in-1 Small Single-phase
Screw Air Compressor Screw Air Compressor Screw Air Compressor
2~40bar 100% Oil-free 8~12bar 100% Oil-free Diesel Engine Portable
Screw Air Compressor Scroll Air Compressor Screw Air Compressor
Main Product
What we can supply:
* Oil-injected Screw Air Compressor (2~16 bar)
* All-in-1 Screw Air Compressor with Tank, Dryer, and Filters (7~16 bar)
* Single-phase Small Screw Air Compressor for Home use (8~10 bar)
* Water-injected Oil-free Screw Air Compressor (2~40 bar)
* Oil-free Scroll Air Compressor (8~12 bar)
* Diesel&Electric Engine Portable Screw Air Compressor (8~30 bar)
* Air Dryer, Air tank, Filters, and other Spare parts
| After-sales Service: | 24*7 Online Services and Video Guide |
|---|---|
| Warranty: | 1 Year for The Whole Machine & 2 Years for Air End |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
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How are air compressors employed in the petrochemical industry?
Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:
1. Instrumentation and Control Systems:
Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.
2. Pneumatic Tools and Equipment:
Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.
3. Process Air and Gas Supply:
Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.
4. Cooling and Ventilation:
Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.
5. Nitrogen Generation:
Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.
6. Instrument Air:
Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.
By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2023-10-30
China supplier CHINAMFG 7.5kw 8 Bar Good Quality Screw Air Compressor China Compressor Factory with Hot selling
Product Description
Product Description
1.Atals-Copco Air-End
Atlas-Copco Group 149years air-end research & development experience.
2.High Efficiency & Save Energy
High efficiency & energy saving intake valve,keep in lower unloading pressure and avoid large energy consumption when
3.Easy Installation & Operation
Compressor is filled with inbrication oil before delivering. You can operate it after installing and power on.
4.Low noise & low vibration
Atlas-copco air-end, low noise & vibration.
5.Reliability & Safety
Reliability bigger cooler, lower operating temperature.
Detailed Photos
Product Parameters
| LSW series- Fixed Speed | |||||||||||||
| Model | Max Working Pressure |
CAPACITY (F.A.D) |
Motor Power | Net Weight | Cooling Type |
Transmission | Noise | Air Inlet/Outlet Connection |
Water Inlet/Outlet Connection |
Water Capacity |
Diameter (Lx W x H) |
||
| — | bar | psig | m3/min | hp | kw | kgs | dB(A) | inch | inch | L | mm | ||
| LSW-8A-8 | 8 | 116 | 1.10 | 10 | 7.5 | 510 | Air Cooled |
Belt Driven | 57±2 | G3/4” | — | — | 800*800*1200 |
| LSW-8A-10 | 10 | 145 | 0.90 | ||||||||||
| LSW-11A-8 | 8 | 116 | 1.70 | 15 | 11 | 620 | Air Cooled |
Direct Driven | 60±2 | G3/4” | — | — | 1200*855*1335 |
| LSW-11A-10 | 10 | 145 | 1.40 | ||||||||||
| LSW-15A-8 | 8 | 116 | 2.30 | 20 | 15 | 670 | Air Cooled |
Direct Driven | 60±2 | G3/4” | — | — | 1200*855*1335 |
| LSW-15A-10 | 10 | 145 | 2.00 | ||||||||||
| LSW-18.5A-8 | 8 | 116 | 3.00 | 25 | 18.5 | 680 | Air Cooled |
Direct Driven | 63±2 | G1” | — | — | 1400*1571*1340 |
| LSW-18.5A-10 | 10 | 145 | 2.60 | ||||||||||
| LSW-22A-8 | 8 | 116 | 3.60 | 30 | 22 | 780 | Air Cooled |
Direct Driven | 63±2 | G1” | — | — | 1400*1571*1340 |
| LSW-22A-10 | 10 | 145 | 3.00 | ||||||||||
| LSW-30A-8 | 8 | 116 | 5.10 | 40 | 30 | 1150 | Air Cooled |
Direct Driven | 66±2 | G1-1/4” | — | — | 1650*1180*1505 |
| LSW-30A-10 | 10 | 145 | 4.30 | ||||||||||
| LSW-37A-8 | 8 | 116 | 6.40 | 50 | 37 | 1200 | Air Cooled |
Direct Driven | 66±2 | G1-1/4” | — | — | 1650*1180*1505 |
| LSW-37A-10 | 10 | 145 | 5.40 | ||||||||||
| LSW-45W-8 | 8 | 116 | 8.20 | 60 | 45 | 1490 | Water Cooled |
Direct Driven | 68±2 | G2” | G1-1/2” | 10 | 1800*1360*1670 |
| LSW-45W-10 | 10 | 145 | 7.00 | ||||||||||
| LSW-55W-8 | 8 | 116 | 10.00 | 75 | 55 | 1570 | Water Cooled |
Direct Driven | 69±2 | G2” | G1-1/2” | 12 | 1800*1360*1670 |
| LSW-55W-10 | 10 | 145 | 8.50 | ||||||||||
Company Profile
FAQ
Q1: Are you a manufacturer or trading company?
A1: Xihu (West Lake) Dis.in is professional screw air compressor factory located in HangZhou, China, CHINAMFG is Xihu (West Lake) Dis.in overseas market sales representative.
Q2: Xihu (West Lake) Dis.in is real member of Atlas-copco group?
A2: Yes, in 2571, Sweden Atlas-copco 100% acquired Xihu (West Lake) Dis.in.
Q3: Xihu (West Lake) Dis.in air-end from Atlas-copco?
A3: Yes, Xihu (West Lake) Dis.in LS/LSV, LOH, LSH and CS series air compressors all use Atlas Copco’s air-end.
Q4: What’s your delivery time?
A4: about 10-20days after you confirm the order, other voltage pls contact with us.
Q5: How long is your air compressor warranty?
A5: One year for the whole machine since leave our factory.
Q6: What’s the payment term?
A6:We accept T/T, LC at sight, Paypal etc.
Also we accept USD, RMB, JPY, EUR, HKD, GBP, CHF, KRW.
Q7: What’s the Min. Order requirement?
A7: 1unit
Q8: What service you can support?
A8: We offer after-sales service, custom service, production view service and one-stop service.
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Twin-Screw Compressor |
| Samples: |
US$ 49097/unit
1 unit(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
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How are air compressors used in the food and beverage industry?
Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:
1. Packaging and Filling:
Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.
2. Cleaning and Sanitization:
Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.
3. Cooling and Refrigeration:
In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.
4. Aeration and Mixing:
Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.
5. Pneumatic Conveying:
In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.
6. Quality Control and Testing:
Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.
7. Air Agitation:
In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.
It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.
By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.
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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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What are the key components of an air compressor system?
An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:
1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.
2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.
3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.
4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.
6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.
7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.
8. Regulator: The 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, ensuring a consistent and safe supply of compressed air.
9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.
10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.
These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.


editor by CX 2023-10-30
China best General Industrial Equipment 7/8/10 Bar Air Compressor Machines (SCR100Epm2) mini air compressor
Product Description
| SPECIFICATION | ||||||||
| Model |
Pressure MPa |
Flow rate m³/min |
Power Kw/HP |
Noise dB(A) |
Cooling capacity T/H |
Oiling L |
Outlet Dia G |
Weight Kg |
|
BW-8WA BW-8WW |
0.8 | 1.05 | 7.5/10 | 57 | 2 | 10 | 3/4 | 360 |
| 1.0 | 0.8 | |||||||
|
BW-11WA BW-11WW |
0.8 | 1.72 | 11/15 | 60 | 2.5 | 26 | 1 | 420 |
| 1.0 | 1.42 | |||||||
|
BW-15WA BW-15WW |
0.8 | 2.25 | 15/20 | 60 | 3.5 | 26 | 1 | 520 |
| 1.0 | 1.92 | |||||||
|
BW-18WA BW-18WW |
0.8 | 3.0 | 18.5/25 | 63 | 4 | 30 | 1 | 670 |
| 1.1 | 2.2 | |||||||
|
BW-22WA BW-22WW |
0.8 | 3.65 | 22/30 | 63 | 5 | 30 | 1 | 690 |
| 1.0 | 3.0 | |||||||
|
BW-30WA BW-30WW |
0.8 | 5.0 | 30/40 | 66 | 7 | 40 | 11/2 | 840 |
| 1.0 | 3.9 | |||||||
|
BW-37WA BW-37WW |
0.8 | 6.3 | 37/50 | 66 | 9 | 40 | 11/2 | 960 |
| 1.0 | 5.33 | |||||||
|
BW-45WA BW-45WW |
0.8 | 7.8 | 45/60 | 68 | 10 | 90 | 11/2 | 1080 |
| 1.0 | 6.3 | |||||||
|
BW-55WA BW-55WW |
0.8 | 10.1 | 55/75 | 69 | 12 | 100 | 11/2 | 1180 |
| 1.0 | 7.9 | |||||||
1,Are you manufacturer?
BW: Yes, we are professional air compressor manufacturer over 15 years and our factory is located in ZheJiang .
2,How long is your air compressor warranty?
BW: Air end for 2 years,other for 1 year.
3,Do you provide After- sales service parts?
BW: Of course, We could provide easy- consumable spares.
4,How long could your air compressor be used?
BW: Generally, more than 20 years.
5,How about your price?
BW: Based on high quality, Our price is very competitive in this market all over the world.
6,How about your customer service?
BW: For email, we could reply our customers’ emails within 2 hours.
7,Do you support OEM?
BW: YES, and we also provide multiple models to select. How to get quicker quotation?When you send us inquiry, please confirm
Below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
.webp)
How are air compressors used in the food and beverage industry?
Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:
1. Packaging and Filling:
Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.
2. Cleaning and Sanitization:
Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.
3. Cooling and Refrigeration:
In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.
4. Aeration and Mixing:
Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.
5. Pneumatic Conveying:
In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.
6. Quality Control and Testing:
Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.
7. Air Agitation:
In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.
It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.
By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.
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Are there differences between single-stage and two-stage air compressors?
Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:
Compression Stages:
The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.
Compression Process:
In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.
Pressure Output:
The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.
Efficiency:
Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.
Intercooling:
Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.
Applications:
The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.
It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.
In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.
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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 2023-10-25
China Good quality 8/10/13 Bar Saving Energy Industrial Use Two Stage Screw Air Compressor 75 Kw 100HP with Good quality
Product Description
Product Description
8/10/13 bar Saving Energy Industrial use Two Stage Screw Air Compressor 75 kW 100hp
Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving
High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving
Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving
Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free
Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C
Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving
Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil
Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation,
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change
Product Parameters
Technical Parameter
1.power frequency
| ODEL | Air flow Capacity (m³/min) |
Power (kW) |
Noise (DB) |
Outlet Diameter |
Dimension ( mm) |
Weight (Kg) |
||||
| 0.6Mpa | 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | ||||||
| DD-75 | 15.80 | 14.70 | 13.00 | 9.50 | 8.60 | 55 | 70 | DN50 | 2300x1300x1830 | 1534 |
| DD-100 | 18.80 | 17.40 | 15.50 | 12.80 | 10.00 | 75 | 72 | DN50 | 2300x1300x1830 | 1700 |
| DD-125 | 21.30 | 20.70 | 19.50 | 16.50 | 13.00 | 90 | 72 | DN65 | 2550x1630x1850 | 2080 |
| DD-150 | 26.50 | 26.30 | 25.00 | 20.00 | 18.80 | 110 | 72 | DN65 | 2550x1630x1850 | 2120 |
| DD-175 | 34.00 | 32.60 | 30.00 | 24.00 | 20.00 | 132 | 78 | DN80 | 3000x1828x2310 | 4850 |
| DD-220 | 41.00 | 38.00 | 37.00 | 29.60 | 24.50 | 160 | 78 | DN80 | 3000x1828x2310 | 5000 |
| DD-250 | 44.00 | 41.00 | 40.00 | 34.00 | 31.00 | 185 | 78 | DN100 | 3460x1940x2230 | 5900 |
| DD-275 | 48.00 | 44.00 | 45.00 | 40.00 | 33.00 | 200 | 78 | DN100 | 3460x1940x2230 | 6200 |
| DD-275 | 55.00 | 51.00 | 50.00 | 43.00 | 38.00 | 220 | 80 | DN125 | 3860x2130x2380 | 8500 |
| DD-350 | 60.00 | 57.00 | 56.00 | 47.00 | 43.00 | 250 | 80 | DN125 | 3860x2130x2380 | 8650 |
2.Permanent magnet
| Model | Air Delivery (m3/min) | Power (kW) | Noise (Db) | Outlet diameter | Dimension (mm) | Weight (Kg) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | Length | Width | Height | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-30 | 4.50 | 4.20 | 3.40 | 2.60 | 22 | 68 | G1 | 1440 | 830 | 1265 | 840 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-40 | 6.05 | 5.80 | 4.18 | 4.00 | 30 | 68 | G11/2 | 1600 | 940 | 1410 | 950 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-50 | 7.50 | 6.80 | 6.00 | 4.60 | 37 | 68 | G11/2 | 1600 | 940 | 1410 | 1050 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-60 | 10.50 | 9.90 | 6.80 | 5.71 | 45 | 72 | G2 | 2000 | 1120 | 1590 | 1560 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-75 | 13.60 | 12.30 | 10.15 | 7.00 | 55 | 76 | DN50 | 2900 | 1470 | 1625 | 1780 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-100 | 16.00 | 15.50 | 12.80 | 10.20 | 75 | 76 | DN50 | 2900 | 1470 | 1625 | 2000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-125 | 20.70 | 19.50 | 16.15 | 13.20 | 90 | 76 | DN65 | 3400 | 1757 | 1860 | 2700 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-150 | 24.80 | 24.00 | 20.20 | 15.21 | 110 | 76 | DN65 | 3400 | 1757 | 1860 | 3000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-175 | 29.00 | 28.00 | 23.20 | 18.70 | 132 | 78 | DN80 | 3750 | 1900 | 1980 | 4650 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-220 | 34.00 | 32.50 | 28.00 | 23.10 | 160 | 78 | DN80 | 3750 | 1900 | 1980 | 4850 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-250 | 39.00 | 38.00 | 32.00 | 27.70 | 185 | 78 | DN100 | 3900 | 2100 | 1980 | 5900 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-275 | 43.20 | 42.00 | 38.10 | 31.90 | 200 | 78 | DN100 | 3900 | 2100 | 1980 | 6200 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-300 | 48.51 | 46.20 | 41.20 | 31.60 | 220 | 82 | DN100 | 4260 | 2182 | 2170 | 6200 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-350 | 52.50 | 51.00 | 45.80 | 37.20 | 250 | 82 | DN100 | 4260 | 2182 | 2170 | 6500 | |||||||||||||||||||||||||||||||||||||||||||||||||||
Certifications
Certificate
Project case
Project case
Customer feedback
Customer feedback
Company Profile
About us
Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society.
Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle “Energy Saving First, Mutual Value Shared”. The production line of CHINAMFG is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment, etc.
Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.
Our service
Our service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots.
6.All kinds of technical documents in different languages.
FAQ
FAQ
1.Why customer choose us?
DHH CHINAMFG ZheJiang CO.,LTD.with 23 years old history,we are specialized in Rotary Screw Air Compressor.Germany Standard and 13 years exporting experience help us won more than 30 loyal foreign agents.We warmly welcome your small trial order for quality or market test.
2.Are you a manufacturer or trading company?
We are professional manufacturer with big modern factory in HangZhou,China,with professional design team.Both OEM & ODM service can be accepted.
3.Where is your factory located? How can I visit there?
Our factory is located in HangZhou City, ZheJiang Province, China. We can pick up you from ZheJiang , it’s about 1 hour from ZheJiang Xihu (West Lake) Dis. Airport to our factory. Warmly welcome to visit us!
4.What’s your delivery time?
380V 50HZ we can delivery the goods within 14 days. Other electricity or other color we will delivery within 22 days,if urgently order,pls contact our sales in advance.
5.How long is your air compressor warranty?
One year for the whole machine and 2 years for screw air end, except consumable spare parts and we can provide some spare parts of the machines
6.How does your factory do regarding quality control?
Quality is everything. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2015 authentication and CE certificate.
7.How long could your air compressor be used?
Generally, more than 10 years.
8. What’s payment term?
T/T,L/C,D/P,Western Union,Paypal,Credit Card,and etc.Also we could accept USD, RMB, Euro and other currency.
9.How about your customer service?
24 hours on-line service available.48 hours problem solved promise.
10.How about your after-sales service?
(1) Provide customers with installation and commissioning online instructions.
(2) Well-trained engineers available to overseas service.
(3) CHINAMFG agents and after service available.
| After-sales Service: | Online Support |
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| Warranty: | 24months |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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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 used in the food and beverage industry?
Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:
1. Packaging and Filling:
Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.
2. Cleaning and Sanitization:
Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.
3. Cooling and Refrigeration:
In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.
4. Aeration and Mixing:
Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.
5. Pneumatic Conveying:
In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.
6. Quality Control and Testing:
Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.
7. Air Agitation:
In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.
It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.
By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.
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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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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 2023-10-18
China wholesaler 220V /380/440V Stationary 8 Bar 7.5 Kw 10 HP CHINAMFG Air Compressor Screw Direct Drive CHINAMFG air compressor parts
Product Description
VARIABLE SPEED SCREW AIR COMPRESSOR 7.5KW 15KW 22KW 37KW WITH PERMANENT MAGNET MOTOR
Product Description
Screw compressors are designed for those applications that require a high volume of compressed air and/or continuous usage.
They do not require to stop for the cooling process, allowing constant air production. Silent, efficient, and reliable, Jiayi’s screw
compressors grant you a more comfortable workspace, continuous usage, longer components’ lifecycle, more efficiency, and
cost savings.
Screw compressors operate based on 2 meshing helical screw rotating in inverse order, avoiding any contact with mechanical
parts.
VARIABLE SPEED SCREW COMPRESSORS
Variable speed screw compressors allow you to save up lots of power energy, compared to fixed speed ones. While traditional
compressors work at 1 speed (at 100%), variable speed screw compressors regulate the motor’s speed to adjust to the
production’s fluctuating air requirements. They are ideal for applications and production systems whose usage of compressed air
varies during the day, granting the right quantity of air needed and a saving the cost of electricity.
HIGH EFFICIENCY IN VARIABLE SPEED SCREW COMPRESSORS
The magnet permanent motor controll the energy consumption better than fixed speed compressors. This innovative technology
takes the energy savings to a new level, improving efficiency and performance. Jiayi’s innovative technology guarantees
remarkable savings on energy bills, creating return on the investment in 1-2 years.
| NO. | COMPARE | PERMANENT MAGNETIC FREQUENCY CONVERSION | INDUSTRIAL FREQUENCY | RESULT | CONCLUSION |
| 1 | Motor efficiency | 94%-96% | 87%-89% | 7% saving | The permanent magnetic inverter model save 32% more envergy than the normal industrial frequency type. |
| 2 | No-load electricity consumption | 45% of the full capacity | 45% of the full capacity | if we assume average no loading time 30%,the overall saving will be 13.5% | |
| 3 | Over pressure electricity consumption | no | average 1kg/cm,electricity consumption 7% | 7% saving | |
| 4 | Integrated shaft efficiency | 100% | belt 94%, coupling 97% | save on belt 6%, on coupling 3% | |
| 5 | Other advantage | constant pressure output | variable pressure | permanent magnetic ensure the production quality |
Product Parameters
| SJ series screw air compressor technical data | ||||
| Model | SJ10A | SJ15A | SJ20A | SJ25A |
| Air volume / Air pressure | 1.2m3/min 0.7Mpa |
1.65m3/min 0.7Mpa |
2.5m3/min 0.7Mpa |
3.2m3/min 0.70Mpa |
| Lubricating oil | 4L | 8L | 8L | 12L |
| Power | 7.5kw | 11kw | 15kw | 18.5kw |
| Type | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor | Variable speed, magnet permanent motor |
| Size | 880*600*820mm | 1080*720*1000mm | 1080*720*1000mm | 1250*850*1080mm |
| Weight | 120kgs | 214kgs | 214kgs | 282kgs |
| Noise | 66dB(A) | 68dB(A) | 68dB(A) | 68dB(A) |
| Driving mode | Direct link | |||
| Output pipe | G3/4 | G3/4 | G3/4 | G 1 1/4 |
Feature
In the workshop, air consumption is high during the day time but comparatively low in the night. In the meantime, the air
consumption in busy season is much higher than that of in low season.
92% air compressors have got serious fluctuations during operation
70% air compressors have a load between 40% to 80% while working.
Thus, there is much energy to save if we use a variable frequency compressor in stead.
1. Permanent magnet frequency conversion motor that makes the machine meets the National Level 1 energy efiiciency standard.
2. The new patent design of screw type machine equipped with 8 sets of S K F import bearing.
3. Big name brand frenquency converter / inverter, top vector frequency conversion control system.
4. Double frenquency conversion desigh makes frequency changing possible for for both motor and the fan.
5. PID air volume regulation technology for saving overall air consumption.
6. 40-200hz wide frequency option in order to meet different working conditions.
7. Stable air pressure, fluctuation within 0.1bar.
8. 0 load start, less effect on power grid.
9. A better design to seperate the low temperature and high temperature unit, so the electrical componentes have longer life span.
10. Best human manchine interface with more date and detailed function.
Smart Control Panel
The digital control panel can control versatile situation with clear display, which makes the air compressor easy to control and easy
to maintain.
High Efficient Built-in Cooler
The cooler is designed for high temperature environment, it helps to keep air compressor running in an appropriate temperature.
Detailed Photos
Factory details
Packaging & Shipping
| After-sales Service: | One Year Warranty |
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| Warranty: | 12 Month Warranty |
| Lubrication Style: | Oil-free |
| Cooling System: | High Efficiency |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Samples: |
US$ 790/Piece
1 Piece(Min.Order) | |
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| 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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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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What are the safety considerations when operating an air compressor?
Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:
1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.
2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.
3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.
4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.
5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.
6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.
7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.
8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.
9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.
10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.
By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.


editor by CX 2023-10-18