Product Description
| Model | BW704 | |
| Voltage/frequency
|
1.220-230V/50/60Hz 2.100-120V/50/60Hz 3.380-440v/50Hz |
1,3 optional |
| Power | KW | 3.12 |
| HP | 4 | |
| Volume flow | L/min @0MPa | 700 |
| L/min @0.7MPa | 220 | |
| Pressure | Bar | 8 |
| MPa | 0.8 | |
| Tank volume | L | 180 |
| US gallons | 47.5 | |
| Noisy | dB | 60 |
| Pressure switch | According to customer’s requirements . | |
| Configuration optional
|
1. Add oil and water separator; 2. Add automatic drainer; 3.Air tank against rust spray |
1,2,3 optional |
| Size | L*W*H cm | 130*48*92 |
| Weight | Kg | 115 |
| Packing | Cartons or wooden cases size cm | Wood 132*50*95 |
| Typical application | |
| For medical devices | Laboratory use |
| Dental treatment chair | For chromatographic analyzer |
| For qualification analyzer | For woodworking |
| For plant gas supply | Hardware and electromechanical |
| For automobile maintenance shop | |
Why choose CHINAMFG air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CHINAMFG above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.
Machine Parts
Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.
Machine Parts
Name: Bearing
Brand: ERB , CHINAMFG , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.
Machine Parts
Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.
Machine Parts
Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.
| serial number |
Code number | Name and specification | Quantity | Material | Note |
| 1 | 212571109 | Fan cover | 2 | Reinforced nylon 1571 | |
| 2 | 212571106 | Left fan | 1 | Reinforced nylon 1571 | |
| 3 | 212571101 | Left box | 1 | Die-cast aluminum alloy YL104 | |
| 4 | 212571301 | Connecting rod | 2 | Die-cast aluminum alloy YL104 | |
| 5 | 212571304 | Piston cup | 2 | PHB filled PTFE | |
| 6 | 212571302 | Clamp | 2 | Die-cast aluminum alloy YL102 | |
| 7 | 7050616 | Screw of cross head | 2 | Carbon structural steel of cold heading | M6•16 |
| 8 | 212571501 | Air cylinder | 2 | Thin wall pipe of aluninun alloy 6A02T4 | |
| 9 | 17103 | Seal ring of Cylinder | 2 | Silicone rubber | |
| 10 | 212571417 | Sealing ring of cylinder cover | 2 | Silicone rubber | |
| 11 | 212571401 | Cylinder head | 2 | Die-cast aluminum alloy YL102 | |
| 12 | 7571525 | Screw of inner hexagon Cylinder head | 12 | M5•25 | |
| 13 | 17113 | Sealing ring of connecting pipe | 4 | Silicong rubber | |
| 14 | 212571801 | Connecting pipe | 2 | Aluminum and aluminum alloy connecting rod LY12 | |
| 15 | 7100406 | Screw of Cross head | 4 | 1Cr13N19 | M4•6 |
| 16 | 212571409 | Limit block | 2 | Die-cast aluminum alloy YL102 | |
| 17 | 000402.2 | Air outlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 18 | 212571403 | valve | 2 | Die-cast aluminum alloy YL102 | |
| 19 | 212571404 | Air inlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 20 | 212571406 | Metal gasket | 2 | Stainless steel plate of heat and acidresistance | |
| 21 | 212571107 | Right fan | 1 | Reinforced nylon 1571 | |
| 22 | 212571201 | Crank | 2 | Gray castiron H20-40 | |
| 23 | 14040 | Bearing 6006-2Z | 2 | ||
| 24 | 70305 | Tighten screw of inner hexagon flat end | 2 | M8•8 | |
| 25 | 7571520 | Screw of inner hexagon Cylinder head | 2 | M5•20 | |
| 26 | 212571102 | Right box | 1 | Die-cast aluminum alloy YL104 | |
| 27 | 6P-4 | Lead protective ring | 1 | ||
| 28 | 7095712-211 | Hexagon head bolt | 2 | Carbon structural steel of cold heading | M5•152 |
| 29 | 715710-211 | Screw of Cross head | 2 | Carbon structural steel of cold heading | M5•120 |
| 30 | 16602 | Light spring washer | 4 | ø5 | |
| 31 | 212571600 | Stator | 1 | ||
| 32 | 70305 | Lock nut of hexagon flange faces | 2 | ||
| 33 | 212571700 | Rotor | 1 | ||
| 34 | 14032 | Bearing 6203-2Z | 2 |
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome
Q7:Can you accept non-standard customization?
A7:We have the ability to develop new products and can customize, develop and research according to your requirements
| After-sales Service: | Remote Guided Maintenance |
|---|---|
| Warranty: | 2 Years |
| Principle: | Mixed-Flow Compressor |
| Application: | Back Pressure Type, Intermediate Back Pressure Type, High Back Pressure Type, Low Back Pressure Type |
| Performance: | Low Noise, Variable Frequency, Explosion-Proof |
| Mute: | Mute |
| Samples: |
US$ 630/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
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What Are the Key Components of a Water-Lubrication System in Compressors?
A water-lubrication system in compressors typically consists of several key components that work together to provide lubrication and cooling to the compressor. Here’s a detailed explanation of the key components of a water-lubrication system in compressors:
Water Supply:
- Water Source: The water-lubrication system requires a water source that provides clean and suitable water for lubrication. The water can be sourced from various places such as municipal water supply, well water, or treated water from a dedicated water treatment system.
- Water Inlet: The water inlet is the entry point where water enters the compressor’s lubrication system. It may include valves, filters, or other components to regulate and control the water flow.
Lubrication System:
- Water Jackets: Water jackets are channels or passages built into the compressor’s housing or cylinder walls. These jackets allow water to circulate and come into direct contact with the compressor’s moving parts, providing lubrication and cooling. The water jackets help dissipate heat generated during compression and prevent excessive temperatures that could damage the compressor.
- Water Pump: The water pump is responsible for circulating water through the water jackets and the entire lubrication system. It provides the necessary pressure to ensure adequate water flow and distribution to the compressor’s components.
- Flow Control Devices: Flow control devices, such as valves or flow restrictors, are often included in the water-lubrication system to regulate and control the water flow rate. These devices help maintain optimal water pressure and flow throughout the system, ensuring effective lubrication and cooling.
- Water Filters: Water filters are used to remove impurities, sediment, or debris from the water before it enters the lubrication system. They help prevent blockages, protect the compressor’s components from damage, and maintain the quality of the water used for lubrication.
- Water Separator: A water separator is a component that removes excess water, moisture, or condensate from the compressed air. It ensures that the compressed air leaving the compressor is dry and free from excess water content, preventing potential issues such as corrosion or contamination downstream.
Control and Monitoring:
- Temperature Sensors: Temperature sensors are used to monitor the temperature of the water and the compressor components. They provide feedback to the control system, allowing for adjustments in water flow or cooling measures if required to maintain optimal operating conditions.
- Pressure Sensors: Pressure sensors are employed to monitor the water pressure within the lubrication system. They help ensure that the water flow and pressure are within the desired range, allowing for proper lubrication and cooling of the compressor.
- Control System: A control system, which may include a combination of sensors, valves, and controllers, is responsible for regulating and maintaining the operation of the water-lubrication system. It can monitor various parameters, such as temperature, pressure, and flow, and make adjustments as needed to ensure efficient and safe operation.
Regular maintenance, inspection, and monitoring of the key components of the water-lubrication system are essential to ensure its proper functioning and to prevent any issues that could affect the performance and longevity of the compressor.
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Are There Any Restrictions on the Type of Water Used in Water-Lubricated Compressors?
When it comes to water-lubricated compressors, there are certain restrictions and considerations regarding the type of water that can be used. Here’s a detailed explanation of the restrictions on the type of water used in water-lubricated compressors:
Water Quality:
- Cleanliness: The water used in water-lubricated compressors should be clean and free from excessive impurities or contaminants. Impurities like sediment, minerals, or debris can cause blockages, wear, or damage to the compressor components. It is important to use water that meets the cleanliness requirements specified by the manufacturer.
- Chemical Composition: The chemical composition of the water can also be a factor to consider. Water with high mineral content or hardness can lead to scale formation, which can affect the performance and lifespan of the compressor. Water treatment methods, such as water softening or filtration, may be necessary to maintain the desired water quality.
Water Temperature:
- Freezing Point: In cold climates, it is important to ensure that the water used in the compressor’s lubrication system does not freeze. Freezing can cause operational issues and damage to the equipment. The water temperature should be maintained above freezing point through insulation, heating, or other suitable methods.
- Temperature Range: Water-lubricated compressors may have specific temperature requirements to ensure optimal operation and lubrication. Operating the compressor with water temperatures outside the recommended range can affect its performance and lifespan. It is important to adhere to the manufacturer’s guidelines regarding the acceptable temperature range for the water used.
Water Treatment:
- Water Treatment Systems: Depending on the quality of the available water supply, it may be necessary to use water treatment systems to ensure the water meets the required standards. Water treatment systems can help remove impurities, control chemical composition, and maintain the desired water quality for effective lubrication and cooling.
- Water Treatment Frequency: Regular maintenance and monitoring of the water treatment systems are essential to ensure their effectiveness. The frequency of water treatment, such as filtration or chemical treatment, may vary depending on the specific conditions and the water quality in the area.
Manufacturer Recommendations:
- Consulting the Manufacturer: It is important to consult the manufacturer’s guidelines and recommendations regarding the type of water to be used in water-lubricated compressors. Manufacturers may specify the acceptable water quality parameters, treatment methods, or restrictions to ensure optimal performance and longevity of the compressor.
By considering the cleanliness, chemical composition, temperature, and appropriate water treatment measures, the type of water used in water-lubricated compressors can be optimized to meet the requirements specified by the manufacturer. Adhering to these restrictions helps ensure efficient and reliable operation of the compressor while minimizing the risk of component damage or performance issues.
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Are Water-Lubricated Air Compressors Suitable for Food and Beverage Industries?
Water-lubricated air compressors can be highly suitable for the food and beverage industries due to several reasons:
- Food-grade lubrication: Water is a natural and food-grade lubricant. It does not introduce harmful contaminants or chemicals into the production process, ensuring the safety and quality of food and beverage products. Water lubrication eliminates the risk of oil contamination in food products that can occur with oil-lubricated compressors.
- Compliance with hygiene standards: The food and beverage industries have strict hygiene standards and regulations. Water-lubricated air compressors align with these standards as water is a clean and sanitary lubricant. It minimizes the risk of cross-contamination and helps maintain a hygienic production environment.
- Reduced risk of product contamination: Water lubrication eliminates the possibility of oil carryover or oil vapor entering the compressed air system. This reduces the risk of oil contamination in food and beverage products, ensuring their purity and quality.
- Improved product shelf life: Oil-lubricated compressors can release oil aerosols or vapors that may negatively affect the taste, odor, or quality of food and beverage products. Water-lubricated compressors eliminate this concern, contributing to improved product shelf life and maintaining the desired sensory attributes.
- Easy cleanup and maintenance: Water lubrication simplifies cleanup and maintenance procedures in food and beverage production facilities. Water does not leave behind sticky residues or require extensive cleaning processes. It facilitates faster and more efficient cleaning, reducing downtime and improving overall productivity.
- Environmental friendliness: Water is a sustainable and environmentally friendly lubricant choice. It is non-toxic, biodegradable, and does not contribute to air or water pollution. Using water-lubricated air compressors aligns with the sustainability goals of the food and beverage industries.
Considering these factors, water-lubricated air compressors are well-suited for the food and beverage industries, ensuring compliance with hygiene standards, preventing product contamination, and promoting a safe and sustainable production environment.


editor by CX 2023-11-14
China supplier 7seu17c 10bt16c DC 12V Auto Electric AC Air Compressor with Good quality
Product Description
7SEU17C 10BT16C DC 12V Auto Electric AC Air Compressor
Different model available for american cars,european cars,Japanese cars,korean cars,Chinese cars etc…….our models as following:
505, 507, 508, 5H09, 5H11, 5H14, 5H16, 706, 7B10, 7H13, 709,7H15, 6SEU.7SBU,7SEU,10PA15, 10PA17, V5, 7V16, FS10, HT6, TM31/DKS32, TM21, TM16, TM15, TM13, DKS17, DKS15, DKS13, TRS090 etc.
We could supply according to car model or OEM number, CHINAMFG number, UAC number, 4 SEASON number…..
Our Markets :
USA, Panama, Venezuela, Brazil, Argentina, Colombia,Ecuador,Pakistan, Southeast Asian countries, Russia, Turkey, Spain, France…..
Our compressors are both excellent in quality and competitve in prices. Please send your enquiry to us, I will send our competitive prices for your reference immediately.
Different model available for american cars, european cars, Japanese cars, korean cars,Chinese cars etc…….our models as following:
505, 507, 508, 5H09, 5H11, 5H14, 5H16, 706, 7B10, 7H13, 709,7H15, 6SEU.7SBU,7SEU,10PA15, 10PA17, V5, 7V16, FS10, HT6, TM31/DKS32, TM21, TM16, TM15, TM13, DKS17, DKS15, DKS13, TRS090 etc.
We could supply according to car model or OEM number, CHINAMFG number, UAC number, 4 SEASON number…..
Packaging & Delivery
| Packaging Details: | Seaworthy export cartons and pallet . We can also follow your own requirement about package and compressor labels. |
| Delivery Detail: | 10-35days , depending on your order quantity |
If you have any questions,pls do not hesitate to contact with me.
| Classification: | Variable Capacity |
|---|---|
| Job Classification: | Rotary Type |
| Transmission Power: | Electronic |
| Cooling Method: | Air-cooled |
| Cylinder Arrangement Mode: | Side-by-Side |
| Cylinder Stage: | Double Stages |
| Customization: |
Available
|
|
|---|
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Are there special considerations for air compressor installations in remote areas?
Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:
1. Power Source:
Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.
2. Environmental Conditions:
Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.
3. Accessibility and Transport:
Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.
4. Maintenance and Service:
In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.
5. Fuel and Lubricants:
For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.
6. Noise and Environmental Impact:
Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.
7. Communication and Remote Monitoring:
Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.
By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.
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How does the horsepower of an air compressor affect its capabilities?
The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:
Power Output:
The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.
Air Pressure:
The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.
Air Volume:
In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.
Duty Cycle:
The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.
Size and Portability:
It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.
When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.
Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.
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Are there air compressors specifically designed for high-pressure applications?
Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors:
1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors.
2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions.
3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels.
4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:
- Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
- Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
- Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
- Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
- Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.
5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications.
When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs.
High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.


editor by CX 2023-10-30