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.
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 supplier Portable Screw Air Compressor D630rh for Drilling arb air compressor
Product Description
Taian CHINAMFG Import And Export Trade Co.,Ltd. is a manufacturer,specialized in the production of blasting drilling
rig,solar pile driver,water well drilling rig and accessories such as portable screw Air compressor,drill pipe,drill
hammer,drill bit,etc.Our company is a backbone enterprise in the industry. Our company is located at the foot of
Mountain Tai which has the reputation of “Chief of the Five Sacred Mountains”, neighboring to ZheJiang -ZheJiang
High-speed Way, with convenient transportation and excellent location. Your satisfaction is our promise. Our
company covers an area of 35,000 square meters, and has more than 160 employees, including 20 engineering
technicians, who all are specialized drilling rig mechanical design talents. Our company has more than 30 sets of
advanced CNC machining equipment and more than 10 sets of special processing equipment. Our company has
our own heat treatment production workshops and surface treatment equipment. On the basis of advanced
production equipment and more than 10 years of experience, our company has developed and produced three
series of products, including high, medium and low-grade air pressure equipment. 15 kinds of products sell well
throughout China, Russia, Kenya, Brazil, India and some other countries in Europe.
Remark:
1. The payment terms: Pay 30% deposit in advance by T/T firstly, then pay the balance70% before delivering the products.
2. The time of delivery: Deliver the products within 2 days after receiving the total price.
3. The quotation validity date:40 days; Machine manufacturing time: 5-7 days;
4. Loading: 1 set machine uses 1*20 feet container; 1*40 feet high container for maximum 4 sets.
…………………………………………………………………………………………. .
R F Q
Q1: What’s your delivery time?
A: 15 days to produce, within 3 days if in stock.
Q2: What’s methods of payments are accepted?
A: We agree T/T ,L/C , West Union ,Money Gram ,Paypal.
Q3: What about the shipments and package?
A: 40′ container
Machine in nude packing, spare parts in standard export wooden box.
Q4: Have you got any certificate?
A:We have got ISO,CE certificate.
Q5: How to control the quality?
A: We will control the quality by ISO and CE requests.
Q6: Do you have after-sale service and warranty service ?
A: Yes, we have.We can supply instruction for operation and maintenance.If necessary, we can send our engineer to repair the machine in your company.
Warranty is 1 year for the machine.
Q7: Can I trust your company ?
A: Our company has been certificated by Chinese government,and verified by SGS Inspection Company.Just order from US !
We are factory manufacturer, and we have our own export license .
| After-sales Service: | Available |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Structure Type: | Closed Type |
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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.
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 oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.
editor by CX 2023-10-18