Tag Archives: breathing air compressor

China Efftool 25L/50L/100L High Pressure Breathing Oil Type Air Compressor air compressor portable

Merchandise Description

Product Description
Voltage/Frequency 220-240V/50Hz
stress: 8bar
Diameter: 42mm
Electricity: 2.5HP
Velocity: 2850r/min
Exhaust: 167L/min

Detailed Images

Packing & Delivery

Packaging Specifics Normal export carton or in accordance to customer’s needs
Shipping and delivery time About 45days after deposit.

Our Business



Just before WE Obtaining THE Initial Purchase. Make sure you Afford THE SAMPLE Expense AND Express FREIGHT.



Current Products SAMPLE TIME 7–10 Days

C Whether or not YOU COULD MAKE OUR Model ON THE Items ?


D No matter whether YOU COULD MAKE OUR Color OF THE Items ?


E HOW TO Guarantee THE Top quality OF YOUR Merchandise ?

1). Stringent DETECTION During Creation.


Principle: Rotary Compressor
Application: Back Pressure Type, High Back Pressure Type
Performance: Low Noise, Variable Frequency, Explosion-Proof
Mute: Mute
Lubrication Style: Oil-free
Drive Mode: Electric


US$ 80/Piece
1 Piece(Min.Order)

Request Sample




Packaging Details Normal export carton or according to customer’s demands
Delivery time About 45days after deposit.
Principle: Rotary Compressor
Application: Back Pressure Type, High Back Pressure Type
Performance: Low Noise, Variable Frequency, Explosion-Proof
Mute: Mute
Lubrication Style: Oil-free
Drive Mode: Electric


US$ 80/Piece
1 Piece(Min.Order)

Request Sample




Packaging Details Normal export carton or according to customer’s demands
Delivery time About 45days after deposit.

Choosing the Right Air Compressor For Your Home

You will find that air compressors are indispensable tools for a variety of situations, including garages, home workshops, and basements. These tools can power a variety of tools, and each model is sized to suit the job at hand. Because air compressors have only one motor, they are lightweight, compact, and easy to handle. Using one air compressor to power several tools will also reduce the wear and tear on individual components. This article will introduce some important characteristics to look for when choosing the right air compressor for your home.

Positive displacement

A positive displacement compressor applies pressure to a fluid, whereas a centrifugal one does the opposite. A positive displacement compressor creates the desired pressure by trapping air and increasing its volume. Its discharge valve releases the high-pressure gas. These compressors are used in industrial applications and nuclear power plants. The difference between a positive and negative displacement compressor is that a positive displacement compressor can compress and release air at a consistent rate.
A positive displacement air compressor uses a reciprocating piston to compress air. This reduces the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired level. These compressors are used in bicycle pumps and other pneumatic tools. Positive displacement air compressors have multiple inlet ports and have several configurations. Positive displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-free.
A positive displacement air compressor is different from a dynamic compressor. It draws air into the compression chambers and then releases the pressure when the valve is opened. Positive displacement compressors are common in industrial applications and are available in single-acting, double-acting, and oil-lubricated models. Large piston compressors have ventilated intermediate pieces and crossheads on gudgeon pins. Smaller models have permanently sealed crankcases with bearings.


Oil-free air compressors have some advantages over their oil-lubricated counterparts. They do not require lubrication oil because they are coated with Teflon. The material has one of the lowest coefficients of friction and is layered, so it slides past other layers with little effort. Because of this, oil-free compressors tend to be cheaper and still deliver comparable performance. Oil-free compressors are a good choice for industrial applications.
The life of an oil-free air compressor is significantly longer than an oil-lubricated counterpart. These models can operate up to 2,000 hours, four times longer than the average oil-lubed compressor. Oil-free compressors also have a significantly lower operating noise than their oil-lubricated counterparts. And because they don’t need oil changes, they are quieter. Some even last up to 2,000 hours.
An oil-free air compressor is a good choice if your application requires high levels of purity. Several applications require ultra-pure air, and even a drop of oil can cause product spoilage or damage to production equipment. In addition to the health risks, an oil-free air compressor reduces the costs associated with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A typical oil-free air compressor is very efficient, requiring only about 18% of the full load horsepower. However, oil-free compressors have a higher risk of premature failure and are not recommended for large-scale industrial applications. They may also use up to 18% of the compressor’s full capacity. They may sound appealing, but you must make sure you understand the benefits of an oil-free air compressor before choosing one for your industrial applications.


A single-stage air compressor is designed to provide the power for a single pneumatic tool or device. These machines are generally smaller than two-stage compressors and produce less heat and energy. These machines aren’t designed for heavy-duty industries, but they are still highly effective for a variety of applications, including auto shops, gas stations, and various manufacturing plants. They can also be used in borewells, as they are suitable for small spaces with low air flow requirements.
A single-stage air compressor has one cylinder and two valves – the inlet and the delivery valves. Both of these valves function mechanically, with the inlet valve controlling torque and the delivery one controlling air pressure. Generally, single-stage compressors are powered by a gas engine, but there are also electric models available. The single-stage air compressor is the most common type of air compressor. It has a single cylinder, one piston, and one air cylinder.
The single-stage air compressors are used for small projects or personal use. A two-stage air compressor is more effective for industrial projects. Its longer air end life makes it more efficient. It is also more efficient for use in the automotive industry, where the engine has many cylinders. In general, single-stage compressors require a higher power level. The single-stage model is ideal for small projects, while a two-stage one is suitable for larger-scale arsenals.


The cubic foot-per-minute (CFM) of an air compressor is the output of the machine. In order to calculate the CFM level, start by looking at the compressor’s specifications. You should know how many cubic feet the unit can hold and how many pounds per square inch it can compress. Once you have these information, you can calculate the CFM. Now you can use these numbers to select an appropriate air compressor for your needs.
The most common way to increase the CFM of an air compressor is to turn the regulator down. By turning the dial down, the air compressor will produce more than 10 CFM. You can also try connecting two output valves. Make sure that the settings are adjusted properly before you begin. This will ensure that your air compressor is functioning at its maximum efficiency and lifespan. To increase the CFM of your air compressor, first check that your regulator is calibrated for the desired pressure level.
To calculate the CFM of an air compressor, first determine the tank volume of the machine. Then, multiply this volume by the time it takes to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can hold, you can choose a suitable air compressor. If you’re working in a confined area, you should buy a tool with a large tank.


The PSI of an air compressor is the pressure that it can output. A typical air compressor has a gauge connected to the airline at the bottom, next to it, or between the two. The gauge tells the actual pressure of the air compressor, while the cut-out pressure is determined by the manufacturer. The manufacturer recommends that you set the cut-out pressure twenty to forty PSI higher than the factory recommended pressure. If you want to set the pressure for your nail gun, you can use the cut-in and cut-out pressures on your compressor, and the tank won’t exceed this range.
The PSI of an air compressor measures the force that it can deliver, which is often in pounds per square inch. For most air tools, you need at least forty to 90 psi. In general, reciprocating air compressors work on an on/off basis. This relationship is known as the duty cycle. All air compressors are rated for a particular duty cycle, such as fifty percent on and twenty-five percent off.
The Psig of an air compressor is not free, as many people believe. The PSI of an air compressor is not free, but it is essential to maintain it for safe operations. If you’re having trouble maintaining a consistent pressure, consider turning down the PSI of your compressor by 2 psig. This will determine the critical pressure for the machine. You’ll also increase the amount of energy in the system by one percent.

Power source

The power source for an air compressor is crucial in its operation. Without the correct voltage and amperage, air compressors will not function properly. The power source must be close to the compressor so that it can plug into an electrical outlet. If it is too far from the outlet, the compressor may not be able to build enough pressure. When this happens, the fuse inside the air compressor will turn off to protect the user. The power source should be a safe distance from the compressor.
Most manufacturers do not specify the power source for an air compressor. Depending on the horsepower, the compressor will require approximately four amps of power. A one-horsepower compressor would draw about twelve amps. If it were powered by a typical 120-volt household supply, its motor would exceed the 15-amp breaker capacity. A larger air compressor, however, will require a separate 15-amp power source, making it impossible to use it with this type of power source.
The power source for an air compressor is typically electrical alternating current (AC) that is equivalent to the voltage on a standard wall outlet. A three-phase air compressor, on the other hand, requires a special AC supply with three electrical offset pulses. Regardless of the type of air compressor, the power source must be compatible with the incoming power service. One of the most common problems when attempting to connect an air compressor to an AC power source is undersized wire. This results in low voltage and high amperes, tripping of over-load relays and blown fuses.

China Efftool 25L/50L/100L High Pressure Breathing Oil Type Air Compressor     air compressor portableChina Efftool 25L/50L/100L High Pressure Breathing Oil Type Air Compressor     air compressor portable
editor by czh 2023-01-29

China high quality Portable Self-Contained Positive Pressure Air Breathing Apparatus CZPT Pump Compressor for Sale with Best Sales

Item Description

1,Merchandise title

HY-W200 Respirator air pump (large stress air compressor)

2,Solution Photo

3,Major parameters

  1. Product:HY-W200
  2. Work force:30Mpa Mpa(300bar)
  3. Displacement (inhalation state):200L/min  L/min
  4. Kind:W-type layout-3-cylinder a few-stage reciprocating piston compression
  5. Generate:Electric 380V/50Hz/5.5kw or honda gasoline motor travel
  6. Lubrication approach:Splash lubrication (foodstuff quality CZPT 750-H2)
  7. CZPT technique: air cooling
  8. Handle approach:Automatic shutdown
  9. Clear air:Main air filtration, secondary oil-water separation, secondary classification air purification
  10. Basic safety gadgets:Interval security valve, pressure servicing valve, computerized shutdown program, transmission component installation protecting go over
  11. Packing measurement (length×width×height):125×70×92cm
  12. Weight:190kg
  13. Inflation speed:It will take about ten minutes to fill a 6-liter bottle with 30Mpa
  14. Certified solution:CE certification, MA examination report
  15. Packing Listing:Handbook,protection inspection report certificate, 2 sets of inflation hoses and joints, and the machine has developed-in meals-quality lubrication.


4,Doing work basic principle

This item is mass-developed soon after style changes and optimizations in accordance with the Italian model. The last piston adopts a particular method, and the piston ring adopts the Japanese Riken method. Unanimous praise from users. This product adopts a few-cylinder three-phase compression, splash lubrication, inter-stage security valve and filter method. HC-W200 can provide protected compressed air for any industry that requirements substantial-pressure pure air source, and provide protected compressed air that fulfills the requirements of human respiration. This solution is made, developed and analyzed and recognized in accordance with the demands of GB/T 12929-2008 “Maritime Higher Pressure Piston Air Compressor” the air top quality satisfies the EN12571 worldwide respiratory compressor respiration standard HC-W200 is a sort of air compression gear, it will be totally free 1 kg (1bar/.1Mpa) of the air in the state is compressed to a substantial pressure gasoline with a gauge pressure of 300 kg (300bar/30Mpa). The oil and impurities in the large-pressure air can filter the inhaled air made up of fantastic particles (PM2.5) to a safety worth of less than ten micrograms, which satisfies the requirements established by the Entire world CZPT Firm, creating the exhaust gas thoroughly clean and tasteless. The personnel provide highly purified, cleanse, odorless, protected and dependable compressed breathing air.

5,Item composition and attributes

Standardized assembly-mass generation

The equipment is outfitted with an automated shutdown unit, the shutdown strain can be set freely, and it is equipped with a time managing timer to assist the maintenance time
Two gas cylinders can be filled at the very same time (1 bottle is recommended for filling quicker)
Higher-electrical power all-copper core wire custom-made motor, stable power output, mild beginning load
The protecting include adopts plastic spraying approach, which is not easy to scratch and rust (some companies use spray paint, which is low in cost and straightforward to fall off and rust)
Tremendous V-belt, robust stress, put on-resistant and higher-temperature resistant
Shockproof pressure gauge ~5800psi/400bar, exact pressure worth
The bolstered metal plate base is geared up with anti-vibration pads, so the products runs much more effortlessly
Higher-strength nylon CZPT admirer, far better heat dissipation result
The low strain adopts red copper tube, which has much better warmth dissipation functionality, and the high strain adopts stainless metal tube to make sure the safety of output strain
The CZPT elements are outfitted with protecting cover devices, and all stages are equipped with protection valves and automated shutdown programs to make certain the basic safety of operators
CZPT motor travel or gasoline engine generate to fulfill the fuel source requirements under different situations
Configure precision air filter (personalized wire mesh filter aspect)

two-phase oil-h2o separator (normal manual blowdown, CZPT computerized blowdown) last classification air CZPT technique (standard guide blowdown, CZPT computerized blowdown) two-stage purification, 1st removes water, then gets rid of odor(Most producers use amount 1 blended CZPT to preserve production charges)
The very last stage adopts piston ring technological innovation, and only the piston ring requirements to be replaced when worn(Most makers do not use the final stage piston ring approach, and need to exchange a full established of pistons and cylinders soon after wear, and pay out for expensive add-ons)
The stop adopts a force servicing valve, deep air filtration, and extends the lifestyle of the filter component, and adopts an alloy aluminum permanent filter component, a replaceable filter factor content, and saves later use charges(Some makers have no pressure servicing valve and use disposable filter aspects, which saves production fees and increases afterwards use costs)
The elements in speak to with fuel, such as cylinders and filter cartridges, are cleaned with liquor ahead of leaving the manufacturing facility, and analyzed with meals-quality lubricating oil. The manufacturing unit has been debugged.

six,Major software

Diving cylinder filling

Fire gasoline cylinder filling

Hearth breathing application: Equipped in the gas source stations of the hearth brigade or various fireplace-fighting vehicles, it offers emergency gas provide at the scene of a fireplace or in the rescue and aid approach, so that the majority of firefighters will be uncovered to various environments such as dense smoke, toxic gas, steam or oxygen deficiency. Breathing higher-purity, cleanse, odorless, secure and dependable compressed air ensures that fire extinguishers can properly and efficiently have out fire combating, rescue, disaster aid, and rescue.
Diving breathing application: Diving golf equipment, diving enthusiasts, marine breeding, marine rescue, shipboard tools, underground functions, fishery fishing, aquaculture, sunken item salvage, underwater engineering, water parks, shipbuilding and other industries, supplying divers with large purification, clean and tasteless , Protected and dependable compressed respiratory air. In an environment that can not meet up with the requirements of the human physique for typical respiration, the air is stuffed into a substantial-stress gasoline cylinder for human respiration.

  1. Product exhibit

Custom-made for the air compressor is recognized .


How to Repair and Preserve an Air Compressor

A compressor is a system employed to go air from one particular area to an additional. Air enters the air compressor through the consumption valve. Inside the compressor, the vanes on the internal rotor rotate inside of an eccentric cavity. The self-altering duration arm divides the room into several cavities of various measurements. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds force and is squeezed out of the compressor output.

Good displacement

Good displacement air compressors use reciprocating pistons to compress air. Gas is drawn in throughout the suction stroke and compressed by shifting the piston in the reverse path. It then discharges the compressed air by transferring it in the reverse direction. This kind of air compressor is most typically identified in cars, refrigerators, and other programs that require substantial stress. However, it is not as productive as a centrifugal compressor.
Most contemporary air compressors use constructive displacement. Constructive displacement models capture a quantity of air in the compression chamber and distribute it when the pump is functioning at maximum potential. They are more affordable than their adverse displacement counterparts. Reciprocating screw air compressors are the most frequent constructive displacement compressors. The reciprocating screw air compressor adopts a drinking water jacket close to the cylinder and is often utilised in processes this kind of as oil drilling.
A bicycle pump is an example of optimistic displacement compression. Air is drawn into the cylinder and compressed by the shifting piston. A piston compressor functions on the exact same theory, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are two varieties of constructive displacement compressors: single-performing and double-acting. Equally kinds work on the very same theory, the two are good displacement compressors. The distinction in between the two types is the strain ratio.
In air compression, good displacement compression lowers the volume of the fluid and minimizes its viscosity. This outcomes in increased force ratios and is utilized in centrifugal, axial, and scroll compressors. Constructive displacement is a widespread characteristic of most air compressors. Positive displacement compressors offer the very same benefits and are a lot more power-successful when used to oil-free and fuel purposes. This kind of compression is typically the very best selection for minimal-stress purposes.

oil totally free

If you’re hunting for an air compressor for your company, consider an oil-free air compressor. These models offer you cleaner, quieter procedure than conventional air compressors and require significantly less maintenance. They also meet ISO Class or Course 1 air purity needs. Oil-free air compressors are also quieter, with much less relocating components and much less sound. These benefits make oil-free of charge air compressors an best resolution for numerous business purposes.
Air purity is critical in a lot of industries. Even the tiniest drop of oil can harm manufacturing products or harm items. The very best way to locate an oil-free of charge air compressor for your enterprise is to consider the method and finish product. As air good quality improves, a lot more and more firms are turning to oil-free of charge compressors. Some of the benefits and disadvantages of these air compressors are:
When deciding on an oil-free air compressor, it is critical to recognize the terminology used in the business. Understanding these terms will make it easier for you to choose the correct compressor for your demands. ACTFM, or true cubic feet for each minute, is an business expression for measuring the sum of air pumped in one moment beneath rated conditions. Despite the fact that a basic quantity, it can be really beneficial in deciding which type of air compressor is greatest for your software.
The ISO 8573-1 global standard defines air good quality and offers air purity classifications. The strictest classification is air purity class . Several companies claim that oil-free of charge air compressors meet this regular. Nevertheless, a course oil-cost-free air compressor does not always suggest that the air is cost-free of contaminants. In truth, Course is the benchmark for air purity. Even though zero air good quality is the highest stage, that will not imply it really is entirely oil-totally free.

double performing

A double-acting air compressor is a system that uses compressed air to generate electrical energy. Its operating theory is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of solid carbon metal. In phrases of provider and routine maintenance, double-acting compressors require typical vise routine maintenance and suitable cleaning.
The displacement of the compressor is a evaluate of the displacement that the piston can generate in a specified time period of time. Displacement is usually expressed in genuine cubic ft for each minute. The exact calculation relies upon on the sort of cylinder and the configuration of the compressor. Solitary-acting cylinders can have head-conclude or crank-conclude displacement, each of which can be measured employing the displacement equation. A double-performing air compressor will use this equation. 4 and 6 calculate the displacement.
Double-performing air compressors have numerous cylinders and are created of solid iron. They are water-cooled and have a mechanical link between the piston and connecting rod. A double-performing compressor compresses air 2 times for every revolution of the motor. One cylinder moves up, although the other cylinder moves down. The piston moves down, enabling air to enter through valve #1. For the duration of the operation of the compressor, the temperature of the air and gas will increase.
Double-performing air compressors typically have higher force and are deemed workhorses. Double-acting compressors also function intercooling and double compression. As a end result, these devices are likely to last lengthier than single-acting compressors. Its reduced velocity and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile products.

gasoline tank force switch

You can change the pressure in the air compressor tank by changing the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or lower the pressure. This valve will open when the strain is minimal adequate to commence the compressor. If the pressure is also reduced, the valve should be closed. The lower-in and lower-out pressures should be set to acceptable values. Right after changing the tank force, verify the hysteresis of the tank stress swap and set the sought after shutoff stress.
If the strain in the tank falls underneath the cut-in stage, the tank stress swap should be replaced. You can test the swap with a multimeter. Make positive the switch is not ruined. If you can not uncover the switch, you can look at the other sections. If you discover any damaged or lacking areas, you need to change them. Otherwise, it may be time to check the tank stress switch. You may need to have to disassemble the compressor and take away the change.
The gas tank pressure swap is an essential element of the air compressor. It retains you educated of the sum of air sent by the compressor. If your tank or tank is ruined, your readings will be mistaken. If the pressure swap is damaged, it will not function properly and result in incorrect readings. The good news is, there are some simple techniques to correct this. To avert this from happening, hold the tank force swap in very good issue.
When the air stress in the tank drops to the lower-in force location, the swap enables power to flow by way of it. This will begin the motor and pump of the air compressor. Then, if the force in the tank rises over the cut-off amount, the switch will journey and stop the compressor. This will stop it from currently being over-pressurized. Energy circulation will keep on to circulation to the motor. Based on your compressor product, you can modify the reduce-in and lower-out pressures as needed.

vitality supply

The energy source of the air compressor is very critical. Most air compressors run on twelve VDC, which is ideal for automotive use. Alternatively, you can purchase a switching electrical power provide for all around $twenty. No subject which electrical power source you decide on, you need to make certain that it can support the maximum present of the compressor. You can find electricity materials in all dimensions, from quarter-horsepower to 5-horsepower.
The voltage essential for a 3-period air compressor will vary. A few-phase air compressors need a few different energy cords and a 3-section electrical service panel. This is due to the fact a common 120/240-volt electrical service panel is not adequate to power a a few-phase compressor. Furthermore, a few-section compressors need 3 individual isolated wires for the motor and motor circuits. A few-stage compressors do not call for a neutral wire.

China high quality Portable Self-Contained Positive Pressure Air Breathing Apparatus CZPT Pump Compressor for Sale     with Best SalesChina high quality Portable Self-Contained Positive Pressure Air Breathing Apparatus CZPT Pump Compressor for Sale     with Best Sales