Product Description
Product Introduction
Low Noise Stars LGZJ36-30 41-20K Diesel Deep Water Well Air Compressor
Kaishan Diversified products
Starting from a 3.7kW (5 horsepower) low-power air compressor, the company has developed into 1 of the world’s leading manufacturers of full-spectrum compressors, from the technical path, from sliding vane type, screw type to high-pressure reciprocating, scroll type , Centrifugal, axial flow, single screw type, everything; from the application market, from air compressors to various process compressors, gas compressors, refrigerant compressors, refrigeration compressors, blowers, vacuum pumps, comprehensive applications. The maximum power has reached 5000kW, and the maximum pressure has reached 800bar. In addition, CZPT also has 2 series of expansion generators.
Kaishan LGZJ Stationary Diesel Screw Air Compressor
1> It fully realizes “Convex-Convex” engagement to assist in the formation of hydrodynamic lubrication film, to reduce horizontal leakage passing the contact zone, and to improve efficiency of the compressor; improve rotor processing and testing property.
2> It adopts the design thought of “large rotor, large bearing and low speed method”, thus its revolving speed is 30-50% lower than that of other brands to reduce noise, vibration, and exhaust temperature, improve rotor rigidity, increase service life, and reduce sensibility to sundries and oil carbide.
3> Its power range is 4~355KW, where 18.5~250KW applies to the compressor without direct-coupled gearbox, 200KW and 250KW apply to the compressor with Level 4 direct-coupled motor and the speed is as low as 1480 rmp.
Product Parameters
| Product number | Exhaust pressure | Exhaust volume | Matching engine power | Exhaust connection | Weight | Dimensions |
| (Mpa) | (m³/min) | (HP) | (kg) | (mm) | ||
| LGZJ-27/25-30/20 | 2.0-2.5 | 27-30 | Yuchai Country 3 : 400HP | G2x1,G3/4×1 | 4100 | 3650x2000x2200 |
| LGZJ-31/25-35/18 | 1.7-2.5 | 31-35 | Yuchai Country 3 : 400HP | G2x1,G3/4×1 | 4100 | 3650x2000x2200 |
| LGZJ-37/25-41/17 | 1.7-2.5 | 37-41 | Yuchai Country 3 : 560HP | G2x1,G3/4×1 | 4800 | 3800x2200x2320 |
| LGZJ-36/30-41/20 | 2.0-3.0 | 36-41 | Yuchai Country 3 : 560HP | G2x1,G3/4×1 | 4800 | 3800x2200x2320 |
| LGZJ-36/30-41/20K | 2.0-3.0 | 36-41 | Cummin Country 3 : 550HP | G2x1,G3/4×1 | 4800 | 3800x2200x2320 |
| LGZJ-45/30-49/21 | 2.1-3.0 | 45-49 | Yuchai Country 3 : 750HP | G2x1,G3/4×1 |
Detailed Photos
1. SKY patent screw host
Kaishan patented screw host design
Rotor profile: patented rotor profile for highest efficiency
Two-stage compression: corresponding to the flexible design of the poppet valve, the global invention patented heavy-duty design.
The best structure, the highest reliability
2. Heavy duty special diesel engine
Equipped with Yuchai, CZPT and other national III heavy-duty diesel engines. The best combustion state is achieved in the entire range of engine operation. The product has higher reliability, stronger power, and better fuel economy.
3. Air filtration system
he patented, maintenance-free centrifugal air pre-filter filters out more than 90% of dust and impurities, extending the maintenance and replacement cycle of the filter element by 5 times; the precision filter layer of the cyclone main air filter filters out the remaining dust. Ensure that the machine is not worn; the safety filter element allows the machine to perform air filter maintenance without stopping the machine to ensure the safe operation of the machine. Suitable for continuous operation in harsh environments such as deserts and dust
4. Computer control system
The whole process displays operating parameters such as operating speed, air supply pressure, exhaust temperature, coolant temperature, fuel level and so on. It has self-diagnostic failure, alarm and shutdown functions to ensure the safe operation of the machine when unattended.
Optional remote network monitoring system, you can see the operating status of the machine at a glance even if you are sitting in the office.
5. Oil and gas separation system
Reduce the influence of too much or too little oil in the separator on the oil content of the compressed air, and always keep the oil content of the compressed air below 3ppm. Clean compressed air is conducive to the safe operation of air-consuming equipment.
Why Choose Us
Kaishan group is a state-level large scale enterprise headquartered in HangZhou, ZHangZhoug province, China. Over the last 60 years CZPT Group has grown to become a significant diversified engineering company developing high value machinery for industry worldwide. CZPT group is the largest rock drill manufacturer in the world, and the largest air compressor manufacturer in China. Exports are shipped to over 25 countries .Today we produce over 30 000 rotary screw and 250 000 reciprocating compressors annually.By the year of 2014 our sales amount was close to RMB 2 billion. CZPT group also has the high-quality customer service system.
Our company is the authorized agent of CZPT Group, specializing in air compressor, energy-saving transformation service and mining engineering construction machinery. We provide comprehensive technical support and after-sales service to customers.
We have been in ZheJiang water measuring instrument for more than 10 years and have a series of PASSED certificates, such as CE, TUV, BV, ISO. 2. For different geology, our water CZPT have excellent performance.
In 2009, CZPT established Jersey North American Research Center in Seattle in the United States, attracting many top-notch compressor experts from around the world and creating a new model that is aptly described as “developed in America, Made in China”
Kaishan is headquartered in HangZhou in ZHangZhoug, China. It has subsidiaries in ZheJiang , Chgonqing, ZheJiang , ZheJiang , Hong Kong, Seattle, San Diego, Orlando, Melbourne, Singapore, Jakarta, Leobersdorf, Budapest and Belgrade, as well as offices in Russia, Colombia, Brazil, Korea, Malaysia and Thailand.
Product quality is strictly controlled
Advanced Equipment–Advanced equipment guarantees product quality. Over the years, we have received unanimous praise from overseas users for our integrity and high-quality product quality.
Oversea Customer
Our customers are distributed all over the world. You are not alone. The quality of our machines is very good. Customers have given us certain affirmations. Contact us for information about the machine.
We will guide you on how to use the machine and interpret the data.
We have a user group for all new users in WhatsApp, the geologist will give support if you need help anytime.
FAQ
Q1: Are you a factory or trade company?
A1: We are a factory. And we have ourselves trading company.
Q2: What is the exact address of your factory?
A2: Our company is located in JNo.9 Kaixuan Ave West, 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 for 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 requirements.
Q6: Which payment term can you accept?
A6: 30% T/T in advanced, 70% T/T against the B/L copy.
Q7: How long will you take to arrange production?
A7: 380V 50HZ we can deliver the goods within 7-15 days. Other electricity or another color we will delivery within 25-30 days.
Q8: Can you accept OEM orders?
A8: Yes, with a professional design team, OEM orders are highly welcome.
Q9: Which trade term can you accept?
A9: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.
Contacts
ZHangZhoug Stars Energy Saving Technology Co., Ltd.
If you want to know more information, please contact us!
| After-sales Service: | One Year Warranty |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Angular |
| Samples: |
US$ 58000/Piece
1 Piece(Min.Order) | |
|---|

Types of Air Compressors
There are many types of Air Compressors available on the market. Learn which one is right for your needs and what makes one better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which one you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
Air Compressors
Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in one stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use one of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
Single-stage models
When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use two stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, one piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the two pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.
Low-noise models
Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These two features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
Oil-free models
A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated one include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.


editor by CX 2023-07-06