Tag Archives: oilless compressor

China Good quality Silent Oil Free Less Oilless Direct/Belt Driven Diesel/Electric High Pressure Reciprocating Piston Portable Air Compressor with Best Sales

Product Description

Industrial Diesel High Pressure Piston Air Compressor Advantages

No vibration after simple installation.

Use vane air cooling technology, larger cooling area, and longer life.

Flywheel’s weight is increased, incredible energy saving.

Designed especially for PET bottle blowing machinery, plastic injection molding machinery and hydropower station, etc.

Technical Parameters Of Industrial Diesel High Pressure Piston Air Compressor

Model	Air delivery	Working Pressure	Power	Level	Lubrication Way	Cooling Method	Dimension	Weight
Model	(m3/min)	(bar)	(kw)	Level	Lubrication Way	Cooling Method	*LWH(mm)*	(kg)
DGW-6/40	6	40	75	Three	Oil-free	Water-cooled	250024001850	5500
DGW-8/40	8	40	90	Three	Oil-free	Water-cooled	280024001850	5500
DGW-10/40	10	40	110	Three	Oil-free	Water-cooled	280026001850	6000
DGW-12/40	12	40	132	Three	Oil-free	Water-cooled	280026001850	6000
DGW-15/40	15	40	160	Three	Oil-free	Water-cooled	380025001850	6500
DGW-18/40	18	40	185	Three	Oil-free	Water-cooled	530025001850	8300
DGW-22/40	22	40	220	Three	Oil-free	Water-cooled	530025001850	8300
DGW-24/40	24	40	250	Three	Oil-free	Water-cooled	560025001850	9200
DGW-30/40	30	40	350	Three	Oil-free	Water-cooled	560025001850	9200
DGW-32/40	32	40	350	Three	Oil-free	Water-cooled	620025001850	9800
DGW-40/40	40	40	400	Three	Oil-free	Water-cooled	620025001850	9800

*) Specifications are subject to change without prior notice

DENAIR Certifications

DENAIR Factory

DENAIR International Trading Team

Why Choose DENAIR ?

DENAIR Exhibition

We carefully selected for you the classic case

DENAIR High Pressure Air Compressor in Myanmar

Project Name: Plastic industry PET bottles blowing machine in Yangon, Myanmar

Product Name: 1.6m3/min 350bar diesel driven piston air compressor

Model No. & Qty: DG-1.6/350 x 1

Working Time: From May, 2016 till now

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, 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: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are 2 different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only 1 cylinder, which means 1 stroke is required to move air from 1 cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the 1 with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have 1 air intake, and two-stage air compressors have 2 air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The 2 water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers 2 models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and 2 universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
China Good quality Silent Oil Free Less Oilless Direct/Belt Driven Diesel/Electric High Pressure Reciprocating Piston Portable Air Compressor with Best Sales

China OEM High Pressure Oilless Rotary Screw Air Compressor For Medicone Factory with Great quality

Product Description

0.5-80 M3/Min 6-40 Bar 5.5-400 Kw Electrical Stationary Industrial AC Power Direct Driven/Coupled Rotary Screw Air Compressors Advantages

1.CZPT Enhanced energy saving screw air compressor reached the super energy saving level

2.Energy Efficient Index 1(EEI 1) approved according to GB19153-2009, the energy consumption is 10%~15% lower than EEI 2.

3.CZPT air compressor design with 72 types of technology patent, real bigger air flow

4.State-of-the-art screw element, original Germany CZPT air end, ladvanced SAP profile design, superior Sweden CZPT element bearings

5.CZPT air compressdor dopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, Danfoss pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.

6.Smart touch screen design and 0 pressure drop design

7.Higher efficiency cooling system and electrical motor

8.Stainless steel pipes, reasonable inner design, ensure long service life without maintenance.

Technical Parameters Of Energy Saving Rotary Screw Air Compressor

Model	Maxinmum working		Capacity(FAD)*				Installed motor power		Driving mode&	Noise	Dimensions(mm)			Weight	Air outlet
	pressure		50 HZ		60 HZ		Installed motor power		Cooling method	level**	Dimensions(mm)			Weight	pipe diameter
	bar(g)	psig	m3/min	cfm	m3/min	cfm	kw	hp		dB(A)	L	W	H	kg
DA-5	7.5	109	0.80	28	0.80	28	5.5	7.5	Belt Driven	75	900	600	860	315	G3/4″
DA-5	8.5	123	0.78	28	0.78	28	5.5	7.5	Air Cooling	75	900	600	860	315	G3/4″
DA-7	7.5	109	1.09	39	1.09	39	7.5	10		75	900	600	860	315	G3/4″
	8.5	123	1.07	38	1.07	38	7.5	10		75	900	600	860
	10.5	152	0.92	32	0.91	32	7.5	10		75	900	600	860
	13.0	189	0.73	26	0.72	26	7.5	10		75	900	600	860
DA-11	7.5	109	1.66	59	1.66	59	11	15		75	1230	650	900	324	G3/4″
	8.5	123	1.64	58	1.64	58	11	15		75	1230	650	900
	10.5	152	1.45	51	1.45	51	11	15		75	1230	650	900
	13.0	189	1.13	40	1.12	40	11	15		75	1230	650	900
DA-15	7.5	109	2.54	90	2.53	89	15	20	Direct Driven	75	1465	990	1345	453	G1-1/4″
	8.5	123	2.51	88	2.50	88	15	20	Air Cooling	75	1465	990	1345
	10.5	152	1.97	70	1.86	66	15	20		75	1465	990	1345
	13.0	189	1.91	67	1.83	65	15	20		75	1465	990	1345
DA-18	7.5	109	3.04	107	3.65	129	18.5	25		75	1465	990	1345	453	G1-1/4″
	8.5	123	3.03	107	3.63	128	18.5	25		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	18.5	25		75	1465	990	1345
	13.0	189	1.91	67	2.36	83	18.5	25		75	1465	990	1345
DA-22	7.5	109	3.57	126	3.65	129	22	30		75	1465	990	1345	477	G1-1/4″
	8.5	123	3.55	125	3.63	128	22	30		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	22	30		75	1465	990	1345
	13.0	189	2.97	105	2.36	83	22	30		75	1465	990	1345
DA-30	7.5	109	5.28	187	4.49	159	30	40		85	1600	1250	1550	682	G1-1/2″
	8.5	123	5.26	186	4.48	158	30	40		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	30	40		85	1600	1250	1550
	13.0	189	3.45	122	3.58	126	30	40		85	1600	1250	1550
DA-37	7.5	109	6.54	231	6.33	224	37	50		85	1600	1250	1550	728	G1-1/2″
	8.5	123	6.52	230	6.30	222	37	50		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	37	50		85	1600	1250	1550
	13.0	189	5.16	182	4.43	156	37	50		85	1600	1250	1550
DA-45	7.5	109	7.67	271	7.79	275	45	60		85	1600	1250	1550	728	G1-1/2″
	8.5	123	7.62	269	7.76	574	45	60		85	1600	1250	1550
	10.5	152	6.46	228	6.24	220	45	60		85	1600	1250	1550
	13.0	189	6.41	226	4.44	157	45	60		85	1600	1250	1550
DA-55	7.5	109	9.76	345	9.14	323	55	75		85	1876	1326	1700	1310	G2″
	8.5	123	9.67	342	9.06	320	55	75		85	1876	1326	1700
	10.5	152	7.53	266	7.74	273	55	75		85	1876	1326	1700
	13.0	189	7.40	261	6.30	222	55	75		85	1876	1326	1700
DA-75	7.5	109	14.21	502	11.72	414	75	100		85	1876	1326	1700	1325	G2″
	8.5	123	12.55	443	11.63	411	75	100		85	1876	1326	1700
	10.5	152	9.51	336	11.43	404	75	100		85	1876	1326	1700
	13.0	189	9.23	326	8.75	309	75	100		85	1876	1326	1700
DA-90(W)	7.5	109	16.62	587	17.01	601	90	120	Direct Driven	72	2450	1800	1700	2450	DN80
	8.5	123	16.37	578	16.82	594	90	120	Air Cooling Or	72	2450	1800	1700
	10.5	152	14.21	502	14.87	525	90	120	Water Cooling	72	2450	1800	1700
	13.0	189	11.77	416	11.27	398	90	120		72	2450	1800	1700
DA-110(W)	7.5	109	20.13	711	19.10	674	110	150		72	2450	1800	1700	2500	DN80
	8.5	123	20.05	708	19.06	673	110	150		72	2450	1800	1700
	10.5	152	16.33	576	17.01	601	110	150		72	2450	1800	1700
	13.0	189	14.11	498	14.68	518	110	150		72	2450	1800	1700
DA-132(W)	7.5	109	22.85	807	24.37	861	132	175		72	2450	1800	1700	2600	DN80
	8.5	123	22.73	802	24.23	856	132	175		72	2450	1800	1700
	10.5	152	19.88	702	18.95	669	132	175		72	2450	1800	1700
	13.0	189	16.51	583	16.82	594	132	175		72	2450	1800	1700
DA-160(W)	7.5	109	26.92	950	27.90	985	160	215		78	2650	1700	1850	3200	DN80
	8.5	123	26.86	949	27.76	980	160	215		78	2650	1700	1850
	10.5	152	22.44	792	23.97	846	160	215		78	2650	1700	1850
	13.0	189	19.63	693	18.82	664	160	215		78	2650	1700	1850
DA-185(W)	7.5	109	28.89	1571	30.53	1078	185	250		78	2650	1700	1850	3300	DN80
	8.5	123	28.84	1018	30.44	1075	185	250		78	2650	1700	1850
	10.5	152	25.11	886	27.46	970	185	250		78	2650	1700	1850
	13.0	189	22.08	780	23.69	836	185	250		78	2650	1700	1850
DA-200(W)	7.5	109	31.88	1126	30.53	1078	200	270		80	3000	1950	2030	4750	DN100
	8.5	123	31.82	1124	30.44	1075	200	270		80	3000	1950	2030
	10.5	152	28.48	1006	30.22	1067	200	270		80	3000	1950	2030
	13.0	189	25.00	883	27.07	956	200	270		80	3000	1950	2030
DA-220(W)	7.5	109	36.20	1278	37.22	1314	220	300		80	3000	1950	2030	4800	DN100
	8.5	123	36.15	1276	37.17	1312	220	300		80	3000	1950	2030
	10.5	152	31.71	1120	33.25	1174	220	300		80	3000	1950	2030
	13.0	189	28.48	1006	27.07	956	220	300		80	3000	1950	2030
DA-250(W)	7.5	109	43.31	1529	42.87	1514	250	350		80	3000	1950	2030	4850	DN100
	8.5	123	43.24	1527	41.30	1458	250	350		80	3000	1950	2030
	10.5	152	36.03	1272	37.04	1308	250	350		80	3000	1950	2030
	13.0	189	31.55	1114	33.15	1170	250	350		80	3000	1950	2030
DA-280(W)	7.5	109	46.59	1645	47.16	1665	280	375		85	3700	2300	2450	5200	DN125
	8.5	123	46.53	1643	45.64	1612	280	375		85	3700	2300	2450
	10.5	152	42.95	1516	42.56	1503	280	375		85	3700	2300	2450
	13.0	189	35.89	1267	36.95	1305	280	375		85	3700	2300	2450
DA-315(W)	7.5	109	53.16	1877	50.88	1797	315	425		85	3700	2300	2450	6000	DN125
	8.5	123	52.63	1858	50.83	1795	315	425		85	3700	2300	2450
	10.5	152	43.05	1520	46.27	1634	315	425		85	3700	2300	2450
	13.0	189	42.93	1516	40.32	1424	315	425		85	3700	2300	2450
DA-355(W)	7.5	109	63.37	2238	58.12	2052	355	475		85	4500	2500	2450	7000	DN125
	8.5	123	63.16	2230	56.54	1997	355	475		85	4500	2500	2450
	10.5	152	52.63	1858	51.57	1821	355	475		85	4500	2500	2450
	13.0	189	43.79	1546	45.35	1601	355	475		85	4500	2500	2450
DA-400(W)	7.5	109	70.99	2507	61.72	2179	400	550		85	4500	2500	2450	8000	DN125
	8.5	123	70.64	2494	59.72	2109	400	550		85	4500	2500	2450
	10.5	152	52.63	1858	56.52	1996	400	550		85	4500	2500	2450
	13.0	189	46.34	1636	51.35	1813	400	550		85	4500	2500	2450

*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) EEI 1- Energy Effiency Index 1, which refers to enhanced energy saving series
Specifications are subject to change without notice.

DENAIR Factory & Product Lines

DENAIR Exhibition

We carefully selected for you the classic case

Enhanced Energy Saving Air Compressor in Oman

Project Name: Sandblasting in Muscat, Oman.

Product Name: 75KW 100HP Enhanced Energy Saving screw air compressor EEI 1 (Energy Efficiency Index 1) with air dryer, air receiver tank and air filters.

Model No. & Qty: DA-75+ x 1.

Working Time: From June, 2016 till now

Event: In June, 2015, 1 set of CZPT enhanced energy saving air compressor system was installed in Muscat Oman. This is the first project finished by CZPT distributor in Oman. Our partner Mr. Hari shared the photos at working site to us as a good starting. That means more and more CZPT energy saving solutions will contribute to the industries in Oman in the near future. CZPT air compressor factory and air compressor distributor will try the best to provide top quality products, cost effective solution and excellent service for local users in Oman. In order to ensure the most professional service, the distributor plans to send 2 service engineers to CZPT factory in ZheJiang for training and learnin. We will update the news at that time.

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2:No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
.
Q3: Warranty terms of your air compressor machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the air compressor?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 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 1 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-compressor

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 1 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 1 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.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 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, 1 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 2 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 2 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.
air-compressor

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 1 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.

China OEM High Pressure Oilless Rotary Screw Air Compressor For Medicone Factory with Great quality

China Good quality Factory Wholesale Best Price 50% CZPT Saving High Pressure Industrial Silent Oil Free Oilless Rotary Screw Type Portable Air Compressor Manufacturer 10HP-75HP with Good quality

Product Description

Brief Introduction:
Air end: German Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
We offer free pipe and valves for installation and installation diagram

Our Advantages

1. Original GHH-RAND airend from Germany.
2. 100% oil free air certified by Germany TUV.
3. Centrifugal Fan for better cooling effect.
4. Stainless Steel Pipe.
5. Hydraulic Inlet Valve System.
6. Special venturi tube design to help reduce the noise down.
7. Double-layer structure to reduce he noise.
8. Air Cooling and Water cooling are available.
9. VSD control are available.
10.Touch Screen PLC with preset running schedule, more intelligent control.

Leading Technology:
The durability of GHH Rand’s 2 stage compression airend uses high performance rotors and durable bearings to ensure reliability. Stainless steel seals and the unique design of the labyrinth seals mean that this unique design is time tested, reliable and efficient.
Dry Oil Free Technology:
Since the launch of the GHH oil free airend thousands have been produced and are in use worldwide. Typically oil free air is used in processes such as pharmaceutical, food and beverage, and electron-ic industries where high quality air is required.
Stainless Steel Rotors:
GHH Rand pioneered the use of stainless steel rotors to ensure longevity and reliability.
Oil Free Airend – UltraCoat TM Super Coating:
The surfaces of the oil free airend are coated with UltraCoat, a special coating which improves efficiency and extends the life of the stainless steel rotors. The strong coating adhesion and high tempera-ture resistance ensures that there is no reduction in performance with age.

Detailed Photos

Porduct Advantages

Product Parameters

Model	Air Flow (m³/min)				Motor Power	Noise	Outlet Diameter	Dimension	Weight
Model	7bar	8bar	10bar	13bar	kw	dB	inch	*WDH (mm)*	kg
YOF-10A	1.1	1.0	0.85	0.7	7.5	55	G3/4”	13008001300	500
YOF-15A	1.8	1.65	1.5	1.3	11	56	G1”	13008001300	540
YOF-20A	2.4	2.2	2.1	1.8	15	57	G1”	15209001350	650
YOF-25A	3.1	3.0	2.7	2.3	18.5	58	G1”	16009101350	840
YOF-30A	3.8	3.6	3.2	2.5	22	58	G1”	165010001560	870
YOF-40A	5.3	5.0	4.3	3.6	30	60	G11/4”	165010501560	980
YOF-50A	6.6	6.2	5.7	4.6	37	60	G11/4”	170011001600	1000
YOF-60A	8.0	7.7	6.9	6.0	45	63	G11/2”	215013001650	1060
YOF-75A/W	10.5	9.8	8.7	7.3	55	65	G2”	220014001650	1250
YOF-100A/W	13.6	13.0	11.3	10.1	75	67	G2”	240014501740	1480
YOF-125A/W	16.2	15.4	13.2	11.2	90	71	DN50	255014501740	2030
YOF-150A/W	20.8	19.5	16.5	13.7	110	72	DN65	270015501750	2450
YOF-175A/W	24.0	23.0	20.0	15.5	132	73	DN65	280016501750	2850
YOF-220A/W	27.8	26.0	23.5	19.5	160	75	DN65	330022002000	3750
YOF-270A/W	34.5	33.0	28.0	23.5	200	77	DN80	330022002000	4100
Remarks:
1. “A” represents air cooling, and “W” represents water cooling;
2. working ambinent temperature: -5ºC-45ºC;
3. under air cooling, exhausting air temperature ≤ working ambinent temperature +15ºC; under water cooling, exhausting air temperature≤40ºC.
5. 100% oil free;
6. certificate: CE/ISO9001/TUV/ASME;
7. voltage: 380V/220V/400V/440V/415V

QC Management

Pre-factory quality control process:
1. Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items: 1)Confirm the nose and motor nameplates; 2)Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; 3)the air compressor machine screw locking inspection..
2. air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.

Product Case

1. Screw air compressors are exported to 132 countries and regions all over the world;
2. All indicators of screw air compressor are stable and the failure rate is low;
3. Perfect after-sales service system, engineers on duty 24 hours a day to provide one-on-1 service to customers at the air compressor use site.

FAQ

Q1. Why do customers choose us?
Yunshun Electric Machinery Co., Ltd. is a company specializing in screw air compressor for 18 years since 2001. Our German Standard production line helps us get the affirmation from our agents as well as end-user clients.

Q2. Are you a manufacturer or trading company?
We are a professional manufacturer with big modern factory in HangZhou,China.
Both OEM & ODM service can be accepted.

Q3. What’s your delivery time?
Generally 7-10days, if urgent order, we can arrange, too.

Q4. How long is your air compressor warranty?
2 year for the whole machine and 5years for screw air end, except consumable spare parts.

Q5. How long could your air compressor be used for?
At least 10 years.

Q6. What’s payment term?
T/T, L/C, Western Union, Credit Card, and etc.

Q7. How about your customer service?
24 hours on-line service for all our clients.

Q8. How about your after-sales service?
1. Providing customers with installation online instructions.
2. Well-trained engineers available to overseas service.
3. PlHangZhou for oversea after-sales supporting company.

How to Choose the Right Air Compressor

An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
air-compressor

Electric motor

While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with 2 digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
air-compressor

Oil bath

Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.

Start/stop control

An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
air-compressor

Variable speed drive

A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between 40 percent and 80 percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.

China Good quality Factory Wholesale Best Price 50% CZPT Saving High Pressure Industrial Silent Oil Free Oilless Rotary Screw Type Portable Air Compressor Manufacturer 10HP-75HP with Good quality

China Standard CE/ISO9001/ASME Certification High / Low Pressure Oilless Oil Free / Less VSD Rotary Screw Type Small Air Compressor 380V/220V/400V/440V/415V Manufacturer near me factory

Product Description

Porduct Advantages

1. Air end of screw air compressor
The air end is with state-of-the art screw element and 4 -6 SKF bearings to make sure it plenty of air output and longer lifetime.
2.Electric Motor of the air compressor
Name brand qualified IP54 ,F insulation, IE2 , IE3 motor , high efficiency and energy saving.
3. Intake valve of the screw air compressor
High efficiency intake valve protects the compressor components by removing 99% dirty particles down to 3 microns.
4. Oil Air separator
High efficiency separating for oil and air and low oil content in the compressed air.
5. Touch Screen Controller.
6. High efficient Centrifugal fan can give best cooling for screw compressor.
7.Dust proof mesh to protect electrical control system

Detailed Photos

Product Parameters

Technical Specifications of single rotary screw type air compressor
Model	Air Flow (m³/min)				Motor Power	Noise	Outlet Diameter	Dimension	Weight
Model	7bar	8bar	10bar	13bar	kw	dB	inch	*WDH (mm)*	kg
YP-7.5A	1.0	0.8	0.5	0.4	5.5	65	G3/4”	780680800	300
YP-10A	1.1	1.0	0.85	0.7	7.5	65	G3/4”	780680800	320
YP-15A	1.8	1.65	1.5	1.3	11	65	G3/4”	1100800980	400
YP-20A	2.4	2.2	2.1	1.8	15	68	G3/4”	1100800980	430
YP-25A	3.1	3.0	2.7	2.3	18.5	68	G1”	12508701180	590
YP-30A	3.8	3.6	3.2	2.5	22	68	G1”	12508701180	650
YP-40A	5.3	5.0	4.3	3.6	30	69	G1”	12508701180	750
YP-50A	6.6	6.2	5.7	4.6	37	69	G11/2”	15409501290	880
YP-60A	8.0	7.7	6.9	6.0	45	70	G11/2”	15409501290	1000
YP-75A/W	10.5	9.8	8.7	7.3	55	70	G2”	160011501420	1500
YP-100A/W	13.6	13.0	11.3	10.1	75	72	G2”	257112601460	1900
YP-125A/W	16.2	15.4	13.2	11.2	90	72	DN50	257112601460	2500
YP-150A/W	20.8	19.5	16.5	13.7	110	73	DN65	230016001790	2800
YP-175A/W	24.0	23.0	20.0	15.5	132	74	DN65	230016001790	3000
YP-220A/W	27.8	26.0	23.5	19.5	160	75	DN80	250017001850	3500
YP-250A/W	32.5	31.0	26.0	21.6	185	76	DN80	250017001850	3800
YP-270A/W	34.5	33.0	28.0	23.5	200	77	DN80	250017001850	4200
YP-300A/W	38.0	36.5	32.0	27.0	220	78	DN100	280019001950	4800
YP-350A/W	43.0	40.5	36.5	32.0	250	80	DN100	280019001950	5200
YP-500A/W	76.0	75.3	65.4	59.0	400	83	DN125	420022002240	8200
Remarks:
1. “A” represents air cooling, and “W” represents water cooling;
2. working ambinent temperature: -5ºC-45ºC;
3. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC;
4. starting mode: Y-△;
5. exhausting oil content: <3ppm;
6. certificate: CE/ISO9001/ASME;
7. voltage: 380V/220V/400V/440V/415V

Our Factory:
1. Starting from 2001;
2. With 3,000sq meters workshop;
3. With 6 production lines;
4. 500pcs production capacity per month.

Our Certificates:
1. ISO9001;
2. SGS;
3. CE;
4. 12 patents for screw compressor.

Use case of rotary screw type air compressor
1. Rotary Screw type air compressors are exported to 132 countries and regions all over the world;
2. All indicators of screw air compressor are stable and the failure rate is low;
3. Perfect after-sales service system, engineers on duty 24 hours a day to provide one-on-1 service to customers at the air compressor use site.
Re-factory quality control process:
1.Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.

Rotary Screw type Air compressor packing method
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.

Types of Air Compressors

Air Compressors

Single-stage models

Low-noise models

Oil-free models

China Standard CE/ISO9001/ASME Certification High / Low Pressure Oilless Oil Free / Less VSD Rotary Screw Type Small Air Compressor 380V/220V/400V/440V/415V Manufacturer near me factory

China factory High Pressure CZPT CZPT Saving AC Power Germany Technology Oilless Oil Less Direct Driven/Coupling 16-40bar Rotary Screw Air Compressor near me manufacturer

Product Description

Industrial Low-Noise Electric Stationary AC Power Oil Lubricated Medium High Pressure Direct Driven Rotary Screw Type Air Compressor Advantages

1.Superior design with 72 types of technology patent, 2 stages compression, realize maximum energy saving and lowest noise level.

2.State-of-the-art screw element, original Germany CZPT air end, ladvanced SAP profile design, superior Sweden CZPT element bearings

3.Adopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.

4.Intelligent controller and multi-language LCD keep the outstanding safety
performance.

5.Stainless steel oil pipe and air pipe, high temperature resistant (400ºC=752ºF) and low temperature resistant(-270ºC=518ºF), high pressure resistant.lUltra-long life(80 years), completely leak free and maintenance free

6.Conform to CE, ISO9001 and energy saving certification, etc.

The Technical Parameters Of High Pressure Rotary Screw Air Compressor

Model	Maxinmum working pressure		Capacity(FAD)*								Installed motor		Driving mode& Cooling method	Noise level**	Dimensions(mm)			Weight	Air outlet pipe diameter
			50 HZ				60 HZ				power
			Min.	Max.	Min.	Max.	Min.	Max.	Min.	Max.
	bar(g)	psig	m³/min		cfm		m³/min		cfm		kw	hp		dB(A)	L	W	H	kg
DVAH-90-16	16	232	3.73	9.24	131	326	4.28	8.57	151	303	90	120	Direct Driven Air Cooling /W-Water Cooling	78	2800	1600	1700	2500	DN50
DVAH-90-18	18	261	4.29	10.73	151	379	5.39	10.78	190	381	90	120		78	2800	1600	1700	2500	DN50
DVAH-90-20	20	290	4.24	10.61	150	375	5.33	10.67	188	377	90	120		78	2800	1600	1700	2500	DN50
DVAH-90-25	25	363	4.14	10.35	146	365	4.76	9.51	168	336	90	120		78	2800	1600	1700	2500	DN50
DVAH-110-16	16	232	5.32	13.3	188	470	5.81	11.62	205	410	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-18	18	261	5.78	14.45	204	510	5.58	11.16	197	394	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-20	20	290	5.73	14.33	202	506	5.38	10.76	190	380	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-25	25	363	4.86	12.15	172	429	5.28	10.56	186	373	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-30	30	435	4.95	12.38	175	437	5.15	10.3	182	364	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-35	35	508	4.24	10.6	150	374	5.1	10.2	180	360	110	150		78	2800	1600	1700	3200	DN50
DVAH-110-40	40	580	4.21	10.53	149	372	5.6	11.2	198	395	110	150		78	2800	1600	1700	3200	DN50
DVAH-132-16	16	232	5.35	13.37	189	472	7.25	14.5	256	512	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-18	18	261	5.81	14.53	205	513	6.5	12.99	229	459	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-20	20	290	5.75	14.37	203	507	6.42	12.84	227	453	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-25	25	363	4.87	12.18	172	430	6.23	12.46	220	440	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-30	30	435	4.97	12.43	176	439	5.25	10.5	185	371	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-35	35	508	4.26	10.64	150	376	5.2	10.4	184	367	132	175		78	2800	1600	1700	3950	DN50
DVAH-132-40	40	580	4.22	10.56	149	373	5.15	10.3	182	364	132	175		78	2800	1600	1700	3950	DN50
DVAH-160-16	16	232	6.17	15.43	218	545	9.39	18.78	332	663	160	215		80	2800	1600	2000	5000	DN65
DVAH-160-18	18	261	6.76	16.91	239	597	9.22	18.43	325	651	160	215		80	2800	1600	2000	5000	DN65
DVAH-160-20	20	290	6.66	16.65	235	588	8.07	16.13	285	570	160	215		80	2800	1600	2000	5000	DN65
DVAH-160-25	25	363	5.89	14.73	208	520	7.99	15.97	282	564	160	215		80	2800	1600	2000	5000	DN65
DVAH-185-16	16	232	6.55	16.37	231	578	10.3	20.6	364	727	185	250		80	2800	1600	2000	5500	DN65
DVAH-185-18	18	261	7.29	18.21	321	643	10.19	20.37	360	719	185	250		80	2800	1600	2000	5500	DN65
DVAH-185-20	20	290	7.2	18.01	254	636	8.81	17.62	311	622	185	250		80	2800	1600	2000	5500	DN65
DVAH-185-25	25	363	7.06	17.65	249	623	8.73	17.45	308	616	185	250		80	2800	1600	2000	5500	DN65
DVAH-200-16	16	232	8.68	21.71	307	766	11.94	23.88	422	843	200	270		85	3300	2000	2100	6000	DN80
DVAH-200-18	18	261	10.64	26.61	376	940	11.32	22.64	400	799	200	270		85	3300	2000	2100	6000	DN80
DVAH-200-20	20	290	9.7	24.25	343	856	10.69	21.37	377	755	200	270		85	3300	2000	2100	6000	DN80
DVAH-200-25	25	363	8.84	22.09	312	780	9.1	18.19	321	642	200	270		85	3300	2000	2100	6000	DN80
DVAH-220-16	16	232	9.75	24.37	344	860	12.17	24.34	430	859	220	300		85	3300	2000	2100	6300	DN80
DVAH-220-18	18	261	12.13	30.32	428	1070	11.84	23.67	418	836	220	300		85	3300	2000	2100	6300	DN80
DVAH-220-20	20	290	10.56	26.39	373	932	11.21	22.42	396	792	220	300		85	3300	2000	2100	6300	DN80
DVAH-220-25	25	363	9.6	24.01	339	848	10.47	20.94	370	739	220	300		85	3300	2000	2100	6300	DN80
DVAH-250-16	16	232	10.7	26.75	378	944	14.07	28.13	497	993	250	350		85	3500	2200	2100	6500	DN125
DVAH-250-18	18	261	12.13	30.32	428	1070	14	27.99	494	988	250	350		85	3500	2200	2100	6500	DN125
DVAH-250-20	20	290	12.07	30.16	426	1065	12.95	25.89	457	914	250	350		85	3500	2200	2100	6500	DN125
DVAH-250-25	25	363	10.45	26.13	369	923	12.45	24.9	440	879	250	350		85	3500	2200	2100	6500	DN125
DVAH-280-16	16	232	12.55	31.38	443	1108	16.51	33.02	583	1166	280	375		85	3500	2200	2100	7000	DN125
DVAH-280-18	18	261	14.99	37.47	529	1323	14.84	29.68	524	1048	280	375		85	3500	2200	2100	7000	DN125
DVAH-280-20	20	290	14.84	37.09	524	1310	14.69	29.38	519	1037	280	375		85	3500	2200	2100	7000	DN125
DVAH-280-25	25	363	12.37	30.93	437	1092	12.69	25.38	448	896	280	375		85	3500	2200	2100	7000	DN125
) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C ) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A) **) Specifications are subject to change without prior notice

DENAIR Factory

DENAIR Certificates

DENAIR Exhibiton

DENAIR Customers

We carefully selected for you the classic case:

DENAIR VSD Screw Air Compressor for Food Processing in USA
Project Name: Coffee manufacturer in Omaha, United States
Product Name: 30KW 40HP direct dirven variable frequency screw air compressor with air dryer and air receiver tank
Model No. & Qty: DVA-30G x 2
Working Time: From January, 2016 till now
Event: In January, 2016, CZPT service team Michael, Sissi and Steven visited our VIP customer in Omaha, United States for technical training for air compressor maintenance. The customer was very satisfied with our good service and VSD energy saving solution.

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, 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: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

What to Look For When Buying an Air Compressor

An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.
air-compressor

Single-stage air compressors are quieter

When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over 3 thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.
air-compressor

Two-stage air compressors are more energy efficient

Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have 2 pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.

Piston-driven air compressors are quieter

A piston-driven air compressor is 1 of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The 2 main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the 2 types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.
air-compressor

Oil-lubricated air compressors are more cost-effective

There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose 1 with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which 1 is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.

China factory High Pressure CZPT CZPT Saving AC Power Germany Technology Oilless Oil Less Direct Driven/Coupling 16-40bar Rotary Screw Air Compressor near me manufacturer

China Best Sales Air Compressor Oilless Air Compressors for Pharmaceutical Industry with high quality

Product Description

Product Details

Product Name: CZPT Mini Stationary Air Compressor

Model number: ZW-7.5

Maximum Pressure:10BAR/145PSI

Working Pressure: 7 – 10bar (100 – 145psi)

Air Delivery/capacity: 1 – 1.2m3/min

Motor Power: 7.5kw/10hp

Lubricating Water Amount: 20 L

Rotation Rate : 2940 rpm

Noise Level: 70 dBA

Type of Driving: Directly Driven

Type of Cooling: Air Cooling/Water Cooling

Dimension: 1135×800×1000 mm

Weight: 480kg

Air Outlet Discharge Size: G1″

Parameters

MODEL	MAXIMUM WORKING PRESSURE		*FREE AIR DELIVERY OF UNIT AT WORKING PRESSURE**			MOTOR		NOISE LEVEL	Lubricating Water	Rotation Rate	AIR OUTLET DISCHARGE SIZE	WEIGHT	DIMENSIONS
									Amount
	Bar	PSI	l/s	CFM	m3/min	kW	HP	dBA	L	rpm	(mm)	KG	(mm)
ZW-7.5	7	102	20	43	1.2	7.5	10	61	20	2940	G1	480	1135×800×1000
	8	116	18	39	1.1
	10	145	17	36	1
ZW-11	7	102	27	57	1.6	11	15	61	20	2940	G1	500	1135X800×1000
	8	116	25	54	1.5
	10	145	22	46	1.3
ZW-15	7	102	40	86	2.4	15	20	61	27	2940	G1	520	1400×1000×1200
	8	116	38	82	2.3
	10	145	33	78	2
ZW-18.5	7	102	52	111	3.1	18.5	25	61	27	2940	G1	520	1400×1000×1200
	8	116	47	100	2.8
	10	145	42	89	2.5
ZW-22	7	102	62	132	3.7	22	30	61	27	2940	G1	560	1400×1000×1200
	8	116	57	121	3.4
	10	145	50	107	3
ZW-30	7	102	87	186	5.2	30	40	64	40	2940	G11/2	1050	1920×1170×1320
	8	116	78	168	4.7
	10	145	72	154	4.3
ZW-37	7	102	102	218	6.1	37	50	66	40	2940	G11/2	1050	1920×1170×1320
	8	116	93	200	5.6
	10	145	83	179	5
ZW-45	7	102	125	268	7.5	45	60	66	40	2960	G2	1610	1920×1170×1320
	8	116	113	243	6.8
	10	145	100	214	6
ZW-55	7	102	167	357	10	55	75	66	100	2960	G2	1610	1930×1320×1535
	8	116	150	321	9
	10	145	130	214	7.8
ZW-75	7	102	271	357	13	75	100	70	100	2960	G2	1880	1930×1320×1535
	8	116	200	321	12
	10	145	167	279	10
ZW-90	7	102	258	464	15.5	90	125	70	180	2970	DN80	2700	2150×1600×1000
	8	116	233	429	14
	10	145	208	357	12.5
ZW-110	7	102	333	554	20	110	150	72	200	2970	DN80	3100	2150×1600×1000
	8	116	300	500	18
	10	145	267	466	16
ZW-132	7	102	417	893	25	132	180	72	240	2970	DN80	3250	2150×1600×1000
	8	116	383	821	23
	10	145	333	814	20

Advantages

√ Simple

One screw rotor and 2 gate rotors which are positioned at right angle to the axis constitute 2 compressing rooms. Therefore, the screw rotor with 6 grooves compresses as many as 12 times per rotation.

√ Quietness

Without applying thrust load to the axis direction of the rotor, the force in the circumference direction rotates quietly with good balance. As a result, the load to the bearing is lightened, minimizing the generation of noise or vibration.

√ Durability

The gate rotors are rotated following the rotation of the screw rotor along its gear. The water film formed on the screw rotor’s gear and the free floating mechanism maintains the high efficiency for a long time (in case of water lubrication).

√ High Efficiency

Since the lubrication water is jetted in the compressing process, the compression is done smoothly under almost even temperature, realizing ideal, safe and highly efficient compression with slow rotation (in case of water lubrication).

Comparison	Water Lubricated oil-free single screw air compressor	Dry oil-free double screw air compressor
Air Discharge Temp	About 50ºC	About 180-200ºC
Clearance Volume	Rotor has been used twice through 1 circulation No clearance volume left	Rotor has been used once through 1 circulation Existing clearance volume
Air Delivery	Ideal isothemal compression,air delivery volume5%-12% more	Energy lost due to hot air discharge
Efficiency	Normally:59-6.4 kw/(m3/min)	Normally:6.0-6.6 kw(m3/min)
Air Quality	100% oil-free	Oil in the gear,high risk of air quality
Air Purity	Purified by water,clean air after separation	Directly compressed then discharge,containing dust and oil stain
Structure Balance	Radial and axial loads cancel each other	Radial load is not been balanced
Noise and Vibration	Simple structure,Low vibration and less noise,Normally:60-65 dB(A)	High frequency noise due to screw grinding,Normally:64-78 dB(A)
Durability	Rotation speed 3000r/min,theoretically zeao load,long lifetime of screw(30000h),star wheel(50000h)	Rotation speed 18000r/min,high loads on crews,short lifetime of screw(8000-18000h)
Installation	Only a few spare parts,canbe installed and adjusted separately	Complex construction,needs special technical support for installation
Maintenance	Only replaced air filter and water filter,easy maintenance and low cost	Many spare parts and less maintenance cycle,high cost

Application

Technical Solutions

? Does the water corrode the air compressor system?

Water lubricated compressor is desirable to use pure drinking water standards,parts and materials is conform to the international standard grades of 304 and 316 stainless steel,will never rust.

? Does the water affect the service life of bearings?

Uses a high-tech nanotechnology,customized silicon carbide bearing and ceramic bearing,lubrication with water directly,won’t any problems

? Will the efficiency of water lubrication oil free compressor go down?

Technology is the only truly grasp the essence of a single screw manufacturing company in the world,inherited the Germany hundred processes and technologies,so the air end warranty for 2 years,the service life of up to 10 years or more,a single screw air end efficiency does not decrease more than 5% after 6 years.

? Does the water form scale?

System uses pure water which is accord with driking water standards,water has been circulating in the system;and every 200hours total,the system will automatically change the water,make sure the water dows not increase the calcium content,and actively running a tempreature not higher than 50ºC,there is no risk of fouling.

? Is the water content in water lubrication compressor air high?

After air compression,the water content has reached saturation,the water content of the compressed air only related to the tempreature,there is no relationship with other,the temperature of the compressed air generated by water lubrication unit is not higher than 50ºC,so the water lubricated compressed air moisture than other types of compressors units.

Sales Service

Professional online consultant to solve your question about compressor system.

√ Free site design consultant, and energy saving solution to help you save operation cost.

√ Negotiable technician available to service machinery overseas.

√ Online professional after-service until solve the problem.

√ 1 year warranty after commissioning or 16 months against shipping date, it depends on which 1 come firstly for the whole
machine(except maintenance consumable).

√ A sufficient number of spare parts are available, make sure the good after service.

Certificate

About Mikovs

Mikovs Compressor

Founded in 2011
Main product: air compressors, air dryers and air filters
Professional R&D team, accept customization order
Strong quality control team, quality is strictly controlled

RFQ

Q1. Are you trading company or manufacture ?

A: We are professional manufacture of screw air compressor more than 8 years.

Q2. How long is the delivery time ?

A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?

A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?

A: 1.Provide customers with installation and commissioning online instructions.

2. Well-trained engineers available to overseas service.

3.Worldwid agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?

A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?

A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?

A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance,
and consider the actual environment.

Q8. How do you control quality ?

A: 1.Raw- material in checking.

2.Assembly.

3.Worldwid after service available.arrange our engineers to help you training and installation.

Q9. Do you offer OEM service ?

A: Yes.

How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from 1 place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are 2 types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the 2 types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
air-compressor

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in 1 minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
air-compressor

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle 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 forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
air-compressor

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require 3 separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require 3 separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China Best Sales Air Compressor Oilless Air Compressors for Pharmaceutical Industry with high quality

China factory Oil Free Less Oilless Screw High Pressure Air Compressor System Unit for Pet Bottle Blowing Making Manufacturing with Good quality

Product Description

Compressor System for Pet bottle Blowing Oil Free less screw type high pressure air
about vfine and chumful

•HangZhou chumful machinery co ltd is the 1 branch of HangZhou Vfine machinery co ltd, which is a professional manufacturer of PET bottle blowing machines, that integrates the R&D, production, and sales. Since the development and design of the first generation linear automatic stretch blow molding machine, Vfine’s technical team has focused in the PET market for 20 years. We’ve successfully supplied machines to many world-famous brands.

item	Description and suggestion
Air compressor Air pressure:4.0Mpa	Produce the high pressure air
tank Air pressure:4.0Mpa	Storage of the high pressure air, also as the buffer to cool the hot air; the water and dirt would be left in tank, so that to reduce load of air treatment system.
High pressure air dryer Air pressure:4.0Mpa	The oil and water within the compress air would be cooled to liquid status, the solid dirt together with the cold liquid will be exhausted out from the automatic drain, then the clean air can be provide to the production line.
Pre-filter Air pressure:4.0Mpa solid≤3 um Oil left≤5ppm	Clean the big solid dirt in the compress air.
Post filter Air pressure:4.0Mpa solid≤1 um Oil left≤1ppm	Clean the medium size solid dirt in the compress air
Precise filter Air pressure:4.0Mpa solid≤0.01 um Oil left≤0.01ppm	Clean all the solid dirt in the compress air
Carton filter Air pressure:4.0Mpa solid≤0.01 um Oil left≤0.003ppm	Clean the smell and dirt in the compress air

Training: customers can send technician to vfine factory for 7-10 days training by buyers own charge

Delivery time: 30 days after confirmation of bottle designed and receipt of the down payment

Packing: Included the packing cost..

Guarantee: We promise that our goods are all new and not used. They’re made of suitable material, adopt new design. The quality, specification and function all meet the demand of contract. The machine is guaranteed in 12months from the date of commissioning signed or 13months from bill of loading with the normal operation conditions and seller shall be in charge of installation of machine.

Installation: Vfine would send engineer to Any installation outside of China, but buyer shall pay traveling expenses, including but not limited to, air ticket fees, 3 star-level boarding lodging fees, and all expenses for seller engineers’ trips, also buyer should be apply the visa for seller’s engineers. Buyer need also pay the salary for engineer.

After sales
After checking, within the quality guarantee time, free offer wearing parts and offer other parts at the lowest price. In quality guarantee, the technician of buyers should operate and maintain the equipment according to seller’s demand, debug some failures. If you could not solve the problems, we will CZPT you by phone; if the problems are still can not solve, we will arrange technician to your factory solving the problems. The cost of technician arrangement you could see the cost treatment method of technician.

After quality guarantee, we offer technology support and after sales service. Offer wearing parts and other spare parts at favorable price; after quality guarantee, the technician of buyers should operate and maintain the equipment according to seller’s demand, debug some failures. If you could not solve the problems, we will CZPT you by phone; if the problems are still can not solve, we will arrange technician to your factory solving the problems.

Q&A
Q: is the air compressor system include the tank
A: yes, the system include complete unit, the air compressor, air tank, air dryer and air filters.

Q: is the air compressor system oil free
A: yes it is a oil free air compressor system

HangZhou Vfine machinery Co ltd
HangZhou Chumful machinery Co ltd
website: vfine88

How to Repair and Maintain an Air Compressor

Positive displacement

oil free

double acting

fuel tank pressure switch

energy source

China factory Oil Free Less Oilless Screw High Pressure Air Compressor System Unit for Pet Bottle Blowing Making Manufacturing with Good quality

Product Description

DENAIR International Trading Team Why Choose DENAIR ? DENAIR Exhibition We carefully selected for you the classic case DENAIR High Pressure Air Compressor in Myanmar

Choose an Air Compressor for Your Business

Positive displacement

Single-stage

low noise

Product Description

Types of Air Compressors

Air Compressors

Single-stage models

Low-noise models

Oil-free models

Product Description

How to Choose the Right Air Compressor

Electric motor

Oil bath

Start/stop control

Variable speed drive

Product Description

Types of Air Compressors

Air Compressors

Single-stage models

Low-noise models

Oil-free models

Product Description

What to Look For When Buying an Air Compressor

Single-stage air compressors are quieter

Two-stage air compressors are more energy efficient

Piston-driven air compressors are quieter

Oil-lubricated air compressors are more cost-effective

Product Description

How to Repair and Maintain an Air Compressor

Positive displacement

oil free

double acting

fuel tank pressure switch

energy source

Product Description

How to Repair and Maintain an Air Compressor

Positive displacement

oil free

double acting

fuel tank pressure switch

energy source

DENAIR International Trading Team

Why Choose DENAIR ?

DENAIR Exhibition

We carefully selected for you the classic case

DENAIR High Pressure Air Compressor in Myanmar