China Standard Euro-Market! ! ! Dt-5ew-90 Oil Free Air Compressor supplier

Product Description

Voltage        Power               Tank
110V or 220V        1635w            128L

 Rated voltage: 220VAC 50Hz;

Current: 7.4A;Power: 1680W;Volume flow: 210L/ min;Actuating pressure: 0.77Mpa;Gas holder volume: 65L;Noise: 65.70dB;Weight: 75kg;

Package size: 88* 48* 77cm(Wooden case)


1.High quality compressor:

The compressed air oil free , greatly improved cleanness.Suitbale for dental clinic& laboratory which have strict requirement of qir quality


2. High efficiency &long lifespan:

the key moving parts engaged self lubricating function , high efficiency working motor can continuous 24-hours operation ,the lifespan is over 10 years .

3.Application of oil free dental air compressor :


it’saccomodate to dentistry,medical ,Laboratory; Pharmacy; Food Fermentation; Life Science; Biotechbology; Analytical Instrument

we have many kind air compressor from 1EW-38.TO 8EW-138

if order small quantity ,we can send it to you by express

if big order, by sea is best way 

Professional customer service staff 

HangZhou Dental Mecial Equipment Co., Ltd, Built in 2012, Speical in Producing in  Dental unit/Chair and Dental Equipemnt Export .

Now we have the CE AND ISO13485,Our Dental Unit/Chair is exported to More than 80 Countries and Area .

Our factory has scientific management system, stringent quality control and assurance, excellent team of skilled technical staff and production personnel, ensuring excellent quality for customers with OEM requirements, by which we have attained high reliability and high reputation in the market.

With strong R&D, we keep working on the improvement and innovation to advance with the evolving dentistry development.

Our dental equipments always receive warm welcome throughout the globe by high and stable quality, competitive price, and our best service and quick technical support.

If you are interested, please take a look around and select your favourite models.

We sincerely hope to cooperate with dental importer, distributor, dealer, wholesaler and retailer CHINAMFG and create a bright future

Our marketing network spread over the whole country, we have provided a large number of quality products for domestic large-scaled and middle hospitals,

Which has been favourably commented by Experts and colleagues. Taking the advanced technology as the forerunner, we deeply carry outOur marketing network spread over the whole country, we have provided a large number of quality products for domestic large-scaled and middle hospitals, which has been favourably commented by Experts and colleagues.

Taking the advanced technology as the forerunner, we deeply carry out enterprise interior basic management work and enjoy a high reputation across the country. Be awarded”Customers’

Trustworthy Enterprise” “advanced unit in quality” and so on. Take the Quality as the First, Customer as the Focus,

For the purpose of serving the public and requitig a society and strive for Excellent Realistic and innovative, The staff members of our company cordially welcome guests both at home and aboard to visit us for business or cooperation.





Q1.  Are you a manufacturer, or a trading company?

A: We are the Direct Sales Company of  manufacturer

Q2. What’s the delivery time?

A:after the payment(50% Invoice Value), in the first week, we will Produce the dental Unit for you , in the second week, we will arrange the delivery for you ). if the order is too much , we will confirm it first 

Q3. What’s your price terms?

A: Our price is EX-Work price. For CIF & FOB price, welcome to contact us directly by email, phone.

Q4.How can I order?

A: We will make quotation after you send us your purchase plan (including product name, model and quantity). If you agree with the quotation, please send us your company name, address and telephone for goods delivery. We will make proforma invoice and inform you the payment way. Goods delivery details will also be informed accordingly.

Q5. What’s the payment method?

A: T/T (Bank Transfer), Western Union, Money Gram, Paypal.

Q6.What about the warranty period and after-sale service?

A: Dental equipment, like dental unit, autoclave, air compressor, x-ray unit, has 1 year warranty period.

If you have problem in using, you can describe the problem details, we will ask technician to give your solution. Free spare parts can be provided if necessary.

Q7.Do you supply OEM service?

A: Yes, we can supply OEM service for dental unit. Air compressor, X-Ray unit, dental handpiece,endo files, gutta percha, points, ect.

Q8. How to contact us?

A1: Send your Inquiry Details in the Below, Click “Send” Now!
A2: You can talk online
A3: You can talk online by WhatsApp or Wechat.

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Applicable Departments: Orthodontic Department
Certification: ISO, CE
Type: Dental Unit
Material: Metal
Start-up Pressure: 0.5MPa
Noise: 55~62dB


air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.

2. Ventilation and Air Quality Control:

Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.

3. Material Conveyance:

In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.

4. Dust Suppression:

Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.

5. Instrumentation and Control:

Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.

6. Explosive Applications:

In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.

7. Maintenance and Repair:

Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.

It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

What is the purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China Standard Euro-Market! ! ! Dt-5ew-90 Oil Free Air Compressor   supplier China Standard Euro-Market! ! ! Dt-5ew-90 Oil Free Air Compressor   supplier
editor by CX 2024-04-16