proportional control valve
1. Rated pressure: 1 MPa
2. Diameter: 4mm
3. Control air pressure: 0.6-1 MPa
4. Operating temperature: -20 to +80 ℃
Description
This proportional control valve is suitable for controlling the lifting, mid-stop, and proportional lowering functions of dump trucks, and is installed in a convenient location in the driver's cab for easy operation. It features reliable structural strength, responsive handle operation, and a long service life.
Technical Specifications
| Item | Value |
|---|---|
| Rated pressure | 1 MPa |
| Diameter | 4 mm |
| Control air pressure | 0.6–1 MPa |
| Operating temperature | -20 to +80 ℃ |
| Working medium | Air |



Product Features
Proportional Control Valve This valve features a lift, stop, and proportional lowering control handle, as well as a self-locking function at the stop position. The air pressure can be adjusted at will during the descent process. The return oil volume of the proportional pneumatic control valve can be controlled to achieve a proportional reduction function.


About Us

Hebei Huachun Hydraulic Automobile Fittings Co., Ltd. is a professional manufacturer of hydraulic accessories for dump trucks, Since its establishment in 1996, it has been committed to the development and production of hydraulic accessories for dump truck, developed hydraulic valves, hydraulic oil tanks and other products.According to market demand, the designed special hydraulic valve meets the requirements of descent speed, self-unloading with canopy, self-unloading with hydraulic outriggers, mid-point self-unloading, rollover and displacement,we have also developed aluminum hydraulic oil tanks to meet the requirements for light weight.
The company has more than 60 kinds of special products and has obtained more than 40 national patents.The product is suitable for refitting heavy duty, medium duty and light duty dump truck,It has the advantages of safety, reliability, flexible operation, convenient installation and long service life.The products meet the special requirements of domestic working conditions,It has been designated as an accessory product by major domestic modification group.
In 2016, the company was recognized as a "National Intellectual Property Advantage Enterprise" by the State Intellectual Property Office,It has been rated as "High-tech Enterprise" in Hebei Province for three consecutive years. On September 18, 2016, it was rated as "China's Well-known Trademark" by the State Administration for Industry and Commerce Trademark. The company's quality management system complies with TS16949: 2016 automotive industry technical specifications. Since its certification in 2007, the quality system has been operating well.
The company always adheres to the quality policy of "quality first, customer first, pursuit of better, and striving for first-class", and abides by the quality tenet of "reliable quality, reasonable price, timely supply, and thoughtful service" to provide better products for the market. Create greater value for customers and create more wealth for society.


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