I.Product introduction
FQG series straight stroke actuators are actuators powered by compressed air, which can open gate valves, globe valves, slurry valves and other straight stroke opening valves. The actuator is divided into two kinds of action: double action actuator, namely open and close by air pressure drive; The single-acting actuator is actuated by air source pressure, and the other action is actuated by spring force. The control mode of actuator can be selected according to the requirements of working conditions. Actuators are usually integrated structures, actuators and regulating mechanism as a whole.
II. Structural characteristics
1. The cylinder of the actuator is made of high-quality aluminum alloy baffle tube. (the diameter of the actuator is larger than 300 and the tube is made of grated steel tube), which is hard anodized, durable andhas high output efficiency.
2, the piston rod surface adopts pre-roll hard eningtreatment, after hard chrome plating, fine grinding treatment, has good wear resistance, rust and other characteristics.
3, the seal ring with special rubber products, can work without oil lubrication, low starting pressure, long life.
4, the front end cover of the actuator is equipped with oil-bearing, low friction coefficient. The whole adopts electric meltinganti-corrosion technology treatment, beautiful and durable.
5,according to the requirements of the working condition of the stroke endbuffer, actuator stroke mechanical adjustable function; The handwheel mechanism can be selected to realize emergency operation on the spot.

III.Technical parameters

1. Working medium: filtered clean compressed air
2. Maximum working pressure: 1.0mpa
3. Ambient working temperature: usually -5~80℃, especially-25~200℃
4. Service speed: 50~500mm/s
5. Service life: ≥1000km
6. Output thrust: up to 500000N
IV. Quality assurance
1. IS09001-2008 Quality system certification, so the executive body strictly follows the IS09001 quality system production.
2. When the actuator leaves the factory, it will be 100% inspected, and a test report will beat tached.
3. Solenoid valve,filter and decompression, positioner and other actuator control accessories adopt international quality brands.

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