Pneumatic Knife Gate Valve
Pneumatic Knife Gate Valve
The pneumatic knife gate valve is a kind of straight stroke on-off valve with beautiful appearance, light weight and compact structure. It can be controlled manually or pneumatically. The knife gate valve has a strong shear force, so it is very suitable for papermaking, sewage treatment, mining, sugar, chemical fiber and other conditions containing particles or fibers.
Pneumatic Knife Gate Valve Types
Pneumatic knife gate valve can be divided into single action and double action according to the action form of pneumatic actuator.
- Double action principle (air on, air off): that is, the two position control of valve opening and closing;
- Single acting principle (gas open reset, gas close reset): spring reset function, when the circuit and gas circuit are cut off or fault occurs, the valve automatically opens or closes.
