What are the characteristics of pneumatic butterfly valve

Pneumatic butterfly valve small and light, easy disassembling and maintenance, and can be installed in any position. Simple and compact structure, small operation torque, & 90 deg; Swing open quickly. Flow curve tending to straight line regulation performance is good. Be used between the butterfly plate and the valve stem structure without pin, overcome the possible leak point. In addition, pneumatic butterfly valve butterfly plate adopts the cylindrical spherical shape, improves the sealing performance and prolong the service life of the valve, with pressure opening and closing more than 50000 times remain zero leakage. The seals can be replaced, and reliable sealing achieve two-way sealing. Butterfly plate can spray coating according to user requirements, such as nylon or ptfe. The valve can be designed as flange connection and connection to the clamp. Can choose manual, electric or pneumatic drive way.