The GIQ high vacuum pneumatic butterfly valves GIQ Pneumatic High Vacuum Butterfly Valve 

 The GIQ pneumatic high vacuum butterfly valve to change the direction of the gas path through the solenoid valve control for opening and closing movement of the actuating cylinder to drive the butterfly. High vacuum pneumatic butterfly valve is used to connect or disconnect the vacuum hose in the airflow. Yongjia County Branch of the vacuum valve factory production of high vacuum pneumatic butterfly valve for the medium is pure air and non-corrosive gases. The pneumatic high vacuum butterfly valve can be equipped with signal feedback device and the electric valve positioner. 

 Main parts and materials Materials of Main Parts 

 Body, bonnet, stem: carbon steel or stainless steel of the Body, bonnet and stem: carbon steel or stainless steel 
 Sealing: nitrile rubber, fluorine rubber. Sealing element: NBR, Viton