Pneumatic rapid close butterfly valve, commonly known as pneumatic fast cut-off valve,is composed of pneumatic actuator and butterfly valve equipped with pneumatic quick closing components. Fast cut-off time up to 0.3 seconds ~ 0.5 seconds, provides a reliable emergency cut-off performance; the end of the valve is buffered, which can effectively avoid the damage caused by inertial impact. The explosion-proof pneumatic quick-closing butterfly valve can meet the requirements of various explosion-proof grades
