First, the pneumatic lining fluorine flange butterfly valve product overview

Pneumatic fluorine fluorine butterfly valve with a spherical sealing surface of PTFE-lined butterfly plate, pneumatic fluorine fluorine butterfly valve operation light, tight sealing performance, long service life; can be used for rapid cut off or regulate the flow of use. Pneumatic butterfly valve PTFE lining is required for reliable sealing and good regulation of the occasion. The valve body adopts the split type, and the seal at the two ends of the valve shaft is controlled by the fluorinated rubber on the rotating base surface between the valve disc and the valve seat; the valve shaft is not in contact with the fluid medium in the cavity. PTFE pneumatic butterfly valve is widely used in various types of industrial pipes in the liquid and gas (including steam) transport, the use of serious corrosive media, such as: sulfuric acid, hydrofluoric acid, phosphoric acid, chlorine, alkali, Wang Water and other media with strong corrosive.