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Our patented PTEF lined valve (patent no.97224621.5) adopting the PTEF butterfly board to sealed spherical surface, being matched with silicon rubber cushion in the seat is flexible, perfect on sealing performance, and long span life , it can be used for quick-cutting or hrotting the flow and also applied to the sites required reliable sealing and good throttling to the flow. The body adopts divided style, the sealing between the ends of valve shafts can be reached by fluorine-rubber on the rotary base between the butterfly board and valve seat, therefore, the impact and beautiful outlook , reasonable technology and steady performance can be realized , meanwhile. It can separate the shafts from the media in the pipes and also is easy to replace the shafts without dismounting the valve from the pipe, This product is applied to carry the liquids and gas (include the vapor) with strong corrosion, such as sulfuric acid, hydrofluoric acid,
phosphoric acid, chlorine, strong alkaline, chloroazotic acid, etc.
Type of connection: counter connection, Flange connection.
Actuator: Hand actuator, Wormgear actuator, Electric actuator , Pneumatic, Actuator