PTFE lined butterfly valve adopting the PTFE butterfly board to sealed spherical surface, being equipped with silicon rubber cushion in the seat is flexible, perfect on sealing performance, and long span life, it can be used to quick-cutting or controlling the flow. The body adopts divided style, the sealing between the ends if valve shafts can be reached by fluorine-rubber in the rotary base between the butterfly board and valve seat, therefore, the impact and beautiful outlook, reasonable technology and steady performance can be realized at the same time.
Lined Butterfly Valve 
