Product introduction: 

D71F46 manual wafer-type fluorine-lined Butterfly Valve adopts PTFE-lined butterfly plate with spherical sealing surface, and the sealing performance of the valve is adjusted with silicone rubber gasket at the base of the valve seat. The valve is easy to operate, tight sealing performance and long service life; It can be used to quickly cut off or adjust the flow. Suitable for occasions requiring reliable sealing and good adjustment characteristics. The valve body adopts split type, and the sealing at both ends of the valve shaft is controlled by adding fluororubber to the rotating base surface between the butterfly plate and the valve seat; Thereby achieving compact product structure, beautiful appearance, reasonable process and reliable performance. Ensure that the valve shaft does not contact with the fluid medium in the cavity, and it is very convenient to replace the valve shaft, and the valve can be completed without detaching the pipeline.