Butterfly valve (hard seal butterfly valve) is divided into frame- Based and non- Skeleton type. PTFE sealing butterfly valve is a butterfly valve (hard seal butterfly valve), Lies between the soft skeleton rubber seals and metal sealing butterfly valve butterfly valve. It has a good sealing performance like rubber seal butterfly valve, But also has metal sealing temperature, Pressure and so on.
It is widely used in medium temperature ≤ 150 metallurgy, Electric power, Petroleum, Water supply and drainage, Municipal engineering, Pipeline, Ship, Etc. It will be directed to open and close the flow control media agency.
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