Tag: knife gate valve

The HX Story – Greater Demands Calls For Action

In 2011 Stafsjö was faced with a request from a well known international OEM supplier with a strong foundation within the Pulp and Paper Industry. They wanted a technically fast and reliable valve capable of operating within a broad range of pressures, pulp concentrations and temperatures. The develop ment team at Stafsjö got down to work and the story of the 20 bar rated HX valve began. The production volume at pulp and paper mills across the globe are increased, new mills are being built ca…

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Stafsjö’s launches new FEPM seat for high temperatures and chemical services

Stafsjö have released their new rubber valve seat compound FEPM for knife gate valve series WB11, WB14 and specifically for the full stainless steel high performance WB14E. The new rubber compound is currently available for DN 80/3” – DN 300/12” except for DN 125/5”.  The new FEPM seat material is an improved Viton/FKM based rubber compound that has superior function and strong resistance to high temperature steam and aggressive chemicals, both acids and bases. Pulp and paper and c…

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