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Rubber-to-Metal Bonded Seals(UHP Slit Valve & Gate Valve Doors)
Perfluoroelastomer for bonded applications offers maximum plasma resistance, minimal particulation Parofluor ULTRA FF356-75 is an ultra-clean, high performance perfluorinated elastomer material, specifically formulated for use in applications requiring rubber-to-metal bonded seals.
UHP Gate Valve Door
Ultra-High Purity (UHP) Bonded Door for Original Equipment and Aftermarket Replacement
Gate valve doors used in semiconductor manufacturing operations must be replaced frequently due to particle generation caused by mechanical wear, chemical attack and thermal cycling. 
UHP Slit Valve Doors
Ultra-High Purity (UHP) Bonded Door For Reduced Particulation, Increased Wafer Yield The UHP Slit Valve Door is an engineered sealing system designed to improve productivity and reduce downtime in critical semiconductor processing applications.