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Style 635 Selected Metal And Cerafelt

Selected metal and CERAFELT® gasket

Style 635 is designed to be used in lightweight flanges. The thick compressible layer of CERAFELT® is shielded on the ID with a metallic barrier. Style 635 is commonly used in applications with very hot gases and low pressures, as in duct work. 


  • CERAFELT® is a registered trademark of Thermal Ceramics.
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