Semi Metallic Gaskets

PETROMET FLANGE INC MFG THIS TYPE gasket of this type is processed along with a loose fitting guide ring. This popular design is preferred to be used for nominal pipe size and pressure class raised face flanges and is used in equipment with excessive radial shear characteristics, thermal cycling, and expansions. . The gasket comprised of a core metal of any specification as required with concentric grooves on both sides that covered with graphite or expanded ptfe. The sealing core is designed and sized per asme b16.20, en-12560-6 spec and depending on the flange specification the loose fit guide ring is sized to fit properly.