metal Material: Soft iron, Al, Ni, 304SS, 321SS, 304L SS, Monel 400, Inconel 600, Hastelloy
B2, Ti, Brass etc.

Sealing material: Graphite, PTFE, Eptfe, Non-asbestos, Silver.
Types: Basic type, outer circle type, dismantle outer cirdle type.

It can be sealeder than the general metallic flat gasket. Expecially, it is suitable for use on the flange pipe of high pressure and high temperature. And it is easy that the top cover of pressure vessel is closed in the all kinds of the valves.