Corrugated Metal Gasket JD-50 Made of corrugated thin metal gasket(normal stainless steel) both sides coated expanded graphite, EPTFE or mica. etc.It seals at low seating stress which makes it ideal for a wide variety of flange types and provides excellent sealability and reliability in difficult heat exchanger applications. Service Rang   Metal Material   Material of Layer   Material(℃)   Temperature(Bar)   PressureCarbon steel   SS304   SS316L   SS321   SS347   SS317   Flexible Graphite-200 600150   EPTFE-268 315100   Mica+oxidantinhibitor FG-200 800100