Specifications: 1) Non-asbestos/asbestos mill-board 2) Flexible graphite or ceramic 3) Covered with thin metal jacket: stainless steel, carbon steel, copper 4) Operational temperature: -40 - 800oC 5) Operational pressure: 10Mpa 6) Applications: The static sealing element of pipe flanges with all existing media, flanged vessel joints 7) DN10 - 3000mm