MATERIALS: Carbon, steel, red copper,1 Crl 8Ni9,304 316Filler,asbestos.earthenware, expansion graphite TYPES OF SPACER: With 20 kinds of typesMATERIALS: Carbon, steel, red copper,1 Crl 8Ni9,304 316Filler,asbestos.earthenware, expansion graphite.TEMPERATURE:-40- 800°CPRESSURE: 10MpaMAIN USAGE: For still sealing in flange joint of pipe and equipmentsSPECIFICATION: DN100- 2500mm