RS-5009 Reinforced Asbestos Composite  Gasket Sheet is made from asbestos beater sheet with mechanically clinched to 0.18 ~ 0.25mm thick carbon steel tanged (perforated) metal sheet -  tinplate insert. It is one of the best gasket material for motorcycle and automobile cylinder head gasket. it can coated by graphite . Product Date Sheet Density: 1.30 ~ 1.40g/cm3 Compressibility: 8~ 18% Recovery: > 40% Standard Sheet Size: 1500 x 1500 mm 1000 x 1000 mm