sealing material Standard:GB/T3985-2008 Density:1.6 ... Asbestos Fiber Jointing Sheet,CAF Asbestos Jointing Sheet, Asbestos Gasket Sheet, asbestos joints,Paronite. Asbestos Rubber Sheets Physical ... 2 MPa,Keep for 30 min without puncture Material:Made of asbestos Fibre, rubber and heat-resisting ... the equipment in water,steam,etc.and used as sealing material in the joints of pipeline.Specification:Thickness:0. ...