Material: Made of good asbestos Fibre with acid-resistance synthetic rubber compression heating and compression molding it. Uses: Mainly used for the equipment in acid,and used as sealing material of gasket for the flange of pipeline joints. Working pressure : 4Mpa Refractoriness: 350??/span> Sizes: 4100 x 1500 x (0.5 â 6.0)mm, 2000 x 1500 x (0.5 â 6.0)mm, 1500 x 1360 x (0.5 â 6.0)mm, 3810 x 1270 x (0.5 â 6.0)mm 1270 x 1270 x (0.5 â 6.0)mm, 1500 x 1500 x (0.5 â 6.0)mm Packing: in wooden Pallet of about 1000 kgs, 2000kgs net each.