Rubber Gasket Material:Viton, Silicon, Hypalon, EPDM, TPR, NBR, Neoprene, SBR & Natural Viton Rubber Gasket Rubber gaskets are cut from rubber sheets or mould pressing. Each rubber gasket can be reinforced with fabric cloth. (Thickness>/=1.5mm) Length : Any length Thickness : 1.0mm to 50 mm Color : Black,Green,Red Hardness: 45-85 Shore A Tensile Strength: 3-20Mpa Elongation: 180%-400%