... .BR, FSIL,etc Age resistance Elastic cushion of Type U 1.Used with Elastic cushion of Type X2.Material:NR, SBR, CR, ... are available.11.Logo: as client's request.12.Mode of production: compression or injection or extrusion.13.Testing instruments: vulcanization ... its advantage, according to your requirement and the work environment of the rubber parts, choosing the best material. Age resistance Elastic ...