... cord,,etc. for NBR, VITON, SILICON,,,,ETC Viton O-RING CORD, viton RUBBER ROPE,viton rubbe sheet:The ... colors as your requiredTensile strength at break:>12MpaElongation at break:>120%.Hardness change: -5ATemperature Resistance:-20 ~ 220Chemical ResistanceConcentrated acids : ... : very goodHydraulic sealing items.backups , dowty seals, u seals,o rings, wipers, oil seals, piston seals, v packings, rod ...