... ,NR,etc. 3.Sizes:according to your drawing 1. All rubber tape are made according to international standard: ISO 3601, AS 568A ... your option, including Buna-N (NBR), HNBR, VITON, Silicone, FluoroSilicone, EPDM, Teflon, Natural Rubber, BUTYL, SBR, Neoprene, HYPALON, etc. 4.Resistant temperature ...