... , Wear and tear resistance, Durable;· UL & SGS certification;· Rubber Material: NBR, HNBR, XNBR, EPDM, CR, NR, SBR ... Color: Regularly black, red, blue, yellow for rubber material, for silicone, any colors are available according to your panton #; · ... Please see the following features of all kinds rubber material, please choose the suitable one for your ... ~327 1050LF, 4079, 6375, 7075 NBR Rubber Parts