... Strength, Wear and tear resistance, Durable;· UL & SGS certification;· Rubber Material: NBR, HNBR, XNBR, EPDM, CR, NR, SBR, ... ACR.· Color: Regularly black, red, blue, yellow for rubber material, for silicone, any colors are available according to ... Please see the following features of all kinds rubber material, please choose the suitable one for your ... 25~327 1050LF, 4079, 6375, 7075 NBR Rubber Parts