... tensile Strength, Wear and tear resistance, Durable;· UL & SGS certification;· Rubber Material: NBR, HNBR, XNBR, EPDM, CR, NR, SBR, VMQ, ... ECO, IIR, ACR.· Color: Regularly black, red, blue, yellow for rubber material, for silicone, any colors are available according to your ... Mass production mold, usually in 1~2 weeks. Please see the following features of all kinds rubber material, please choose the ...