... our rubbe part;· Working temperature: -100 to +300 degrees;· Hardness: 25~95 Shore A;· Working field: Water, Bath shower toilet ... Strength, Wear and tear resistance, Durable;· UL & SGS certification;· Rubber Material: NBR, HNBR, XNBR, EPDM, CR, NR, SBR, VMQ, FKM, ... IIR, ACR.· Color: Regularly black, red, blue, yellow for rubber material, for silicone, any colors are available according to your panton ...