Export rubber diaphragm declaration process
Export rubber diaphragm declaration process_ The use of molded synthetic rubber products can be divided into ordinary rubber pipes, fiberglass pipes, joints, and ventilation check valves. Rubber materials include: FKM, FVMQ, Asahi AFLAS tetrapropylene fluororubber, hydrogenated nitrile rubber (HNBR), silicone rubber (VNO) nitrile rubber (NBR), Neoprene (CR), EPDM rubber (CR), Asahi AFLASCO (VNO), Asahi AFLAS […]