Using mature rubber and silica gel foaming process and formula, the company can customize various sizes of foaming rubber sealing O-rings and foaming silica gel sealing O-rings for customers. Materials including natural rubber (NR), nitrile rubber (NBR), EPDM (EPDM), silicone rubber (SR), butadiene rubber (BR) and styrene butadiene rubber (SBR), chloroprene rubber (CR), butyl rubber (IIR), hydrogenated nitrile rubber (HNBR), fluoro rubber (FKM), silicone flame retardant, flame retardant rubber, conductive rubber, conductive silicone, antistatic silicone, UV resistant silicone, TPE, TPU, TPR, PER etc. At the same time the company has its own mould r&d and manufacturing, to develop mold.