Rubber flexible connector sphere is composed of inner rubber layer, the reinforced layer has a spectrum of squeegee nylon fabric (nylon), outer layer composite rubber pipe. According to the different media used in the rubber material is also different, with natural rubber, styrene butadiene rubber, butyl rubber, nitrile rubber, ternary ethylene propylene rubber, chlorine butyl rubber, silicone rubber, fluorine rubber and so on. Respectively, with heat, acid, alkali, corrosion resistance, wear resistance, oil and other functions. http://www.rztrxs.com/