We offers expansion rubber bellows in different types of rubber such as Natural Rubber, Silicon Rubber, PU. we process ready dies for expansion rubber bellows. size ½ inches to 60 inches diameter this bellows are used in to absorb vibration, passing liquid, ppted, chemicals, salts, corrosive alkaline chemicals, corrosive gases, acids, medical grade liquid, industrial liquids and many other application. expansion joints : flexible joints can be designed to any required size, at any place with flanges, without flanges, with cotton canvas, nylon ply in any rubber as per parameters and length upto 15mtrs. Rubber disc bellows are made from Chlorosulfonated polyethylene (CSM) with a hardness of 65 Shore A. CSM is black in colour and has an application temperature range of -20°C to +110°C. The material is reasonably resistant to oil and chemicals and has exceptional weather resistance.