Double Sphere Screwed Rubber Expansion Joints

This product is made from rubber double-sphere and free-cover metallic screwed those are composed of lining gumwater,nylon cord fabric or fortified polyester cord fabric and outer gumwater. The product has many characteristics: withstand high pressure, good elasticity, big deflection, obvious effect of absorbing shock and reducing noise, and flexible for installation. It can be used in pipe systems of supplying and draining water, heating, ventilation, air-conditioning, fire-control, compressor, papermaking, medical preparation, chemical engineering, ship, blower, etc.