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  • Rubber joint is also called expansion joints or rubber expansion joint. It is a pipe joint of high-flexibility, high-gas tightness, resistance to medium and climate.Rubber joint has five types: single sphere rubber joint.
  • Expansion joint is low cost vibration and deflection absorption in fluid conveyance pipes. The bellow consists of two symmetrical connecting ends; either threaded unions for small nominal bores or flanged ends for large nominal bore pipelines.
  • Compensator comprised of rubber and rubber fabric synthetic ,steel flange,sleeve ,resistance -temperature material ,mainly used on various fans,connecting of pipes .