Three composite rubber sealing strip is mainly composed of  EPDM rubber foaming and dense composite. Internal metal fixture material: Steel wire or steel sheet. It is mainly used in door, door leaf, door frame, side window, front and rear windshield, engine cover and trunk lid, play a role of waterproof, dustproof, sound insulation, temperature insulation, shock absorption and decoration.

Uniform vulcanization, fast curing speed, high efficiency; improve the quality of products, reduce production costs, optimize the working environment, environmental protection, energy conservation, etc.

Rubber three-compound extruder production line is mainly produced: steel core rubber seal strip steel strip steel strip steel strip steel strip steel belt compound seal strip, foaming + solid + steel belt rubber seal strip.