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We are API authorized manufacturer of rotary hoses , vibrato hose , choke and kill hoses and bop hoses. We have strictly raw material control system and we test each batch of the raw material of rubber, fiber reinforcement, steel wire and couplings.

  1. Rubber Property
  • Rubber Anti-aging Property
    To test the anti-aging property of the rubber, we put it in a particular machine with a temperature of +100℃ for 24 hours.
  • Plasticity
  • Adhesion Property

To test the adhesion between the rubber and steel wire, we put them together on the vulcanization machine.

  • Rubber Strength and Breaking Elongation Property
  • Rubber Hardness Property
  • Rubber Abrasion Property
  1. Steel Wire Property
  • Tensile Strength
  • Bending Property
  • Torsion Property