Expansion rubber joints are assembled on the piping,which can reduce the vibration,reduce noise,protect pipe system from start-up forces as well as system surges,compensate movementsand misalignments from the piping line.Reinforcement of the bellows is impregnated with nylon cords and hardened with steel wire rings at both ends.

  • Applications include,
  • but are not limited to:
  • Commercial HVAC systems
  • Industrial piping systems
  • Power plants
  • Marine systems
  • Sewage treatment plants
  • Waste water systems
  • Advantages:
  • Vibration isolation
  • Multiple elastomers available
  • Small face-to-face dimensions
  • Single or multi-sphere configurations
  • Reduces pipeline harmonics


We always insist on mutual benefits.

believe us we will help you to gain more market shares and more profit.

Living on the quality and development relying on the good market reputation.
Our service slogan is to gain buyers by making first-class products, first-class quality, first-class service, first-class management.



The service slogan of our company is to obtain the buyers by making first-class products,first- class quality, first-class service, first-class management with the spirit of innovation,and we will continueously satisfy the requirements of our buyers through researching new production technology, new materials,new products and new technics.We cooperate with our business partners based on mutual benefits.We warmly welcome honored clients to visit us and negotiate the business.



  • “Attestation de conformité sanitaire”(ACS) France approval has been gained in Sep.29,2021

    Here comes our ACS certificate, which is for France drinking water rubber joints. And we made this test from Aug.20,2020. And we got the certificate on Sep,29,2021.

  • Oct.13-14 French buyer visiting memo

    We are very pleased their company purchasing people came to our factory on Oct.13-14, and they had a nice approval of our company. This is their second visiting. Our company is the factory of rubber joints, we have double sphere and single sphere rubber joints. And the materials of rubber are NB...

  • Rubber Properties and Color Control

    Rubber includes two group: natural rubber and synthetic rubber.Natural rubber is made of glue from rubber trees and rubber grass, and synthetic rubber is obtained by various monomers.Rubber products are widely used in all aspects of industry or life. The original rubber trees grew in South Americ...

  • We developed a new technology of rubber joint – rubber joint without vent holes

    The vent problem in the production process of rubber joint has always been the key point of vulcanization process. At the same time, the vent holes in the finished products seriously affect the appearance of the products, and the staff have to trim the vents manually in ...

  • “Attestation de conformité sanitaire”(ACS) France approval has been started in Aug,2020.

    The “Attestation de conformité sanitaire” (ACS) is  French drinking water certification which demonstrates the suitability of products that will come into contact with water intended for human consumption. In Aug,2020, based on the requirement of buyer, we have arranged ...