3 Inch Rubber Coupling - China Manufacturers, Suppliers, Factory

3 Inch Rubber Coupling, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

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 app...
"Attestation de conformité sanitaire”(ACS) France approval has been started in Aug,2020.
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 product...
This June, our EPDM rubber joints have passed the tests of Singapore SETSCO.

Test Method: SS 375- Suitability of of non-metallic products for use in contact with water intended for human consumption with regard to their effect on the quality of the water. 1) Part 1: ...
On June 14th of 2019, we have got the Wras certificates.

The potable water is very important to people’s health. Water pollution is the main factor hamful for people’s body. Improving the quality of potable water is essential and top important. Usually, ...
On July.2,2019, we got CE certificate.

On July.2,2019, we got CE certificate. The relevant goods are flexible expansion vulcanized rubber joint, material EPDM under specification EN681-1 1996. Report No.: HST-JNLR2119062045 Detailed con...

A-3 ~Wide Arch Rubber Expansion Joint