The main material in the car's seal is rubber. What else is there besides rubber?
Ethylene propylene rubber accounted in this issue of how many, you need customers to what the quality of the strip, three yuan a best quality EPDM rubber, EPDM rubber can reach 60%, also is more and more strict standards on the use of auto train ship railway etc. These quality requirements.
In addition, 40%, 30%, 20% of the content of the glue can also do, and the gum content of the bottom, the elasticity of the worse, the heavier the proportion, according to the different use of customers, you can recommend a different amount of gum
Sealing strip is made of rubber raw material, plus carbon black, talc, tar and other accessories debugging, vulcanization extrusion molding products
