Product name: insoluble sulfur
Cas no.: polymeric sulfur: 9035-99-8

Hs insoluble sulphur had been widely used in natural rubber and a variety of synthetic rubber. They are made with tire and rubber products such as: rubber belt, rubber pipe and sealants etc. They are specially used in radial truck tire making.

Product standard:

(enterprise standard) q/320206gad03-2008


Rubber vulcanizing agent

Insoluble sulfur can improve the resistance to both fatigue and ageing of all kinds of rubber products. It is used as the best vulcanizing agent for rubber. And it is widely used in the manufacture of the rubber chemistry such as tire, rubber pipe, shoes, cable and wire, insulating materials, latex, and all kinds of automobile rubber parts, especially for radial tires.

Technical specification

Appearance: yellow powder (non-flying)
Sulphur content (%): 66.0-68.0
Insoluble sulphur content (% min. ): 90.00
High temp. Stability (% min. ) (105 degree*15min): 80
Oil content (%): 19.0-21.0
Acid content (as h2so4), % max.: 0.05
Heating loss (60 degree *2h), % max.: 0.40
Ash, % max.: 0.05

25