Chemical name: bis-(γ- tristhoxysilylpropyl)-tetrasulfide
CAS No.: 40372-72-3
Chemical Structure:

Specification:

Item	Powder
Appearance	Yellow transparent liquid
Flash point °C ≥	100.0
Total sulfur content %	22.7±0.8
Chlorine content % ≤	0.40
Impurity % ≤	4.0
Density g/cm3	1.080-1.090

Properties: Excellent vulcanizations agent for natural and synthetic rubber; To improve obviously the performances of vulcanized rubber in anti-reversion and fatigue resistance. May ameliorate reinforcing properties and anti-tearing properties by using Si-69 together with silica white. To improve the dynamic performance of manufactured goods and prolong the service life of articles. Having perfect effects on semi-efficiency vulcanization system; Non-toxic and non-corrosive.

Applications: It is suitable for natural and synthetic rubber, mainly used in kinds of rubber products such as tires (tires surface or foundation), rubber-roll, conveyer belt surface, agglutination of iron-brush thread, cable insulation, cable covering, rubber shoes sole and so on. Usages: Si-69 is added directly into rubber compound under mixed abstraction. The normal consumption is 2-5 portions.

Packing: In 10/25/200kgs drums.

Storage: Keep container tightly closed in a cool, well-ventilated place.