Leatez™ Insoluble Sulfur
Insoluble Sulfur OT33

Other Name: Polymeric Sulfur, Insoluble Sulphur.

High thermal stability and good dispersibility

It is used as Rubber Vulcanizing Agent.

CAS NO.: 9035-99-8

Appearance Yellow powder
Total Sulfur Content % 67.0±1.0
Insoluble Sulfur (On total Sulfur) % ≥ 90
Thermostability  (105℃x15min) % ≥ 75
Thermostability  (120℃x15min) % ≥ 40
Oil Content% 33.0±1.0
Acidity (H2SO4) % ≤ 0.05
Heating Loss (60℃x4h) % ≤ 0.50
Ash Content % 0.15
Finess (100 mesh) %  ≥ 99.5

1. OT33 products has high thermal stability, high dispersity and the most resistant to convert or restore to ordinary sulfur in the rubber processing temperature, so it can improve the safety and dispersity when compound refining in a high temperature.

1. OT33 products are widely used in natural rubber and various synthetic rubbers.

2. It is can be used for manufacturing tires, rubber belt, rubber tube, seals and other rubber products, especially for radial tire.

1. The product is wrapped in PP woven bag lined with PE plastic bag, net weight is 25Kg/bag.

2. It cannot be mixed with alkaline and amine substance.

3. Shelf life is one year.

Download TDS of Insoluble Sulfur OT33

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Shanghai, China

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