Insoluble sulfur OT33,  Insoluble sulfur IS6033, 

Technical Specification:

Appearance	Non-dusting yellow powder.
Total Sulfur Content %	67.0±1.0
Insoluble Sulfur (on total Sulfur) % ≥	90
Thermal stability  (105℃X15min) % ≥	80
Thermal stability  (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

Application:
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.

Packaging and storage:
1. It is wrapped in PP woven bag lined with PE plastic bag, net weight is 25Kg/bag.
2.Shelf life is one year.