Home Rubber Predispersed Masterbatch S

Rubber Predispersed Masterbatch S

Product Feature
Name S-75 S-80
Composition 75% Sulfur powder 25% Ethylene-propylene rubber carrier and surface active dispersing agent 80% Sulfur powder 20% Ethylene-propylene rubber carrier and surface active dispersing agent
Appearance Yellow granules Yellow granules
Density 1.45 ± 0.05g/cm3 (25℃)
Mooney viscosity(100℃) 20 ± 5

Technical Feature
As the vulcanizing agent of natural rubber and dienes synthetic rubber, the predispersed masterbatch S can quickly blend into the rubber materials and disperses evenly. Uniform dispersion can avoid partial over-vulcanization, thus improving aging performance and dynamic fatigue performance of the rubber. In soft rubber materials, the good dispersion ability seems particularly important, as common sulfur powder is hard to disperse evenly in them. In addition, with the excellent dispersion performance, the pre-dispersed S can prevent brown sulfur spots arising on the surface of the light-colored vulcanized rubber, reducing product defects.

Rubber Predispersed Masterbatch S

Processing
Powdery sulfur powder is likely to fly and adhere to the device. It is difficult to disperse evenly during mixing, thus resulting in defects of the rubber products. But the pre-dispersed S is easy to mix. It will not agglomerate under normal storage conditions. It has good flowability and there is no dust flying during mixing. The capability of blending into various rubber materials quickly and dispersing evenly ensures the optimum activity of the effective ingredient.


Application
Rubber products exposed to dynamic stress, various soft rubber materials, and light-colored rubber materials allowing no sulfur defects


Packaging
Calcium plastic box lined with polyethylene bag, 20kg/box


Storage
Stored in a cool, dry place; sealed storage for 24 months with original packaging


Related Names
Additive Master Batch Supplier | Rubber Accessories Production | Material Processing


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