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Current position： Home > Products > Rubber and plastic additives > lubricant > S-919 Zinc stearate (for plastic)

S-919 Zinc stearate (for plastic)

Technical indicators:

▪Exterior
▪Melting point
▪Fineness
▪Zinc content
▪Free acid
▪Moisture
▪Bulk density

White powder
118-125℃
800 mesh (98% pass)
11%±0.5%
≤0.6%
≤0.5%
250-300kg/m³

(Note: The fineness test is measured by laser or scraper fineness meter.)

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Overview

It is produced by advanced kneading production technology.

Scope of application: Zinc stearate can be used as heat stabilizer; lubricant; grease; accelerator, etc. Used in general industrial plastics and filling masterbatches.

Product technical indicators

Physicochemical properties

Molecular formula: ZN (C17H35COO) 2
Molecular weight: M=631
This product is a white micro-powder, which is easy to absorb moisture and has a greasy feeling. This product is flammable; the ratio is 1.095;
Insoluble in water, ethanol, ether; soluble in hot common solvents and acids; decomposed into zinc stearate and zinc salts in case of strong acid.

Packaging and storage

Packed in 20KG composite paper bag, stored in a dry place, and shipped to prevent rain.

Product application scheme

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