Zinc Stearate
Characters and Uses:They are white, fine powder, insoluble in water. When mixed with hot, strong mineral acids, they decomposed into stearic acid and corresponding zinc salts.They are widely used as lubricants, slipping agents, heat-stabilizers, mould releasing agents and accelerants in plastic, machinery engineering, rubber, paints and inks industry etc.
Terms |
Specification |
Super |
1st |
2st |
Appearance |
White micro powder |
Zn content，% |
10.3-11.3 |
10.3-11.3 |
10.0-11.5 |
Free Fatty Acid（As Stearic acid）% ≤ |
0.8 |
1.0 |
1.5 |
Moisture,% ≤ |
0.8 |
1.0 |
1.5 |
Melting Point, ℃ |
120±5 |
120±5 |
120±5 |
Fineness(thr. Screen)，% ≥ |
99.0
（0.045mm screen） |
99.5
（0.075mm screen） |
95.0
（0.075mm screen） |
Packing: In net 20kg polywoven bags
