Metallic Soaps of Stearic Acid
1, Zinc Stearate
StandardHG/T3667-2000, Technical index :
Item | Index | |
First grade | Qualified product | |
Appearance | white powder | |
Zn, % | 10.3 ~ 11.3 | 10.0 ~ 11.5 |
Free Fatty acid (as Stearic acid), % | 1.0 | 1.5 |
Loss on heat, % | 1.0 | 1.5 |
Melting point , °C | 1205 | 1205 |
Fineness on 0.075mm test sieve, % | 99.5 | 95.0 |
2, Lead Stearate
StandardHG2337-1992, Technical index :
Item | Index | |
First grade | Qualified product | |
Appearance | white powder | |
Pb, % | 27.51.0 | 27.51.5 |
Free acid(as Stearic acid), % | 1.0 | 1.5 |
Loss on heat, % | 1.0 | 1.7 |
Melting point , °C | 100 ~ 110 | 98 ~ 110 |
Fineness on 0.075mm test sieve, % | 98.0 | 95.0 |
3, Barium Stearate
StandardHG2338-1992, Technical index :
Item | Index | |
First grade | Qualified product | |
Appearance | white powder | |
Ba, % | 20.00.7 | 20.01.5 |
Free acid(as Stearic acid), % | 0.8 | 1.0 |
Loss on heat, % | 0.5 | 1.0 |
Melting point , °C | 205 | 200 |
Fineness on 0.075mm test sieve, % | 99.5 | 99.0 |
4, Calcium Stearate
StandardHG/T2424-1993, Technical index :
Item | Index | |
First grade | Qualified product | |
Appearance | white powder | |
Ca, % | 6.50.6 | 6.50.7 |
Free acid(as Stearic acid), % | 0.5 | |
Loss on heat, % | 3.0 | |
Melting point , °C | 140 | 125 |
Fineness on 0.075mm test sieve, % | 99.0 | |
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