product description
Antimony trioxide uses:
As a flame retardant, it can be widely used in the flame retardant of polyethylene, polypropylene, polystyrene, polyvinyl chloride, nylon, engineering plastics (ABS), rubber, paint, paint, synthetic resin, paper and other materials. As a defoamer, it is used to melt glass to remove air bubbles and act as a catalyst in polyester fiber. Used as a covering agent and whitening agent in enamel and ceramic products. Used as passivating agent in the process of heavy oil, residual oil, catalytic cracking and catalytic reforming in petroleum.
Physical and chemical properties of antimony trioxide:
Appearance: white powder
Chemical formula: Sb2O3
Molecular weight: 291.5
Melting point: 656 ° C
Boiling point: 1425 ° C
Specific gravity: 5.2
Solubility: soluble in hydrochloric acid and tartaric acid, insoluble in water and acetic acid.
Antimony trioxide specifications:
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品级 Sb2O3 | Sb2O3 | Sb2O3 | Sb2O3 | Sb2O3 | Sb2O3 | Sb2O3 |
99.9 | 99.9 | 99.8 | 99.8 | 99.5 | 99.0 |
Chemistrycharacteristic | Sb2O3%min | 99.9 | 99.9 | 99.8 | 99.8 | 99.5 | 99 |
As2O3%max | 0.01 | 0.03 | 0.05 | 0.05 | 0.06 | 0.12 |
PbO %max | 0.01 | 0.03 | 0.05 | 0.08 | 0.1 | 0.2 |
Fe2O3%max | 0.001 | 0.002 | 0.005 | 0.005 | 0.006 | - |
CuO %max | 0.001 | 0.002 | 0.002 | 0.002 | 0.006 | - |
Se %max | 0.0005 | 0.002 | 0.004 | 0.004 | 0.005 | - |
Physical properties
| 白度(min) | 97 | 96 | 96 | 96 | 95 | 91 |
平均粒度(μm) | 0.3-0.7 0.7-1.3 | 0.3-0.7 0.7-1.3 | 0.3-0.9 0.9-1.6 | 0.3-0.9 0.9-1.6 | 0.9-1.6 1.6-2.5 |
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Antimony trioxide packaging:
20/25 kg packaging, outer kraft paper bag, inner polyethylene film bag, wrapped around film. 500/1000 kg packaging, flexible container bag, wrapped around film.
Can also be packaged according to customer requirements
