1. pure and white superfine powder
2. flame retardant
3. Sb2O3 99.8
4. a structure of cube
Antimony trioxide is a kind of pure and white superfine powder. Its crystal is in a structure of cube.
We offer antimony trioxide of the following grades:
Name | Sb2O3 99.80 | Sb2O3 99.50 | ||
| Sb2O3 | 99.80 | 99.50 | |
Chemical composition% |
Impurity≤ | As2O3 | 0.05 | 0.06 |
PbO | 0.08 | 0.10 | ||
Fe2O3 | 0.005 | 0.006 | ||
CuO | 0.002 | 0.002 | ||
Se | 0.004 | 0.005 | ||
Physical performance | Whiteness≥ | 96 | 95 | |
Average grain size µm | 0.3-0.9 | 0.3-0.9 | ||
0.9-1.6 | 0.9-1.6 | |||
1.6-2.5 | 1.6-2.5 | |||
Main purpose:
Widely applied as anti-flaming agent in PVC, PP, PE, PS, ABS, PU and other plastic, with high anti-flaming efficiency, producing less effect on mechanic performance of basic materials( e.g. fire control uniforms, gloves, case of anti-flaming electronic equipment, anti-flaming carriage, anti-flaming wire and cable, etc. ). · Used as filling agent and flame retardant in rubber industry. · Used as covering agent in porcelain enamel and ceramics. · Used as non-magnetic ceramics used for making pressure sensitive ceramics and magnet head parts in electronic industry. · Used as white dye and flame retardant of paint in painting industry. · Used as catalyze for organic synthesis |
