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| SiO2 | Fe2O3 | Size |
| ≥99.8%-99.9% | ≤0.005-0.01% | 325-3000 mesh. It can be produced as request. |
| Main use: It is used in plastic enveloping materials for GSI, epoxy resin casting materials, enveloping materials, silicon rubber and fireproof materials. | ||
Specification and Grain size Distribution
| Specification | Distribution D50um | surface area cm2/g | Grain size |
| 300 | 21.00-25.00 | 1700-2100 | Φ≤50um≥75% |
| 400 | 16.00-20.00 | 2100-2400 | Φ≤39um≥75% |
| 600 | 11.00-15.00 | 2400-3000 | Φ≤25um≥75% |
| 1000 | 8.00-10.00 | 3000-4000 | Φ≤10um≥65% |
Melting Silicon Powder