Ferro alloy
High Purity 553 441 2202 3303 521 421 411 Factory Price Silicon Metal Powder Compatible Quality Silicon Metal Powder
Silicon metal is also called industrial or crystalline silicon.It is silver gray.Its characteristics are high melting point,good heat-resisting,high resistivity anti-oxidation. The main purpose is ...
DESCRIPTION
Silicon metal is also called industrial or crystalline silicon.It is silver gray.Its characteristics are high melting point,good heat-resisting,high resistivity anti-oxidation. The main purpose is to serve as a non-silicon metal alloy of iron-based additive.
| Grade/Plate | Si | Fe | Al | Ca |
| ≥ | ≤ | |||
| 553 | 98.5% | 0.5% | 0.5% | 0.3% |
| 441 | 99% | 0.4% | 0.4% | 0.1% |
| 421 | 99.2% | 0.4% | 0.2% | 0.1% |
| 411 | 99.3% | 0.4% | 0.1% | 0.1% |
| 3303 | 99.3% | 0.3% | 0.3% | 0.03% |
| 2202 | 99.5% | 0.2% | 0.2% | 0.02% |
| 1101 | 99.7% | 0.1% | 0.1% | 0.01% |
| 2502 | 99.4% | 0.25% | 0.25% | 0.02% |
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