1. Silicon Metal 421
2. Net weight:1000kg/bag, Gross weight:1003kg/bag
3. Particle Size: (10-100)mm
4. produce and export
1. Silicon metal 421
2. Appearance: Dark gray
3. Physical Property: High melting point and resistivity, good heat resistance and good anti-oxidation effect.
4. Particle Size: (10-100)mm.
5. Packing: Polyethylene plastic bag, MT bag packing.
6. Net weight:1000kg/bag, Gross weight:1003kg/bag.
| Chemical Composition | ||||
Si Content% | Impurities% | ||||
Fe | Al | Ca | P | ||
Level 1515 | >99.6% | ≤0.15 | - | ≤0.015 | ≤0.004% |
Level 2202 | >99.5% | ≤0.2 | ≤0.2 | ≤0.02 | ≤0.004% |
Level 2203 | >99.5% | ≤0.2 | ≤0.2 | ≤0.03 | ≤0.004% |
Level 2503 | >99.5% | ≤0.2 | - | ≤0.03 | ≤0.004% |
Level 3103 | >99.4% | ≤0.3 | ≤0.1 | ≤0.03 | ≤0.005% |
Level 3303 | >99.3% | ≤0.3 | ≤0.3 | ≤0.03 | ≤0.005% |
Level 411 | >99.2% | ≤0.4 | 0.04-0.08 | ≤0.1 | - |
Level 421 | >99.2% | ≤0.4 | 0.1-0.15 | ≤0.1 | - |
Level 441 | >99.0% | ≤0.4 | ≤0.4 | ≤0.1 | - |
Level 553 | >98.5% | ≤0.5 | ≤0.5 | ≤0.3 | - |
