Ferro alloy
Silicon Metal 553 441 421 for Aluminium Alloy
Silicon Metal is also called industrial silicon or crystalline silicon. It is silver gray with metallic luster, when be processed into powder the coloure si dark grey. It has high melting point, go...
DESCRIPTION
Silicon Metal is also called industrial silicon or crystalline silicon. It is silver gray with metallic luster, when be processed into powder the coloure si dark grey. It has high melting point, good heat resistance and high resistivity. It is usually used in electro, metallurgy and chemical industry. It is the indispensable essential raw material in the hi-tech industry.
| Grade | Composition | |||
| Impurities(%) | ||||
| Si | Fe | AI | Ca | |
| ≥ | ≤ | |||
| 1101 | 99.79 | 0.1 | 0.1 | 0.01 |
| 1501 | 99.69 | 0.15 | 0.15 | 0.01 |
| 2202 | 99.58 | 0.2 | 0.2 | 0.02 |
| 2502 | 99.48 | 0.25 | 0.25 | 0.02 |
| 3303 | 99.37 | 0.3 | 0.3 | 0.03 |
| 411 | 99.4 | 0.4 | 0.1 | 0.1 |
| 421 | 99.3 | 0.4 | 0.2 | 0.1 |
| 441 | 99.1 | 0.4 | 0.4 | 0.1 |
| 553 | 98.7 | 0.5 | 0.5 | 0.3 |
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