Ferro alloy
Silicon Metal 553 421 Lump Ferro Alloys Metal Silicon
It is dark gray with metallic luster and features high melting point, good heat resistance, high resistivity as well as high oxidation resistance. In the metallurgical casting production line, indu...
DESCRIPTION
It is dark gray with metallic luster and features high melting point, good heat resistance, high resistivity as well as high oxidation resistance. In the metallurgical casting production line, industrial silicon metal powder is regarded as the iron base alloy additive and the alloy agent of silicon steel, so as to improve the hardenability of steel.
| Grade | Chemical composition% | |||
|
Si
|
Impurities% | |||
| Fe | Al | 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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