Ferro alloy
Silicon Metal 421 441 Powder Lump Ferro Alloy
Silicon Metal, also known as crystalline silicon or industrial silicon, is mainly used as an additive for non-ferrous alloys. It is a product made by smelting quartz and coke in an electric furnace...
DESCRIPTION
Silicon Metal, also known as crystalline silicon or industrial silicon, is mainly used as an additive for non-ferrous alloys. It is a product made by smelting quartz and coke in an electric furnace. The main element silicon content is about 98%, and the remaining impurities are iron and aluminum, Calcium, etc.
| Grade | Composition | |||
| Si | Impurities(%) | |||
| 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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