Ferro alloy
Silicon 553 Grade Metallic Silicon Pure Silicon Metal 553
Silicon Metal, 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 ...
DESCRIPTION
Silicon Metal, 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 | Chemical composition(%) | ||||
| Si | Fe | Al | Ca | P | |
| > | ≤ | ||||
| 1515 | 99.6% | 0.15 | – | 0.015 | 0.004 |
| 2202 | 99.5% | 0.2 | 0.2 | 0.02 | 0.004 |
| 2203 | 99.5% | 0.2 | 0.2 | 0.03 | 0.004 |
| 2503 | 99.5% | 0.2 | – | 0.03 | 0.004 |
| 3103 | 99.4% | 0.3 | 0.1 | 0.03 | 0.005 |
| 3303 | 99.3% | 0.3 | 0.3 | 0.03 | 0.005 |
| 411 | 99.2% | 0.4 | 0.04-0.08 | 0.1 | – |
| 421 | 99.2% | 0.4 | 0.1-0.15 | 0.1 | – |
| 441 | 99.0% | 0.4 | 0.4 | 0.1 | – |
| 553 | 98.5% | 0.5 | 0.5 | 0.3 | – |
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