Ferro alloy
98% High Purity Silicon Metal 553 Metallurgical Material
Metal silicon is made from quartz and coke in electric heating furnace smelting products. The main ingredient of silicon content is about 98%. The rest of impurities is iron, aluminum and calcium e...
DESCRIPTION
Metal silicon is made from quartz and coke in electric heating furnace smelting products. The main ingredient of silicon content is about 98%. The rest of impurities is iron, aluminum and calcium etc.
| 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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