 
                                Silicon metal, also known as crystalline silicon or industrial silicon, is primarily used as an additive in non - iron - based alloys. Silicon metal is a product of quartz and coke smelting in the ...
DESCRIPTION
Silicon metal, also known as crystalline silicon or industrial silicon, is primarily used as an additive in non – iron – based alloys. Silicon metal is a product of quartz and coke smelting in the electric furnace, the main component of silicon element content is about 98% (in recent years, 99.99% Si content is also included in silicon metal), the remaining impurities are iron, aluminum, calcium, etc
| Type | Chemical composition(%) | ||||
| Si(%) | Impurity content | ||||
| Fe(%) | Al(%) | Ca(%) | P(ppm) | ||
| #2202 | 99.5 | 0.2 | 0.2 | 0.0 | 40.0 | 
| #2502 | 99.5 | 0.3 | 0.3 | 0.0 | 40.0 | 
| #3303 | 99.3 | 0.3 | 0.3 | 0.0 | 50.0 | 
| #411 | 99.0 | 0.4 | 0.4 | 0.1 | – | 
| #421 | 99.3 | 0.4 | 0.4 | 0.1 | – | 
| #441 | 99.4 | 0.4 | 0.1 | 0.1 | – | 
| #553 | 98.5 | 0.5 | 0.5 | 0.3 | – | 
| Note: Normal sizes are 10-100mm, 10-50 mm. And customized sizes can be provided as well. | |||||
| Special Type | Chemical composition(%) | ||||
| Si(%) | Impurity content | ||||
| Fe(%) | Al(%) | Ca(%) | P(ppm) | ||
| 98.0 | 0.8 | 0.5 | 0.5 | – | |
| 97.0 | 1.8 | 1.0 | 0.5 | – | |
| 97.0 | 1.5 | 0.8 | 0.3 | – | |
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