Ferro alloy
Factory 441 553 Silicon Metal for Steelmaking
Silicon Metal, also known as industrial silicon, is obtained by the reduction of silica (SiO2) by carbonaceous reducing agents (petroleum coke, washed coal, charcoal, etc.) in a mineral-heating fur...
DESCRIPTION
Silicon Metal, also known as industrial silicon, is obtained by the reduction of silica (SiO2) by carbonaceous reducing agents (petroleum coke, washed coal, charcoal, etc.) in a mineral-heating furnace, with a silicon content of not less than 98.7%.
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Grade
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Chemical Composition
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||||
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|
Si（min）
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Fe (max)
|
Al(max)
|
Ca(max)
|
P(max)
|
|
3303
|
99.3%
|
0.3%
|
0.3%
|
0.03%
|
0.004%
|
|
411
|
99.0%
|
0.4%
|
0.1%
|
0.1%
|
0.004%
|
|
421
|
99.0%
|
0.4%
|
0.2%
|
0.1%
|
0.004%
|
|
441
|
99.0%
|
0.4%
|
0.4%
|
0.1%
|
0.004%
|
|
551
|
98.7%
|
0.5%
|
0.5%
|
0.1%
|
0.004%
|
|
553
|
98.5%
|
0.5%
|
0.5%
|
0.3%
|
0.004%
|
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