Ferro alloy
Metallic Silicon 3303 Silicon Metal 441 Lump For Steelmaking
Silicon metal is smelted by silica and carbonaceous reducing agent in the ore furnace. The main component of silicon element is about 98%, and the remaining impurities are iron, aluminum, calcium, ...
DESCRIPTION
Silicon metal is smelted by silica and carbonaceous reducing agent in the ore furnace. The main component of silicon element is about 98%, and the remaining impurities are iron, aluminum, calcium, etc. According to the content of iron, aluminum and calcium, silicon metal can be divided into a variety of specifications, common grades include 553, 441, 411, 2202, 3303 and 3305.
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Grade
|
Chemical composition%
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|||
|
Si
|
Impurities%
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|||
|
Fe
|
Al
|
Ca
|
||
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≤
|
||||
|
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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