Ferro alloy
Steel Making Use Silicon Alloys 97 Silicon Metal
Silicon Metal, also named 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. T...
DESCRIPTION
Silicon Metal, also named 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, aluminum, Calcium, etc. Silicon metal is hard and brittle. It is insoluble in acid at room temperature and easily soluble in alkali.
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Grade
|
Composition
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||||
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Si Content
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lmpurities( %)
|
||||
|
Fe
|
Al
|
Ca
|
P
|
||
|
1501
|
99.69
|
0.15
|
0.15
|
0.01
|
≤0.004%
|
|
1502
|
99.68
|
0.15
|
0.15
|
0.02
|
≤0.004%
|
|
1101
|
99.79
|
0.1
|
0.1
|
0.01
|
≤0.004%
|
|
2202
|
99.58
|
0.2
|
0.2
|
0.02
|
≤0.004%
|
|
2502
|
99.48
|
0.25
|
0.25
|
0.02
|
≤0.004%
|
|
3303
|
99.37
|
0.3
|
0.3
|
0.03
|
≤0.005%
|
|
411
|
99.4
|
0.4
|
0.1
|
0.1
|
≤0.005%
|
|
421
|
99.3
|
0.4
|
0.2
|
0.1
|
|
|
441
|
99.1
|
0.4
|
0.4
|
0.1
|
|
|
551
|
98.9
|
0.5
|
0.5
|
0.1
|
|
|
553
|
98.7
|
0.5
|
0.5
|
0.3
|
|
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