1. Silicon slag(off grade silicon) is a by-product when making silicon metal. 2. The silicon content is from 45% to95%, and the rest are C, S, P, Al, SiO2, Fe, Ca etc. 3. The silicon slag is much c...
DESCRIPTION
1. Silicon slag(off grade silicon) is a by-product when making silicon metal. 2. The silicon content is from 45% to95%, and the rest are C, S, P, Al, SiO2, Fe, Ca etc. 3. The silicon slag is much cheaper than purity silicon metal, and has many industrial applications.
Garde
|
Composition
|
||||
Si Content(%)
|
Impurities(%)
|
||||
Fe
|
Al
|
Ca
|
P
|
||
2202
|
99.58
|
0.2
|
0.2
|
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
|
|
97#
|
97
|
1.8
|
0.5
|
0.5
|
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