Metallic silicon, also known as crystalline silicon or industrial silicon, is mainly used as an additive to non-ferrous alloys. Metallic silicon is the product that is smelted by quartz and coke in...
DESCRIPTION
Metallic silicon, also known as crystalline silicon or industrial silicon, is mainly used as an additive to non-ferrous alloys. Metallic silicon is the product that is smelted by quartz and coke in electric furnace, the content of principal component silicon element is in 98% or so (in recent years, contain Si content 99.99% also include in metallic silicon), the rest impurity is iron, aluminium, calcium to wait.
Grade
|
Si
|
impurities%
|
||
Fe
|
Al
|
Ca
|
||
≤
|
||||
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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