Silicon Metal is a very important industrial product can be used in steel-making, cast iron, aluminum (aviation, aircraft & automobile parts production), and silicon optoelectronic device and m...
DESCRIPTION
Silicon Metal is a very important industrial product can be used in steel-making, cast iron, aluminum (aviation, aircraft & automobile parts production), and silicon optoelectronic device and many other industries. Metal silicon is made from quartz and coke in electric heating furnace smelting products. The main ingredient of silicon content is about 98%. The rest of impurities is iron, aluminum and calcium etc.
Grade
|
(Chemical Composition)≤ %
|
|||
Si≥
|
Impurity≤
|
|||
Fe
|
Al
|
Ca
|
||
Silicon Metal 2202
|
99.5
|
0.2
|
0.2
|
0.02
|
Silicon Metal 3303
|
99.3
|
0.3
|
0.3
|
0.03
|
Silicon Metal 441
|
99.0
|
0.4
|
0.4
|
0.1
|
Silicon Metal 421
|
99.0
|
0.4
|
0.2
|
0.1
|
Silicon Metal 553
|
98.5
|
0.5
|
0.5
|
0.3
|
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