Use of Industrial Silicon:
Metallurgical silicon is widely applied in motor,shipbuilding and
aviation industry,Chemical industry silicon is applied in electric,chemical,pharmacy
and national defense industry.Hipure semiconducting silicon is mainly
applied in integrate circuit.It is the support of contemporary information
technology and the key material of photoelectric solar energy conversion |
|
Designation |
Chemical Compostion
% |
Applied scope |
| Si |
Impurity MAX |
| Fe |
Al |
Ca |
| Si-A |
99.3 |
0.4 |
0.2 |
0.1 |
Silicon for chemistry |
| Si-B |
99.0 |
0.5 |
0.3 |
0.2 |
| Si-1 |
98.5 |
0.6 |
— |
0.3 |
Silicon for milting |
| Si-2 |
98.0 |
0.7 |
— |
0.5 |
| Si-3 |
97.0 |
1.0 |
— |
1.0 |
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