|
|Industrial Silicon|---
Fused by quartzite（SiO2：98.5%min）and other materials。Silver grayCrystal。Used in aeronautic，metallurgy，electro and chemical industry。
National Standard Of Silicon Metal GB 2881-91
|
Name |
Style |
Chemical Composition |
Application Range |
|
Si(Min) |
Impurity,Max≤ |
|
Fe |
Al |
Ca |
|
Class A |
Si-A |
99.3 |
0.4 |
0.2 |
0.1 |
Chemistry Silicon |
|
Class B |
Si-B |
99.0 |
0.5 |
0.3 |
0.2 |
|
First Class |
Si-1 |
98.5 |
0.6 |
- |
0.3 |
Metallurgy Silicon |
|
Second Class |
Si-2 |
98.0 |
0.7 |
- |
0.5 |
|
Third Class |
Si-3 |
97.0 |
1.0 |
- |
1.0 |
| 
