| Ferro Sillicon of National Standard GB-2272-87 |
| Grade | Chemical Component % |
| Si | Al | Ca | Mn | Cr | P | S | C | Ti | Mg | Ni | Cu | V |
| Range | MAX(≤) |
| FeSi75Al 0.5-A | 75 | 0.5 | 0.4 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 | / | / | / | / | / |
| FeSi75Al 0.5-B | 72 | 0.5 | 0.4 | 0.5 | 0.5 | 0.040 | 0.02 | 0.1 | / | / | / | / | / |
| FeSi75Al 1.0-A | 75 | 1.0 | 0.6 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 | / | / | / | / | / |
| FeSi75Al 1.0-B | 72 | 1.0 | 0.6 | 0.5 | 0.5 | 0.040 | 0.02 | 0.2 | / | / | / | / | / |
| FeSi75Al 1.5-A | 75 | 1.5 | 1.0 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 | / | / | / | / | / |
| FeSi75Al 1.5-B | 72 | 1.5 | 1.0 | 0.5 | 0.5 | 0.040 | 0.02 | 0.2 | / | / | / | / | / |
| FeSi75Al 2.0 | 75 | 2.0 | 1.0 | 0.4 | 0.3 | 0.040 | 0.02 | 0.1 | / | / | / | / | / |
| FeSi75Al 2.0 | 72 | 2.0 | / | 0.5 | 0.5 | 0.040 | 0.02 | 0.2 | / | / | / | / | / |
| FeSi75Al | 72 | / | / | 0.5 | 0.5 | 0.040 | 0.02 | 0.2 | / | / | / | / | / |
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| Ferro Sillicon of Low Impurity |
| Grade | Chemical Component % |
| Si | Al | Ca | Mn | Cr | P | S | C | Ti | Mg | Ni | Cu | V |
| Range | MAX(≤) |
| Si-1 | 75 | 0.5 | 0.2 | 0.1 | 0.06 | 0.02 | 0.004 | 0.03 | 0.1 | 0.1 | 0.1 | 0.2 | 0.01 |
| Si-2 | 75 | 0.3 | 0.15 | 0.03 | 0.06 | 0.02 | 0.004 | 0.02 | 0.05 | 0.08 | 0.05 | 0.1 | 0.01 |
| Si-3 | 75 | 0.1 | 0.05 | 0.03 | 0.06 | 0.02 | 0.004 | 0.015 | 0.03 | 0.05 | 0.05 | 0.05 | 0.01 |
| Si-4 | 75 | 0.05 | 0.03 | 0.02 | 0.03 | 0.02 | 0.004 | 0.01 | 0.03 | 0.05 | 0.02 | 0.05 | 0.01 |
| Si-5 | 75 | 0.03 | 0.01 | 0.02 | 0.03 | 0.01 | 0.004 | 0.01 | 0.02 | 0.03 | 0.01 | 0.03 | 0.01 |
| Si-6 | 75 | 0.02 | 0.01 | 0.02 | 0.02 | 0.01 | 0.003 | 0.006 | 0.01 | 0.03 | 0.01 | 0.03 | 0.01 |
| Attention: Customized specifications are also available. |
| Granularity: 5-25mm, 10-30mm, 10-50mm, 10-70mm, 10-100mm |
| Package: Plastic bags, N.W.1000kg/bag. |
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