75 Ferrosilicon is a common metallurgical material with a silicon content of 75%. It is a commonly used raw material for steelmaking. The raw materials for producing 75 ferrosilicon are mainly coke, steel scraps, and quartz stone, which are heated and smelted in an electric furnace.
ZhenAn Ferrosilicon 75:

| Model | Chemical Composition (%) | |||||
| Si | Mn | Al | C | P | S | |
| FeSi75A | 75.0-80.0 | ≤0.4 | ≤2.0 | ≤0.2 | ≤0.035 | ≤0.02 |
| FeSi75B | 73.0-80.0 | ≤0.4 | ≤2.0 | ≤0.2 | ≤0.04 | ≤0.02 |
| FeSi75C | 72.0-75.0 | ≤0.5 | ≤2.0 | ≤0.1 | ≤0.04 | ≤0.02 |
| FeSi70 | 72.0 | ≤2.0 | ≤0.2 | ≤0.04 | ≤0.02 | |
| FeSi65 | 65.0-72.0 | ≤0.6 | ≤2.5 | -- | ≤0.04 | ≤0.02 |


