The raw materials of ferrosilicon are coke, steel scrap, silica. Smelted in an electric furnace. In the process of steelmaking, silicon reacts with oxidation to produce SiO2, so ferrosilicon can be...
DESCRIPTION
The raw materials of ferrosilicon are coke, steel scrap, silica. Smelted in an electric furnace. In the process of steelmaking, silicon reacts with oxidation to produce SiO2, so ferrosilicon can be used as a deoxidizer. Meanwhile when SiO2 is formed, a large amount of heat is released, it is beneficial to increase the temperature of the molten steel.
Types | Chemical synthesis(%) | ||||
≥ | ≤ | ≤ | |||
Si | Al | C | S | P | |
Ferrosilicon75 | 75 | 1.5 | 0.2 | 0.02 | 0.04 |
Ferrosilicon72 | 72 | 2.0 | 0.2 | 0.02 | 0.04 |
Ferrosilicon70 | 70 | 2.0 | 0.2 | 0.02 | 0.04 |
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