1. Ferrosilicon is often used as deoxidizer in steel- making.
2. Ferrosilicon also can be used as alloy elements join agent, which is widely used in low alloy steel, non-ferrous metal, bearing steel, heat-resistant steels and electrician silicon-steel.
3. Ferrosilicon commonly used as a reductant in ferroalloy production and chemical industry.
4. In iron industry it often used as inoculant and nodulizer and deoxidize.