... P,S4. To precipitate and diffuse deoxidation in steel making.5. Factory price. We are a manufactory ... , electrode coating and for beneficiation.1. Ferrosilicon is often used as deoxidizer in steel- making.2. Ferrosilicon also can ... materials", "steelmaking deoxidizer," "cast materials"1. Ferrosilicon products: FeSi alloy, silicon metal, ferromanganese, silicon barium, calcium silicon, silicon ...