1. Composition:Si , Fe,Al, Ca ,S ,P ,C 2. Good quality and low price 3. Application: steel- making 4. Brand: Huikang(HK) Introduction: Ferro Silicon is a kind of ferroalloy which is composed of ferrum and silicon. Ferro Silicon used coke, quartz (or silica) as raw material and using electric furnace to made by. Because of silicon and oxygen are easily compound into SiO2, so the ferrosilicon often ...