... delivery) 4.1t/bag Product: The ferrosilicon powder 1. Shape: lump , granule , powder , briquetting 2. Size: 0mm- ... Factory price. We are a manufactory of produce the ferrosilicon alloy. Application: Mainly as deoxidizer, inoculant ... : silicon carbide powder, silicon metal powder...... ;3. Deoxidizer in steelmaking: silicon powder, the calcium silicon powder, silicon carbide powder, ferrosilicon ball ...