... %-75%),Fe,Ai,Ca 2.Size: according to your needs 3.Supply: 3000t/month (timely delivery) 4.1t/bag Product: The ... 1. Shape: lump , granule , powder , briquetting 2. Size: 0mm-3mm 3. Chemical composion: Si(30%-75%),Fe,Ai,Ca,Mn,Cr ... , bearing steel, heat-resistant steels and electrician silicon-steel.3. Ferrosilicon commonly used as a reductant in ferroalloy production and chemical industry ...