Ferrosilicon - an overview ScienceDirect Topics
Ian Sims Bev Brown in Lea s Chemistry of Cement and Concrete (Fourth Edition) Microsilica (silica fume) Silicon ferrosilicon and other silicon alloys are produced by reducing quartz with coal and iron or other ores at very high temperatures (°C) in electric arc furnaces Some silicon gas (or fume ) is produced in the process and …