company news about Ferro Silicon Chemical Composition

Ferro silicon is an alloy of iron and silicon, with a typical silicon content between 70% and 90%. The exact composition of ferro silicon can vary depending on the manufacturer and the intended use, but the typical chemical composition of ferro silicon is as follows:

Silicon (Si): 70%-90%
Iron (Fe): 5%-25%
Aluminum (Al): 2% max
Carbon (C): 0.2% max
Sulfur (S): 0.05% max
Phosphorus (P): 0.04% max