An alloy of iron and silicon used in the production of steel and some types of iron.
More example sentences
- In the second process, the ore is converted to magnesium oxide, which is then treated with the alloy ferrosilicon.
- One of the most common silicon-iron alloys, for example, is ferrosilicon.
- The majority of such iron is made by treatment with ferrosilicon containing 5 or 10% magnesium.