1.It is used as a boron-containing additive for dolomite charcoal and magnesium dolomite charcoal refractory materials for anti-oxidation, anti-erosion, and improvement of thermal strength.
2.It is used as a deoxidizing degasser to improve conductivity and strength of high conductivity copper.
3.It is used as raw material for manufacturing high-purity metal borides (TiB2, ZrB2, HfB2, etc.) and high-purity boron alloys (Ni-B, Co-B, cub, etc.).
4.It is used as a deoxidizer in metal smelting.