Magnesium in refractory is informed of oxide, MgO is the main element of refractory for the steel & cement industry, MgO is found in Mag Spinel, Mag Carbon from EAF/ Converter, DBM, and Fused Magnesita. The core element is MgO from 78% to 95%, and the Auxiliary elements are Al₂O₃, C, and SiO₂. Our capacity is more than 40,000 tons/per year.