In the basic Bessemer process for the manufacture of steel, the lining of the converter is made of $

Question

In the basic Bessemer process for the manufacture of steel, the lining of the converter is made of $\_\_\_\_$. The slag formed consists of $\_\_\_\_$.

Professor PC Thomas Classes · Answer

For basic impurities like phosphorus, a basic lining of magnesia (MgO) and lime (CaO) is used. Phosphorus is oxidized to $P_2O_5$, which reacts with lime to form basic slag, Calcium phosphate ($Ca_3(PO_4)_2$).