Question

the basic raw material used in the manufacturing of cement

Answer 1

The chemical formula of cement is CaO.Al2O3.Fe2O3 

Raw Material Required for Manufacturing of Cement

       The two important raw materials used for the preparation of cement are: 

    1. Limestone

       The chemical formula of limestone is CaCO3 and it is used in the manufacture of cement.


    2. Clay

Clay is hydrated aluminium silicate and it is also a basic raw material used for the manufacture of cement

      

Answer 2

Manufacturing of cement
Raw material used :
1.Calcareous
2.Argilecious