Mineral Phase and Physical Properties of Red Mud Calcined at Different Temperatures

Table 1

The main chemical constituents of red mud (%) [38].

Chemical constituent	Fe2O3	Al2O3	SiO2	CaO	Na2O	TiO2	Sc2O3	Nb2O5	TREO	Loss
Sintering process	6.66	9.18	18.1	38.09	4	6.72	0.02	0.02	0.25	16.96