Preparation and Performance of Vanadium Tailings-Reservoir Sediment-Phosphogypsum-Based Foamed Concrete

Table 1

Chemical composition of raw materials (wt.%).

Materials	SiO2	Al2O3	CaO	MgO	Fe2O3	FeO	Na2O	K2O	SO3	P2O5	LOI
VTs	64.21	6.41	6.60	0.37	3.53	0.07	0.13	3.20	5.39	0.04	9.46
RS	62.34	16.41	6.81	3.31	5.29	0.17	0.58	2.62	—	1.84	0.34
PG	14.57	0.13	33.72	0.17	0.15	0.02	—	0.21	45.75	0.94	4.01
OPC	22.50	4.86	66.30	0.83	3.43	0.21	0.24	0.31	—	0.02	0.12
Lime	5.45	3.85	78.76	3.59	1.68	0.08	0.39	1.25	0.45	0.24	3.93