Low Temperature Synthesis of Belite Cement Based on Silica Fume and Lime

Table 2

The chemical composition of limestone and silica fume inferred by XRF.

Material	SiO2	Al2O3	Fe2O3	CaO	MgO	SO3	Na2O	K2O	L.O.I	Total
Limestone	0.26	0.16	0.00	54.59	0.29	0.05	0.11	0.03	43.72	99.21
Silica fume	92.90	1.10	0.82	0.42	0.52	0.00	0.64	1.12	1.56	99.08