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

Table 3

Result of thermal analysis.

Number	Phases	Temperature; (°C)	Peak temperature; (°C)	Weight loss; (%)	Weight loss; (mg)
1	Loss of absorbed water	30–287	109	6.85	0.555
2	Hillebrandite partial dehydration	288–590	422, 508	2.53	0.205
3	Hillebrandite complete dehydration; (formation of -C2S)	593–781	734	19.6	1.60
4	--C2S transformation	850–985	955	—	—
Total				28.98	2.36