Table 1.

Chemical compositions of the cementitious materials (%).

Chemical Composition	OPC	SF	LS	SSP
Al2O3	5.69	0.25	0.09	0.84
SiO2	21.27	94.65	0.41	12.67
CaO	60.15	0.36	54.75	48.66
MgO	2.41	0.47	2.61	2.80
Fe2O3	3.16	0.15	0.11	21.70
Na2O	0.14	0.13	-	-
K2O	0.69	0.84	-	-
SO3	3.66	0.69	-	-
L.O.I	3.95	2.29	39.9	8.59
Physical properties	-	-	-	-
Specific gravity (kg/m3)	3210	2300	2640	2810
Specific surface area (m2/kg)	380	3800	1200	600
Water demand ratio (%)	100	115	105	95