Influence of Steel Slag-Superfine Blast Furnace Slag Composite Mineral Admixture on the Properties of Mortar and Concrete

Table 3

Mix proportion (w/s is 0.5) of mortar containing composite mineral admixture for compressive strength test (kg).

Group	Cement	SS	SBFS	Sand	Water
C1	450	0	0	1350	225
S1-20%	360	81	9
S2-20%		76.5	13.5
S3-20%		72	18
S4-20%		67.5	22.5
S1-30%	315	121.5	13.5
S2-30%		114.7	20.3
S3-30%		108	27
S4-30%		101.2	33.8