Optimization of Self-Compacting Concrete Containing Blast-Furnace Slag Compositions

Table 3

Physical and mechanical properties of Portland cement.

Specific surface, m^2/kg	Normal consistency, %	Setting time, hours-min		Strength at 28 days, MPa
		Initial	Final	Bending	Compressive
302	26.3	1–55	3–25	6.8	51.8