Study on Strength and Microstructure of Cement-Based Materials Containing Combination Mineral Admixtures

Table 1

Physical properties of cement (wt.%).

Materials	Density (g/cm^3)	Standard water consumption (%)	Fineness		Stability	Setting time (h : min)
			80 μm sieving residue (%)	Specific surface (m^2/kg)		Primary setting	Final setting
Cement	3.1	25.6	1.4	437	Qualified	3 : 25	5 : 51