Effect of Water-Cement Ratio on Pore Structure and Strength of Foam Concrete

Table 1

The physical properties of cement.

Material	Blaine fineness (m^2/kg)	Initial setting time; (min)	Final setting time; (min)	Soundness	3 d compressive strength (MPa)	28 d compressive strength (MPa)
P.O42.5R	343	91	210	qualified	28.7	48.9