Effect of W/C Ratio on Durability and Porosity in Cement Mortar with Constant Cement Amount

Table 2

Physical properties of cement and sand.

Physical properties of aggregate
Specific gravity (g/cm^3)	2.62
F.M	2.64
Physical properties of cement
Specific gravity (g/cm^3)	3.15
Blaine (cm^2/g)	3,120
Chemical composition of cement (%)
SiO2	21.5
Al2O3	5.10
Fe2O3	3.04
CaO	61.3
MgO	2.85
SO3	2.21
LOI	1.93