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

Table 1

Mix proportions.

w/c	Cement (kg/m^3)	Water (kg/m^3)	Sand (kg/m^3)	Air content (%)	Flow (mm)
0.45	340	153	1800	5.2	280
0.50	340	170	1800	3.5	330
0.55	340	187	1800	1.8	335
0.60	340	204	1800	0.1	360