Evaluation of Concrete Durability Performance with Sodium Silicate Impregnants

Table 2

Mixture proportions of concrete.

MPa	Slump (cm)	w/c (%)	S/a	W (kg/m^3)	C (kg/m^3)	S (kg/m^3)	G (kg/m^3)
21	15	55.4	45.8	166	267	810	979
34	15	48.7	43.0	185	380	731	994

S/a: ratio of sand to total aggregate; W: water; C: cement; S: Sand; G: gravel.