Table 1: The mix proportion of air-entrained concrete in per cubic meter.

Cement
(MPa)
W/CCement
(kg/m3)
Sand
(kg/m3)
Coarse aggregate
(kg/m3)
Water
(kg/m3)
Air-entraining agent
(kg/m3)
Air content
(%)

C2032.50.40339.00642.001185.20133.800.855.5~6.5
C2532.50.40356.00615.201188.00141.000.895.5~6.5
C3042.50.40412.67586.831186.00164.301.035.5~6.5
C4042.50.36467.60568.201148.00166.001.175.5~6.5
C5042.50.32526.00520.001154.80168.301.305.5~6.5