Research Article
Freeze-Thaw Durability of Air-Entrained Concrete
Table 1
The mix proportion of air-entrained concrete in per cubic meter.
| | | Cement
(MPa) | W/C | Cement
(kg/m3) | Sand
(kg/m3) | Coarse aggregate
(kg/m3) | Water
(kg/m3) | Air-entraining agent
(kg/m3) | Air content
(%) |
| | C20 | 32.5 | 0.40 | 339.00 | 642.00 | 1185.20 | 133.80 | 0.85 | 5.5~6.5 | | C25 | 32.5 | 0.40 | 356.00 | 615.20 | 1188.00 | 141.00 | 0.89 | 5.5~6.5 | | C30 | 42.5 | 0.40 | 412.67 | 586.83 | 1186.00 | 164.30 | 1.03 | 5.5~6.5 | | C40 | 42.5 | 0.36 | 467.60 | 568.20 | 1148.00 | 166.00 | 1.17 | 5.5~6.5 | | C50 | 42.5 | 0.32 | 526.00 | 520.00 | 1154.80 | 168.30 | 1.30 | 5.5~6.5 |
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