Research Article
Experimental Study on the Effect of Expansive Agent on the Durability of Concrete in Civil Air Defense Engineering
Table 1
Concrete mix proportion (kg/m³).
| Concrete number | Cement | Fly ash | Mineral powder | Stone | Sand | Expansive agent | Water reducer | Water |
| P | 240 | 67 | 33 | 991 | 811 | 30 | 7.4 | 162 | M | 270 | 67 | 33 | 991 | 811 | 0 | 7.4 | 162 |
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