Research Article
Impact Properties of Recycled Aggregate Concrete with Nanosilica Modification
Table 5
Mixing proportion of different concretes.
| | Mix | R (%) | | Superplasticizer (kg/m3) | Mix water (kg/m3) | Cement (kg/m3) | Sand (kg/m3) | NA (kg/m3) | RA (kg/m3) | SRA (kg/m3) | Extra water (kg/m3) |
| | NAC | 0 | 0.46 | 1.85 | 170 | 370 | 779.69 | 1060.8 | 0 | 0 | | | RAC30 | 30 | 0.46 | 1.85 | 170 | 370 | 779.69 | 742.56 | 318.24 | 0 | 12.22 | | RAC100 | 100 | 0.46 | 1.85 | 170 | 370 | 779.69 | 0 | 1060.8 | 0 | 40.73 | | SRAC30 | 30 | 0.46 | 1.85 | 170 | 370 | 779.69 | 742.56 | 0 | 318.24 | 11.64 | | SRAC100 | 100 | 0.46 | 1.85 | 170 | 370 | 779.69 | 0 | 0 | 1060.8 | 38.08 |
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Note. NAC, RAC, and SRAC represent natural aggregate concrete, recycled aggregate concrete, and nanosilica-modified recycled aggregate concrete, respectively. represents the water/cement ratio. |
