Research Article
Analysis of the Effect of Substitution Rate on the Mechanical Properties of Recycled Concrete Hollow Block
Table 2
Quantity of materials required for the MU7.5 block experiment.
| Number | Replacement rate (%) | Cement (kg) | Water (kg) | Natural coarse aggregate (kg) with continuous gradation of gravel 5–10 mm | Natural fine aggregate (kg) | Recycled fine aggregate (kg) |
| RCB-7.5-1 | 0 | 37.75 | 27.46 | 86.66 | 259.97 | 0.00 | RCB-7.5-2 | 30 | 37.75 | 28.55 | 86.66 | 181.98 | 77.99 | RCB-7.5-3 | 60 | 37.75 | 29.64 | 86.66 | 103.99 | 155.98 | RCB-7.5-4 | 100 | 37.75 | 30.73 | 86.66 | 0.00 | 259.97 | Total | | 151.00 | 116.38 | 346.64 | 545.94 | 493.94 |
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