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Characteristics of the substrate used.
| Base | Dimension (mm) |
Total Absorption (%) | Compressive Strength (MPa) | Initial Rate of Absorption-IRA (g/cm2min) |
|---|---|---|---|---|
| Ceramic brick | 90 × 190 × 190 | 14.6 | 2.8 | 0.0605 |
| Concrete block | 90 × 190 × 390 | 6.4 | 4.0 | 0.0845 |
