Table 1 Composition ratios and thermophysical properties of PV0–PV4 bricks16.
Code | Description | Mix ratio (% Clay–Pumice–Vermiculite) | ρapp (kg/m3) | ρ (kg/m3) | cp. (J/kg K) | k (W/m K) |
|---|---|---|---|---|---|---|
PV0 | Reference brick | 100-0-0 | 2634.31 | 1930.57 | 840 | 1.041 |
PV1 | Light additive | 85-10-5 | 2519.07 | 1789.64 | 854 | 0.816 |
PV2 | Moderate additive | 75-20-5 | 2358.43 | 1619.75 | 860 | 0.648 |
PV3 | High additive | 65-30-5 | 2248.43 | 1449.86 | 866 | 0.521 |
PV4 | Innovative brick | 55-40-5 | 2119.22 | 1310.86 | 872 | 0.439 |