| Steel | Concrete | Poly-Propylene |
Thickness (cm) | 1 | 0.6 | 0.30 |
Conductivity (W/m-K) | 50 | 1.7 | 0.12 |
Density (kg/m3) | 7850 | 2250.0 | 960.00 |
Capacity (J/kg-K) | 485 | 880.0 | 1675.00 |