| Materials | Density (kg/m3) | Specific heat (J/kg・K) | Thermal conductivity (W/m・K) | |
| Aluminum | 2719 | 871 | 155 | |
| Steal steel | 7930 | 500 | 16 | |
| Real battery [9] | 2510 | 1028 | 1.63(⊥) | 36.96(∥) |