Items | Thermal conductivity (W/m・K) | Items | Thermal conductivity (W/m・K) |
Air | 0.02524 | Slot insulation | 0.21 |
Copper | 386 | Axial direction of core | 8.05 |
Permanent magnet | 9 | Radial direction of core | 38.81 |
Slot wedge | 0.2 | Circular direction of core | 38.81 |