HomePermanent magnetic material comparision
Permanent magnetic material comparision
| Material | Energy Product Maximum | Maximum Working Temperature | Machinability | Resistance to demagnetization | Relative Cost |
| NdFeB | 45 MGOe | 180 °C | Fair | High | High |
| NdFeB (Bonded) | 10 MGOe | 150 °C | Good | High | High |
| Sm-Co | 32 MGOe | 300 °C | Difficult | Very High | Very High |
| Ferrite | 4 MGOe | 300 °C | Fair | Moderate | Low |
| Rubber Magnet | 1.5 MGOe | 100 °C | Easy | Low | Low |
| Alnico | 10 MGOe | 550 °C | Difficult | Low | Moderate |