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Fe–6Si core loss in Watts/kg. measured at different frequencies and applied fields (Tesla). The dimensions of the stator ring: OD = 33.32 mm, ID = 21.77 mm and thickness = 1.02 mm. Density = 7.31 g/cm3.
| Frequency (Hz) | B (T) | Sintered | Sintered and annealed in H2 at 750 °C, 2 h | Sintered and annealed in H2 at 800 °C, 2 h |
|---|---|---|---|---|
| 60 | 0.5 | 2.77 | 1.96 | 1.87 |
| 400 | 0.5 | 67.06 | 63.49 | 62.85 |
| 1000 | 0.5 | 362 | 371 | 372 |
| 10000 | 0.1 | 293.63 | 261 | 259.5 |
| 20000 | 0.05 | 177.51 | 146.03 | 144.4 |
