hard ferrite magnet multipole ring for motors
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| Material | Br | Hcb | Hcj | BH(max) |
| Gs | Oe | Oe | MGOe | |
| FB5 | 3950 | 3000 | 3200 | 3.7 |
| FB6 | 4100 | 3400 | 3500 | 4.0 |
| Magnetic parameters acc. to manufacturer | units | min. | typical | max. | ||
| Temperature-coefficient of Br | %/K | -0.2 | ||||
| Temperature-coefficient of HcJ | %/K | 0.15 | ||||
| Magnetization field strength Hmag (at 100% saturation) | kA/m | 1700 | 2100 | |||
| Curie-temperature | °C | 460 | ||||
| Magnetic flux at 23°C (rotor with shaft) | µVs | 45,5 | 50 | |||
| Density | g/cm³ | 4.9 | ||||
| Water pressure compression test in the inner hole | required force until magnet cracks > 10 MPa | |||||
| Storage temperature | °C | -40 | 90 | |||
| Operating temperature range | °C | -40 | 120 | |||
| Chemical composition | lead free | |||||
| Declaration of conformity | RoHS-conform | |||||
| Surface treatment / protection | parts without oil and grease, | |||||
| Delivery status | unmagnetized | |||||
packing
inner packing for ferrite arc magnet
outside packing for ferrite arc magnet
payment
T/T, WEST UNION, PAYPAL
