Materials | Grade | Br (Residual induction) | Hcb (Coercive Force) | Hcj (Intrinsic coercive Force) | (BH)max. Max. Energy Product | Max. Operating Temp. | TC Curie Temp. |
(KGs) | (KOe) | (KOe) | (MGOe) | (°c) | (°c) | ||
SmCo5 | YX-16 | 8.1-8.5 | 7.8-8.3 | 15-23 | 14-16 | 250 | 750 |
SmCo5 | YX-18 | 8.5-9.0 | 8.3-8.8 | 15-23 | 16-18 | 250 | 750 |
SmCo5 | YX-20 | 9.0-9.4 | 8.5-9.1 | 15-23 | 19-21 | 250 | 750 |
SmCo5 | YX-22 | 9.2-9.6 | 8.9-9.4 | 15-23 | 20-22 | 250 | 750 |
SmCo5 | YX-24 | 9.6-10.0 | 9.2-9.7 | 15-23 | 22-24 | 250 | 750 |
SmCo5 | YX-16s | 7.9-8.4 | 7.7-8.2 | ≥23 | 15-17 | 250 | 750 |
SmCo5 | YX-18s | 8.4-8.9 | 8.1-8.6 | ≥23 | 17-19 | 250 | 750 |
SmCo5 | YX-20s | 8.9-9.3 | 8.6-9.1 | ≥23 | 19-21 | 250 | 750 |
SmCo5 | YX-22s | 9.2-9.6 | 8.9-9.4 | ≥23 | 21-23 | 250 | 750 |
SmCo5 | YX-24s | 9.6-10.0 | 9.3-9.8 | ≥23 | 23-25 | 250 | 750 |
(SmGd)Co5 | LTc(YX-10) | 6.2-6.6 | 6.1-6.5 | ≥23 | 9.5-11 | 300 | 750 |
compare the magnetic properties of rare earth magnets
item | Js/T | (BH)m /KJ.m-3 | HA /MA.m-1 | Tc/℃ | RE/TM | TM |
SmCo5 | 1.15 | 248 | 32 | 740 | 0.166 | Co |
Sm2Co17 | 1.56 | 480 | 8 | 890 | 0.105 | Co |
Nd2Fe14B | 1.61 | 528 | 6 | 310 | 0.117 | Fe |
SmCo5 ring magnets
Compare Sm2Co17,SmCo5's price is higher,but it is not easy brittle
The (BH) max range is from 16 to 25,maximum working-
temperature 250°C. The physical character and ductibility is
better than Sm2Co17.
SmCo5 ring magnets used in following fields:
vibration sensor
ignition device
a bomb detonated
Generator
microphone
Traveling wave tubes
backward wave tubes
cathode ray tubes
orthogonal magnetic amplifier
klystron
microwave devices
meter
magnetic recording