Ferrite magnets are made through powder metallurgy by mixing barium or strontium with fe2o3,it shows hard strong magnetism stable temperature uneasy demagnetization and well anti-causticity it is widely used in stationeries motors speakers and metal detectors, etc.
|
Material |
Br |
HcB |
HcJ |
(BH) max | ||||
|
mT |
KG |
KA/m |
KOe |
KA/m |
KOe |
Kj/m3 |
MGOe | |
|
Y10 |
200~235 |
2.0~2.35 |
125~160 |
1.57~2.01 |
210~280 |
2.64~3.52 |
6.5~9.5 |
0.8~1.2 |
|
Y25 |
360-400 |
3.6-4.0 |
135~170 |
1.70~2.14 |
140~200 |
1.76~2.510 |
22.5-28.0 |
2.8~3.5 |
|
Y30 |
370-400 |
3.7-4.0 |
175-210 |
2.2-2.64 |
180-220 |
2.26-2.77 |
26.0~30.0 |
3.3-3.8 |