Sintered Ferrite: Sintered Ferrite; Injected Ferrite; Flexible Ferrite
Sintered Ferrite
Injected Ferrite
Flexible Ferrite
Produced from iron oxide and barium carbonate or strontium carbonate
Operating temperature range from -40ºC to 250ºC.
Very high corrosion resistance.
Lowest cost than other permanent magnet.
SPECIFICATION OF SINTERED FERRITE MAGNETS.
Material Grade
Remanence
Coercive force
Max. Energy product
Max. Operating temperature
Br
HcB
HcJ
(BH)max
T
kG
kA/m
kOe
kJ/m3
MGOe
℃
*Y10T
0.20~0.23
2.0~2.3
135~159
1.7~2.0
223~263
2.8~3.3
8.0~8.8
1.0~1.1
300
Y20
0.36~0.38
3.6~3.8
143~167
1.8~2.1
22.3~25.5
2.8~3.2
Y25
0.37~0.39
3.7~3.9
143~159
1.8~2.0
151~167
1.9~2.1
24.7~28.7
3.1~3.6
Y26H
207~223
2.6~2.8
223~238
2.8~3.0
25.5~28.7
3.2~3.6
Y30
0.38~0.40
3.8~4.0
159~175
2.0~2.2
167~191
2.1~2.4
27.9~31.0
3.5~3.9
Y30H
191~207
2.4~2.6
231~247
2.9~3.1
27.9~29.5
3.5~3.7
Y30H-1
230~275
2.89~3.45
235~290
2.95~3.65
27.0~32.5
3.39~4.08
Y30H-2
0.395~0.415
3.95~4.15
275~300
3.46~3.77
310~335
3.9~4.2
28.5~32.0
3.58~4.02
Y35
0.40~0.42
4.0~4.2
31.0~32.6
3.9~4.1
Y35H
0.39~0.41
238~255
3.0~3.2
247~271
3.1~3.4
28.7~31.0
3.6~3.9
Y35H-1
263~279
3.3~3.5
286~306
27.9~30.2
3.5~3.8
Y35H-2
0.34~0.36
3.4~3.6
260~290
335~350
4.2~4.4
25.0~28.5
Y44H
0.40~0.44
4.0~4.4
272~304
3.4~3.8
288~320
3.6~4.0
32~35
* = Isotropic, and others Anisotropic