Sintered Ferrite Magnets
Injection Bonded Ferrite Magnets
Ferrite Magnetic Assembly
Ferrite Magnets are cheap, but widely used in many fields such as industry etc.
Grade
|
Br
|
Hcb
|
Hcj
|
(BH)max
|
||||
mT
|
KG
|
KA/m
|
KOe
|
KA/m
|
KOe
|
KJ/m3
|
MGOe
|
|
Y20
|
320-380
|
3.2-3.8
|
135-190
|
1.70-2.58
|
140-195
|
1.76-2.45
|
18.0-22.0
|
2.3-2.8
|
Y25
|
360-400
|
3.6-4.0
|
135-170
|
1.70-2.14
|
140-200
|
1.76-2.51
|
22.5-28.0
|
2.8-3.5
|
Y28
|
370-400
|
3.7-4.0
|
175-210
|
2.20-2.64
|
180-220
|
2.26-2.77
|
26.0-30.0
|
3.3-3.8
|
Y30H-1
|
380-400
|
3.8-4.0
|
230-275
|
2.89-3.46
|
235-290
|
2.95-3.65
|
27.0-32.5
|
3.4-4.1
|
Y30H-2
|
395-415
|
3.95-4.15
|
275-300
|
3.46-3.77
|
310-335
|
3.90-4.21
|
28.5-32.0
|
3.5-4.0
|
Chinese standard
|
||||||||
Grade
|
Br
|
Hcb
|
Hcj
|
(BH)max
|
||||
mT
|
KG
|
KA/m
|
KOe
|
KA/m
|
KOe
|
KJ/m3
|
MGOe
|
|
Y10T
|
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
|
Y20
|
320-380
|
3.2-3.8
|
135-190
|
1.70-2.38
|
140-195
|
1.76-2.45
|
18.0-22.0
|
2.3-2.8
|
Y22H
|
310-360
|
3.1-3.6
|
220-250
|
2.77-3.14
|
280-320
|
3.52-4.02
|
20.0-24.0
|
2.5-3.2
|
Y23
|
320-370
|
3.2-3.7
|
170-190
|
2.14-2.38
|
190-230
|
2.39-2.89
|
20.0-25.5
|
2.5-3.2
|
Y25
|
360-400
|
3.6-4.0
|
135-170
|
1.70-2.14
|
140-200
|
1.76-2.51
|
22.5-28.0
|
2.8-3.5
|
Y26H
|
360-390
|
3.6-3.9
|
220-250
|
2.77-3.14
|
225-255
|
2.83-3.21
|
23.0-28.0
|
2.9-3.5
|
Y27H
|
370-400
|
3.7-4.0
|
205-250
|
2.58-3.14
|
210-255
|
2.64-3.21
|
25.0-29.0
|
3.1-3.7
|
Y30
|
370-400
|
3.7-4.0
|
175-210
|
2.2-2.64
|
180-220
|
2.64-2.77
|
26.0-30.0
|
3.3-3.8
|
Y30BH
|
380-390
|
3.8-3.9
|
223-235
|
2.80-2.95
|
231-245
|
2.90-3.08
|
27.0-30.0
|
3.4-3.7
|
Y30-1
|
360-400
|
3.6-4.0
|
135-170
|
1.70-2.14
|
140-200
|
1.76-2.51
|
22.5-28.0
|
2.8-3.5
|
Y10T
|
380-400
|
3.8-4.0
|
230-275
|
2.89-3.46
|
235-290
|
2.95-3.65
|
27.0-32.0
|
3.4-4.0
|
Y20-2
|
395-415
|
3.95-4.15
|
275-300
|
3.46-3.77
|
310-335
|
3.90-4.21
|
28.5-32.5
|
3.5-4.0
|
Y32
|
400-420
|
4.0-4.2
|
160-190
|
2.01-2.38
|
165-195
|
2.07-2.45
|
30.0-33.5
|
3.8-4.2
|
Y33
|
410-430
|
4.1-4.3
|
220-250
|
2.77-314
|
225-255
|
2.83-3.21
|
31.5-35.0
|
4.0-4.4
|
Y35
|
400-410
|
4.00-4.10
|
175-195
|
2.20-2.45
|
180-200
|
2.26-2.51
|
30.0-32.0
|
3.8-4.0
|
USA standard
|
||||||||
Material
|
Br
|
Hcb
|
Hcj
|
(BH)max
|
||||
mT
|
KG
|
KA/m
|
KOe
|
KA/m
|
KOe
|
KJ/m3
|
MGOe
|
|
C1
|
230
|
2.3
|
148
|
1.86
|
258
|
3.5
|
8.36
|
1.05
|
C5
|
380
|
3.8
|
191
|
2.4
|
199
|
2.5
|
27
|
3.4
|
C7
|
340
|
3.4
|
258
|
3.23
|
318
|
4
|
21.9
|
2.75
|
C8(C8A)
|
385
|
3.85
|
235
|
2.95
|
242
|
3.05
|
27.8
|
3.5
|
C9
|
380
|
3.8
|
280
|
3.516
|
320
|
4.01
|
26.4
|
3.32
|
C10
|
400
|
4
|
288
|
3.617
|
280
|
3.51
|
30.4
|
3.82
|
C11
|
430
|
4.3
|
200
|
2.512
|
204
|
2.56
|
34.4
|
4.32
|