|
Magnetic
properties of Sintered Hard Ferrite |
|
Chinese standard
|
|
Grade
|
Br
|
Hcb
|
Hcj
|
(BH)max
|
|
mT
|
KGs
|
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
of Sintered Hard Ferrite Magnet
|
|
Material
|
Br
|
Hcb
|
Hcj
|
(BH)max
|
|
mT
|
KGs
|
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
|
4.00
|
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
|
4.0
|
288
|
3.617
|
280
|
3.51
|
30.4
|
3.82
|
|
C11
|
430
|
4.3
|
200
|
2.512
|
204
|
2.56
|
34.4
|
4.32
|
|
| |
|
Europe standard of Sintered
Hard Ferrite Magnet
The standard from International Electronics
Committee (IEC404-8-1)
O×100=Y10T=C1 ×300=Y30=C5 O×330=Y30 BH
|
|
Grade
|
Allowed Value
(min/typical)
|
|
Br
|
Hcb
|
BrHcj
|
(BH)max
|
|
mT
|
KGs
|
KA/m
|
KOe
|
KA/m
|
KOe
|
KJ/m3
|
MGOe
|
|
HF8/22
|
200/220
|
2.00/2.20
|
125/140
|
1.57/1.76
|
220/230
|
2.76/2.89
|
6.5/6.8
|
0.8/1.1
|
|
HF20/19
|
320/333
|
3.20/3.33
|
170/190
|
2.14/2.39
|
190/200
|
2.39/2.51
|
>20.0/21.0
|
2.5/2.7
|
|
HF20/28
|
310/325
|
3.10/3.25
|
220/230
|
2.76/2.89
|
280/290
|
3.52/3.64
|
>20.0/21.0
|
2.5/2.7
|
|
HF22/30
|
350/365
|
3.5/3.65
|
255/265
|
3.20/3.33
|
290/300
|
3.64/3.77
|
>22.0/23.5
|
2.8/3.0
|
|
HF24/16
|
350/365
|
3.5/3.65
|
155/175
|
1.95/2.20
|
160/180
|
2.01/2.26
|
>24.0/25.5
|
3.0/3.2
|
|
HF24/23
|
360/370
|
3.5/3.65
|
220/230
|
2.76/2.89
|
230/240
|
2.89/3.01
|
>24.0/25.5
|
3.0/3.2
|
|
HF24/35
|
370/380
|
3.60/3.70
|
260/270
|
3.27/3.39
|
350/360
|
4.40/4.52
|
>24.0/25.5
|
3.0/3.2
|
|
HF26/16
|
370/380
|
3.70/3.80
|
155/175
|
1.95/2.20
|
160/180
|
2.01/2.26
|
>26.0/27.0
|
3.2/3.4
|
|
HF26/18
|
370/380
|
3.70/3.80
|
175/190
|
2.20/2.39
|
180/190
|
2.26/2.39
|
26.0/27.0
|
3.3/3.4
|
|
HF26/24
|
370/380
|
3.70/3.80
|
230/240
|
2.89/3.01
|
240/250
|
3.01/3.14
|
26.0/27.0
|
3.3/3.4
|
|
HF26/26
|
370/380
|
3.70/3.80
|
230/240
|
2.89/3.01
|
260/270
|
3.27/3.39
|
26.0/27.0
|
3.3/3.4
|
|
HF26/30
|
385/395
|
3.85/3.95
|
260/270
|
|
|
|
|
|
|
|
permanent magnet,
ndfeb, ndfeb
magnet, sintered ndfeb,
neodymium iron boron,
smco, smco magnet,samarium
cobalt, ceramic magnet,
hard ferrite magnet,
ferrite magnet,alnico, cast
alnico, rubber
magnet, flexible rubber
magnet,
magnetic toy, magnetic tool, magnetic assembly,
magnet, permanent magnets,
Dailymag
Magnetics |
|
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