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Ferrite BaSi
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| The elements of Ferrite magnet are ferric oxide/barium, strontium. Ferrite has higher coercive force and higher resistance to be demagnetized and oxidized than other non-rare earth permanent magnets. The biggest advantage of such magnet is their low cost. It is widely used from motors and loudspeaders to toys and craft etc ... |
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SJ/T10410-93 Ferrite Magnetism of Product
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Grade
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Br
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Hcb
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Hcj
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(BH)max
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mT
|
KG
|
KA/m
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KOe
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KA/m
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KOe
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KJ/m3
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MGOe
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Y20
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320-380
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3.2-3.8
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135-190
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1.70-2.58
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140-195
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1.76-2.45
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18.0-22.0
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2.3-2.8
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Y25
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360-400
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3.6-4.0
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135-170
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1.70-2.14
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140-200
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1.76-2.51
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22.5-28.0
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2.8-3.5
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Y28
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370-400
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3.7-4.0
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175-210
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2.20-2.64
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180-220
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2.26-2.77
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26.0-30.0
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3.3-3.8
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Y30H-1
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380-400
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3.8-4.0
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230-275
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2.89-3.46
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235-290
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2.95-3.65
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27.0-32.5
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3.4-4.1
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Y30H-2
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395-415
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3.95-4.15
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275-300
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3.46-3.77
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310-335
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3.90-4.21
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28.5-32.0
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3.5-4.0
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Grade
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Br
|
Hcb
|
Hcj
|
(BH)max
|
|
mT
|
KG
|
KA/m
|
KOe
|
KA/m
|
KOe
|
KJ/m3
|
MGOe
|
|
Y10T
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200-235
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2.0-2.35
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125-160
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1.57-2.01
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210-280
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2.64-3.52
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6.5-9.5
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0.8-1.2
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Y20
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320-380
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3.2-3.8
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135-190
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1.70-2.38
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140-195
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1.76-2.45
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18.0-22.0
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2.3-2.8
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Y22H
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310-360
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3.1-3.6
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220-250
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2.77-3.14
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280-320
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3.52-4.02
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20.0-24.0
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2.5-3.2
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Y23
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320-370
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3.2-3.7
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170-190
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2.14-2.38
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190-230
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2.39-2.89
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20.0-25.5
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2.5-3.2
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Y25
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360-400
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3.6-4.0
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135-170
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1.70-2.14
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140-200
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1.76-2.51
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22.5-28.0
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2.8-3.5
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Y26H
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360-390
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3.6-3.9
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220-250
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2.77-3.14
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225-255
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2.83-3.21
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23.0-28.0
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2.9-3.5
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Y27H
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370-400
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3.7-4.0
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205-250
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2.58-3.14
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210-255
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2.64-3.21
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25.0-29.0
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3.1-3.7
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Y30
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370-400
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3.7-4.0
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175-210
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2.2-2.64
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180-220
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2.64-2.77
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26.0-30.0
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3.3-3.8
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Y30BH
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380-390
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3.8-3.9
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223-235
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2.80-2.95
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231-245
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2.90-3.08
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27.0-30.0
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3.4-3.7
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Y30-1
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360-400
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3.6-4.0
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135-170
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1.70-2.14
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140-200
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1.76-2.51
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22.5-28.0
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2.8-3.5
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Y10T
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380-400
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3.8-4.0
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230-275
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2.89-3.46
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235-290
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2.95-3.65
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27.0-32.0
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3.4-4.0
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Y20-2
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395-415
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3.95-4.15
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275-300
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3.46-3.77
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