Ferrite Magnet

PRODUCT STANDARD

DESCRIPTION OF PRODUCTS

Ferrites are usually non-conductive ferrimagnetic ceramic compounds derived from iron oxides such as hematite (Fe2O3) or magnetite (Fe3O4) as well as oxides of other metals.
Ferrite Magnet
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DESCRIPTION OF PRODUCTS

Chinese standard 

 

Type

Standard same with TDK

Br(mT)

HcB(kA/m)

Hcj(kA/m)

(BH)max(KJ/m3)

Y10T

200-235

125-160

210-280

6.5-9.5

Y20

320-380

135-190

140-195

18.0-22.0

Y22H

310-360

220-250

280-320

20.0-24.0

Y23

320-370

170-190

190-230

20.0-25.5

Y25

360-400

135-170

140-200

22.5-28.0

Y28H-3

FB5E

370±15

293±15

395±15

27±2

Y29H-1

FB6E

380±10

290±15

395±15

27±1.6

Y30H-1

FB3N

390±10

245±15

255±20

29.5±2.5

Y30H-2

FB5H

405±10

290±15

325±15

30.5±2

Y30H-3

FB4B

400±10

245±15

258±15

30±2.0

Y30H-4

FB6H

400±10

305±15

360±15

30±1.6

Y30H-5

400±10

300±15

400±15

30±1.6

Y32

FB4A

410±10

175±15

180±15

32±1.8

Y33

FB4X

420±10

235±15

240±15

33±1.8

Y33H

FB5B

420±10

265±15

270±15

33±2.0

Y33H-2

FB6B

420±10

300±15

320±15

33.4±1.6

Y34H-1

430±10

245±15

255±15

34±1.6

Y34H-2

430±10

260±15

280±15

34±1.6

Y34H-3

430±10

285±15

290±15

34±1.6

Y35

FB5N

440±10

230±15

235±15

35±1.6

Y36

FB6N

440±10

259±12

362±12

36.7±1.6

Y38

450±10

295±10

300±10

38.6±2

Y40

FB9B

450±10

340±15

350±10

39.8±2.1

 

USA standard  

  

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

The standard from International Electronics Committee (IEC404-8-1)

O×100=Y10T=C1   O×300=Y30=C5   O×330=Y30BH

 

 

Grade

Allowed Value (min/typical)

Br

Hcb

Hcj

(BH)max

mT

KG

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

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