Sintered Ceramic or Ferrite Grades

Grade

Br

HcB

HcJ

(BH)max

D

Equivalent MMPA      Class

% Change Per C

Tc

Tw

 

mT

Gs

KA/m

Oe

KA/m

Oe

KJ/m3

MGOe

g/cm3

 

Near Br

*Y10T

200

2000

125

1600

210

2600

6.5

0.82

4.9

Ceramic 1

-0.2

450

250

Y20

360

3600

135

1700

140

1760

20.0

2.51

4.9

 

-0.2

450

250

Y25

380

3800

144

1800

150

1880

24.0

3.02

4.9

 

-0.2

450

250

Y30

390

3900

200

2500

188

2350

27.6

3.47

4.9

Ceramic 5

-0.2

450

250

Y33

410

4100

208

2600

212

2660

30.4

3.82

4.9

 

-0.2

450

250

Y35

415

4150

240

3000

244

3050

31.8

4.00

4.9

 

-0.2

450

250

Y26H-2

340

3400

258

3230

318

4000

21.9

2.75

4.9

Ceramic 7

-0.2

450

250

Y28H1

385

3850

235

2950

242

3050

27.8

3.49

4.9

Ceramic 8A

-0.2

450

250

Y30BH

390

3900

240

3000

256

3200

27.6

3.47

4.9

Ceramic 8

-0.2

450

250

Y33BH

400

4000

240

3000

244

3050

30.4

3.82

4.9

Ceramic 8B

-0.2

450

250

Y25H

370

3700

264

3300

312

3900

24.0

3.02

4.9

 

-0.2

450

250

Y30H2

380

3800

280

3516

320

4010

26.4

3.32

4.9

Ceramic 9

-0.2

450

250

Y33H

400

4000

288

3617

280

3510

30.4

3.82

4.9

Ceramic 10

-0.2

450

250

Y35

430

4300

200

2512

204

2560

34.4

4.32

4.9

Ceramic 11

-0.2

450

250

Y40

450

4500

330

4150

340

4270

47.6

4.70

4.9

 

-0.2

450

250

*=Isotropic Other=Anisotropic

Sintered Ferrite Magnet
Sintered Ceramic Magnets

Sintered Ceramic or Ferrite Magnets

Some typical applications include MRI - Magnetic Resonance Imaging, DC brushless motors, Magnetos, Loudspeakers, Separators,  Magnetic couplings just to name a few.

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