Oriental Magnetics Co. Ltd. (OM) is specialized in production and supply of various magnetic materials, with our own manufacturing capability in China. We offer various magnetic materials to our customers. In the past ten years, the customers from 15 countries use our magnets due to its high quality and low price. With the hard work of all staff in OM, we supply more than 1000 standard specifications now, besides, our customers are also happy with our ability to fulfill their specific needs for magnets.

We offer customer materials from prototype to quantity production, helping them achieve the most effective use of our magnetic materials, but at a low price.

OM always aims to offer a better service and products to our customers, and we never stop improving our technology by working closely with our customers.
Hard-ferrite Soft-Ferrite NdFeB SmCo Alnico Pot Magnets Magnetic Products Microwave Ferrite Products
 

 

 Sintered NdFeB

  • Produced from mixture of rare earth Neodymium-Iron-Boron.

  • With highest energy product among the present permanent magnet.

  • Operating temperature range from –20ºC to +180ºC.

  • A coating to protect against oxidization is necessary Zinc, Nickel-Cu-Nickel, Passivated, Epoxy, Gold.

  • Available in very many shapes and sizes.

STANDARD SPECIFICATION FOR SINTERED NdFeB MAGNETS

 

No.

 

Grade

Remanence

Br

Coercive Force

bHc

Intrinsic Coercive Force

iHc

Max Energy Product

(BH)max

Working

Temp.

℃

  
 

kGs

T

kOe

kA/m

kOe

kA/m

MGOe

kJ/m3

  

Max.

Min.

Max.

Min.

Max.

Min.

Max.

Min.

  

1

N35

12.5

11.8

1.25

1.18

10.8

859

12

995

37

33

295

263

<80

  

2

N38

13.0

12.3

1.30

1.23

10.8

859

12

995

40

36

318

287

<80

  

3

N40

13.2

12.6

1.32

1.26

10.5

836

12

995

42

38

334

302

<80

  

4

N42

13.5

13.0

1.35

1.30

10.5

836

12

995

44

40

350

318

<80

  

5

N45

13.8

13.2

1.38

1.32

10.5

836

11

876

46

42

366

334

<80

  

6

N48

14.3

13.7

1.43

1.37

10.5

836

11

876

49

45

390

358

<80

  

7

N50

14.6

14.0

1.46

1.40

10.5

836

11

876

51

47

406

374

<80

  

8

N33M

12.2

11.4

1.22

1.14

10.7

852

14

1114

35

31

279

247

<100

  

9

N35M

12.5

11.8

1.25

1.18

11.0

876

14

1114

37

33

295

263

<100

  

10

N38M

13.0

12.3

1.30

1.23

11.6

915

14

1114

40

36

318

287

<100

  

11

N40M

13.2

12.6

1.32

1.26

11.8

939

14

1114

42

38

334

303

<100

  

12

N42M

13.5

13.0

1.35

1.30

12.0

955

14

1114

44

40

350

318

<100

  

13

N45M

13.8

13.2

1.38

1.32

12.2

971

14

1114

46

42

366

334

<100

  

14

N48M

14.3

13.7

1.43

1.37

12.5

994

14

1114

49

45

390

358

<100

  

15

N30H

11.7

10.9

1.17

1.09

10.2

812

17

1353

32

28

255

223

<120

  

16

N33H

12.2

11.4

1.22

1.14

10.7

851

17

1353

35

31

279

247