neodymium iron boron magnet Sm2Co17
Sm2Co17
Product Details

Applications of Samarium Cobalt Magnets

Computer disc drives

Sensors

Traveling wave tubes

Linear actuators

Satellite systems

Motors where temporary stability is vital


Attributes of Samarium Cobalt Material

High resistance to demagnetization

High energy (magnetic strength is strong for its size)

Good temperature stability

Expensive material (cobalt is market price sensitive)

Typical Magnetic Performance Range for Sintered SmCo

Grade

Br

Hcb

Hcj

BHmax

Density

Tw Max

Remark

kGs

mT

kA/m

kOe

kA/m

kOe

KJ/m3

MGOe

g/cm3

SmCo16

8.3

830

640

8.0

1430

18.0

128

16.0

8.3

250

1:5

SmCo18

8.8

880

680

8.5

1430

18.0

144

18.0

8.3

250

SmCo20

9.2

920

700

8.7

1430

18.0

160

20.0

8.3

250

SmCo22

9.4

940

730

9.1

1450

18.0

176

22.0

8.3

250

SmCo24

9.8

980

750

9.4

1450

18.0

192

24.0

8.3

250

SmCo24

9.8

980

730

9.1

1450

18.0

192

24.0

8.4

300

2:17

SmCo26

10.3

1030

760

9.5

1450

18.0

208

26.0

8.4

300

SmCo28

10.5

1050

780

9.7

1450

18.5

224

28.0

8.4

300

SmCo30

11.0

1100

810

10.1

1450

18.5

240

30.0

8.4

300

SmCo26M

10.3

1030

760

9.5

1100

15.0

208

26.0

8.4

300

SmCo28M

10.5

1050

780

9.7

1100

15.0

224

28.0

8.4

300

SmCo30M

11.0

1100

810

10.1

1100

15.0

240

30.0

8.4

300

SmCo28L

10.5

1050

550

6.9

700

8.0

224

28.0

8.4

250

SmCo30L

11.0

1100

550

6.9

700

8.0

240

30.0

8.4

250

SmCo24H

10.0

1000

720

9.0

2000

25.0

192

24.0

8.4

350

SmCo26H

10.3

1030

760

9.5

2000

25.0

208

26.0

8.4

350

SmCo28H

10.5

1050

770

9.6

2000

25.0

224

28.0

8.4

350

SmCo30H

10.8

1080

810

10.1

2000

25.0

240

30.0

8.4

350

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