FERRIT MAGNETER

Info for Ferrit Magnets

 

BM1

BM3

BM5

BM7

BM8

Remance

Br

210-220

350-370

390-400

350-370

380-390

mTesla

Coercivity

HcB

130-135

155-175

145-160

210-245

240-255 

kA/m

Pol. Coercivity

HcJ

210-220

160-180

150-165

220-255

245-265

kA/m

Max. BH product

(BH)max

7.2-7.6

24-25.5

28-29.5

24.5-25.5

26-27.8

kj/m3

Curie point

-

450

450

450

450

450

°C

Max. operating temp.

-

250

250

250

250

250

°C

Temp. coeff. of Br
(-40 - +20°C)

-

-0.2

-0.2

-0.2

-0.2

-0.2

%/C

Temp. coeff of HcJ
(-40 - +200°C)

-

0.4

0.4

0.4

0.4

0.4

%/C

Density

-

4.9

4.8

4.9

4.65

4.8

g/cm3

Barium/Strontium

B

B

B

S

S

Isotropic/Anisotropic

I

A

A

A

A

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