Grades

N33, N35, N38, N40, N42, N45, N48, N50, N52, (M, H, SH, EH, UH )

Coatings

Nickel, Ni-Cu-Ni, Zinc, white-blue Zn, Black epoxy resin, Gold

Sizes

customized

Shapes

Disc, cylinder, sphere, block, ring, tile, arc, and other irregular shapes

Tolerance

0.05mm unless specified.

Magnetized direction

Through thickness, diameter, axial, etc

Maximum working temperature

80 to 120 degrees C

Delivery time

Within 7-30 days when order confirmed

Package Condition

Standard air/sea protective package, unless specified.

Standard

Properties

   of

Sintered

NdFeB

Magnet

Grade

Br mT (kGs)

Hcb kA/m (kOe)

Hcj  kA/m  (kOe)

(BH)max kJ/m 3

Max Work Temp.

(MGOe)

(Tw)

N35

1170-1220(11.7-12.2)

≥ 868( ≥ 10.9)

≥ 955( ≥ 12)

263-287(33-36)

80 ºC

N38

1220-1250(12.2-12.5)

≥ 899( ≥ 11.3)

≥ 955( ≥ 12)

287-310(36-39)

N40

1250-1280(12.5-12.8)

≥ 907( ≥ 11.4)

≥ 955 ( ≥ 12)

302-326(38-41)

N42

1280-1320(12.8-13.2)

≥ 915( ≥ 11.5)

≥ 955( ≥ 12)

318-342(40-43)

N45

1320-1380(13.2-13.8)

≥ 923( ≥ 11.6)

≥ 955 ( ≥ 12)

342-366(43-46)

N48

1380-1420(13.8-14.2)

≥ 923( ≥ 11.6)

≥ 876( ≥ 12)

366-390(46-49)

N50

1400-1450(14.0-14.5)

≥ 796( ≥ 10.0)

≥ 876( ≥ 11)

382-406(48-51)

N52

1430-1480(14.3-14.8)

≥ 796( ≥ 10.0)

≥ 876( ≥ 11)

398-422(50-53)

35M

1170-1220(11.7-12.2)

≥ 868( ≥ 10.9)

≥ 1114( ≥ 14)

263-287(33-36)

100 ºC

38M

1220-1250(12.2-12.5)

≥ 899( ≥ 11.3)

≥ 1114( ≥ 14)

287-310(36-39)

40M

1250-1280(12.5-12.8)

≥ 923( ≥ 11.6)

≥ 1114( ≥ 14)

302-326(38-41)

42M

1280-1320(12.8-13.2)

≥ 955( ≥ 12.0)

≥ 1114( ≥ 14)

318-342(40-43)