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NdFeB ( Magnet )
NdFeB MAGNETIC MATERIAL, CHARATTERISTICSˇˇ
NO Grade Br Hcb Hcj BHmax TW
T
KGs
KA/m
KOe
KA/m
KOe
KJ/m3
MGOe
Max Min Max Min Max Min °C
1 N35 1.21
12.1
1.17
11.7
907
11.4
860
10.8
>=955
>=12
279
35
263
33
<=80
2 N38 1.26
12.6
1.22
12.2
907
11.4
860
10.8
>=955
>=12
303
38
287
36
<=80
3 N40 1.29
12.9
1.26
12.6
907
11.4
860
10.8
>=955
>=12
318
40
303
38
<=80
4 N42 1.33
13.3
1.30
13.0
907
11.4
860
10.8
>=955
>=12
334
42
318
40
<=80
5 N45 1.37
13.7
1.33
13.3
907
11.4
860
10.8
>=955
>=12
358
45
342
43
<=80
6 N48 1.42
14.2
1.36
13.6
907
11.4
860
10.8
>=955
>=12
382
48
358
45
<=80
7 N35M 1.21
12.1
1.17
11.7
907
11.4
860
10.8
>=1114
>=14
279
35
263
33
<=100
8 N38M 1.26
12.6
1.22
12.2
907
11.4
860
10.8

>=1114
>=14

303
38
287
36
<=100
9 N40M 1.29
12.9
1.26
12.6
907
11.4
860
10.8
>=1114
>=14
318
40
303
33
<=100
10 N42M 1.33
13.3
1.30
13.0
907
11.4
860
10.8
>=1114
>=14
334
42
318
40
<=100
11 N45M 1.37
13.7
1.33
13.3
907
11.4
860
10.8
>=1114
>=14
358
45
342
43
<=100
12 N30H 1.12
11.2
1.08
10.8
844
10.6
804
10.1
>=1353
>=17
239
30
223
28
<=120
13 N33H 1.17
11.7
1.14
11.4
876
11.0
820
10.3
>=1353
>=17
263
33
247
31
<=120
14 N35H 1.21
12.1
1.17
11.7
907
11.4
860
10.8
>=1353
>=17
279
35
263
33
<=120
15 N38H 1.26
12.6
1.22
12.2
907
11.4
860
10.8
>=1353
>=17
303
38
287
36
<=120
16 N40H 1.29
12.9
1.26
12.6
907
11.4
860
10.8
>=1353
>=17
318
40
303
38
<=120
17 N42H 1.33
13.3
1.30
13.0
907
11.4
860
10.8
>=1353
>=17
334
42
318
40
<=120
20 N30SH 1.12
11.2

1.08
10.8

844
10.6
804
10.1
>=1592
>=20
239
30
223
28
<=150
21 N33SH 1.17
11.7
1.14
11.4
876
11.0
820
10.3
>=1592
>=20
263
33
247
31
<=150
23 N35SH 1.21
12.1
1.17
11.7
907
11.4
860
10.8
>=1592
>=20
279
35
263
33
<=150
24 N38SH 1.26
12.6
1.22
12.2
907
11.4
860
10.8
>=1592
>=20
303
38
287
36
<=150
25 N40SH 1.29
12.9
1.26
12.6
907
11.4
860
10.8
>=1592
>=20
318
40
303
38
<=150
26 N28UH 1.08
10.8
1.04
10.4
812
10.2
780
9.8
>=1989
>=25
223
28
207
26
<=180
27 N30UH 1.12
11.2
1.08
10.8
844
10.6
804
10.1
>=1989
>=25
239
30
223
28
<=180
28 N33UH 1.17
11.7

1.14
11.4

876
11.0
820
10.3
>=1989
>=25
263
33
247
31
<=180
29 N35UH 1.21
12.1
1.17
11.7
907
11.4
860
10.8
>=1989
>=25
279
35
263
33
<=180
30 N28EH 1.08
10.8
1.04
10.4
812
10.2
780
9.8
>=2387
>=30
223
28
207
26
<=200
31 N30EH

1.12
11.2

1.08
10.8
844
10.6
804
10.1
>=2387
>=30
239
30
223
28
<=200
32 N33EH 1.17
11.7
1.14
11.4
876
11.0

820
10.3

>=2387
>=30
263
33
247
31
<=200
Nd-Fe-B Physical Property
NO. Temp.Coefficient (Br) Density Curie Temp. rec Recoil
Permeability
Product type
%/°C g/cm3 °C
1 -0.12 7.4-7.6 310 1.1 N
2 -0.1 7.4-7.6 340 1.1 NH NSH
3 -0.1 7.4-7.6 350 1.1 NUH NEH NZH
 

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