Disc Permanent Neodymium Magnets

Composite: Rare Earth Magnet
Delivery Date: 3~25days
Specification: Customized
Origin: China
Neodymium-iron-boron magnet is one kind of the permanent magnets.
Material Grade of NdFeB magnets:
Magnet N-( N35, N38, N40, N42, N45, N48, N50),
Magnet M-(35M, 38M, 40M, 42M, 45M, 48M),
Magnet H-(35H, 38H, 40H, 42H, 45H),
Magnet SH-(30SH, 33SH, 35SH, 38SH, 40SH, 42SH),
Magnet UH-( 28UH, 30UH, 33UH, 35UH, 38UH),
Magnet EH-(28EH, 30EH, 30EH, 33EH, 35EH)

1) Application of NdFeB magnet: Toys, package, Printer, Switchboard, Phone, voice coil motors (VCM's) in hard disk drives, high performance motors, brushless DC motors, magnetic separation, magnetic resonance imaging, sensors, loudspeakers etc.

2) The coating of NdFeB magnets can be Zn, Ni, Ni-Cu-Ni, Epoxy, CR3+ZN, NI+AG, NI+AU.
 
performance motors, brushless DC motors, magnetic separation, magnetic resonance imaging, sensors, loudspeakers etc.

2) The coating of NdFeB magnets can be Zn, Ni, Ni-Cu-Ni, Epoxy, CR3+ZN, NI+AG, NI+AU.

Permanent Magnets in Arc Shape Used in Motor

3) Our factory can also manufacture various sizes of NdFeB magnet, according to the customer's specification
HS Code: 85051110
Standard: ISO9001: 2000 & SGS
Origin: China
Packing: Carton
Transportation: By Express/By Sea /By Air
Magnetic properties of Sintered NdFeB magnets:
 

Grade
 
Remanence
 
Coercive Force
 
Intrinsic Coercive Force
 
Max. energy product
 
Max.
 

Operating
 

Temperature
 

Br
 
Hcb
 
Hcj
 
(BH )
 
Tw
 

max  
 

mT
 
kA/m
 
kA/m
 
kJ/m3
 

(kGs)
 
(kOe)
 
(kOe)
 
(MGOe)
 

N35
 
1170-1220
 
>= 868
 
>=955
 
263-287
 
80°C
 

(11.7-12.2)
 
( >= 10.9)
 
( >= 12)
 
(33-36)
 

N38
 
1220-1250
 
>=899
 
>=955
 
287-310
 
80°C
 

(12.2-12.5)
 
( >= 11.3)
 
( >= 12)
 
(36-39)
 

N40
 
1250-1280
 
>= 907
 
>=955
 
302-326
 
80°C
 

(12.5-12.8)
 
( >= 11.4)
 
( >= 12)
 
(38-41)
 

N42
 
1280-1320
 
>= 915
 
>=955
 
318-342
 
80°C
 

(12.8-13.2)
 
( >= 11.5)
 
( >= 12)
 
(40-43)
 

N45
 
1320-1380
 
>= 923
 
>=955
 
342-366
 
80°C
 

(13.2-13.8)
 
( >= 11.6)
 
( >= 12)
 
(43-46)
 

N48
 
1380-1420
 
>= 923
 
>=955
 
366-390
 
80°C
 

(13.8-14.2)
 
( >=11.6)
 
( >= 12)
 
(46-49)
 

N50
 
1400-1450
 
>= 796
 
>=955
 
382-406
 
80°C
 

(14.0-14.5)
 
( >= 10.0)
 
( >= 12)
 
(48-51)
 

N52
 
1430-1480
 
>= 796
 
>=955
 
398-422
 
80°C
 

(14.3-14.8)
 
( >= 10.0)
 
( >= 12)
 
(50-53)
 

33M
 
1130-1170
 
>= 836
 
>= 1114
 
247-263
 
100°C
 

(11.3-11.7)  
 
(>= 10.5)
 
( >= 14)
 
(31-33)
 

35M
 
1170-1220
 
>= 868
 
>= 1114
 
263-287
 
100°C
 

(11.7-12.2)
 
( >= 10.9)
 
( >= 14)  
 
(33-36)
 

38M
 
1220-1250
 
>= 899
 
>= 1114
 
287-310
 
100°C
 

(12.2-12.5)
 
( >= 11.3)
 
( >= 14)
 
(36-39)
 

40M
 
1250-1280
 
>= 923
 
>= 1114
 
302-326
 
100°C
 

(12.5-12.8)
 
( >= 11.6)
 
( >= 14)
 
(38-41)
 

42M
 
1280-1320
 
>= 955  
 
>= 1114  
 
318-342  
 
100°C
 

(12.8-13.2)
 
( >= 12.0)
 
( >= 14)
 
(40-43)
 

45M
 
1320-1380
 
>= 995
 
>= 1114
 
342-366
 
100°C
 

(13.2-13.8)
 
( >= 12.5)
 
( >= 14)
 
(43-46)
 

48M
 
1360-1430
 
>= 1027
 
>= 1114
 
366-390
 
100°C
 

(13.6-14.3)
 
( >= 12.9)
 
( >= 14)
 
(46-49)
 

50M
 
1400-1450
 
>= 1033
 
>= 1114
 
382-406
 
100°C
 

(14.0-14.5)
 
( >= 13.0)
 
( >= 14)
 
(48-51)
 

35H
 
1170-1220
 
>= 868
 
>= 1353
 
263-287
 
120°C
 

(11.7-12.2)
 
( >= 10.9)
 
( >= 17)
 
(33-36)
 

38H
 
1220-1250
 
>= 899
 
>= 1353
 
287-310
 
120°C
 

(12.2-12.5)
 
( >= 11.3)
 
( >= 17)
 
(36-39)
 

40H
 
1250-1280
 
>= 923
 
>= 1353
 
302-326
 
120°C
 

(12.5-12.8)
 
( >= 11.6)
 
( >= 17)
 
(38-41)
 

42H
 
1280-1320
 
>= 955
 
>= 1353
 
318-342
 
120°C
 

(12.8-13.2)
 
( >= 12.0)
 
( >= 17)
 
(40-43)
 

45H
 
1320-1360
 
>= 963
 
>= 1353
 
326-358
 
120°C
 

(13.2-13.6)
 
( >= 12.1)
 
( >= 17)
 
(43-46)
 

48H
 
1370-1430
 
>= 995
 
>= 1353
 
366-390
 
120°C
 

(13.7-14.3)
 
( >= 12.5)
 
( >= 17)
 
(46-49)
 

35SH
 
1170-1220
 
>= 876
 
>= 1592
 
263-287
 
150°C
 

(11.7-12.2)
 
( >= 11.0)
 
( >= 20)
 
(33-36)
 

38SH
 
1220-1250
 
>= 907
 
>= 1592
 
287-310
 
150°C
 

(12.2-12.5)
 
( >= 11.4)
 
( >= 20)
 
(36-39)
 

40SH
 
1240-1280
 
>= 939
 
>= 1592
 
302-326
 
150°C
 

(12.5-12.8)
 
( >= 11.8)
 
( >= 20)
 
(38-41)
 

42SH
 
1280-1320
 
>= 987
 
>= 1592
 
318-342
 
150°C
 

(12.8-13.2)
 
( >= 12.4)
 
( >= 20)
 
(40-43)
 

45SH
 
1320-1380
 
>= 1003
 
>= 1592
 
342-366
 
150°C
 

(13.2-13.8)
 
( >= 12.6)
 
( >= 20)
 
(43-46)
 

28UH
 
1020-1080
 
>= 764
 
>= 1990
 
207-231
 
180°C
 

(10.2-10.8)
 
( >= 9.6)
 
( >= 25)
 
(26-29)
 

30UH
 
1080-1130
 
>= 812
 
>= 1990
 
223-247
 
180°C
 

(10.8-11.3)
 
( >= 10.2)
 
( >= 25)
 
(28-31)
 

33UH
 
1130-1170
 
>= 852
 
>= 1990
 
247-271
 
180°C
 

(11.3-11.7)
 
( >= 10.7)
 
( >= 25)
 
(31-34)
 

35UH
 
1180-1220
 
>= 860
 
>= 1990
 
263-287
 
180°C
 

(11.8-12.2)
 
( >= 10.8)
 
( >= 25)
 
(33-36)
 

38UH
 
1220-1250
 
>= 876
 
>= 1990
 
287-310
 
180°C
 

(12.2-12.5)
 
( >= 11.0)
 
( >= 25)
 
(36-39)
 

40UH
 
1240-1280
 
>= 899
 
>= 1990
 
302-326
 
180°C
 

(12.5-12.8)
 
( >=11.3)
 
( >= 25)
 
(38-41)
 

28EH
 
1040-1090
 
>= 780
 
>= 2388
 
207-231
 
200°C
 

(10.4-10.9)
 
( >= 9.8)
 
( >= 30)
 
(26-29)
 

30EH
 
1080-1130
 
>= 812
 
>= 2388
 
223-247
 
200°C
 

(10.8-11.3)
 
( >= 10.2)
 
( >= 30)
 
(28-31)
 

33EH
 
1130-1170
 
>= 876
 
>= 2388
 
247-271
 
200°C
 

(11.3-11.7)
 
( >= 10.5)
 
( >= 30)
 
(31-34)
 

35EH
 
1170-1220
 
>= 876
 
>= 2388
 
263-287
 
200°C
 

(11.7-12.2)
 
( >= 11.0)
 
( >= 30)
 
(33-36)
 

38EH
 
1220-1250
 
>= 899
 
>= 2388
 
287-310
 
200°C
 

(12.2-12.5)
 
( >= 11.3)
 
( >= 30)
 
(36-39)
 

28AH
 
1040-1090
 
>=787
 
>= 2624
 
207-231
 
230°C
 

(10.4-10.9)
 
( >= 9.9)
 
( >= 33)
 
(26-29)
 

30AH
 
(26-29)
 
>=819
 
>= 2624
 
223-247
 
230°C
 

(10.8-11.3)
 
( >= 10.3)
 
( >= 33)
 
(28-31)
 

33AH
 
1130-1170
 
>= 843
 
>= 2624
 
247-271
 
230°C
 

(11.3-11.7)
 
(>= 10.6)
 
( >= 33)
 
(31-34)
 
 Note:
@ The above-mentioned data of magnetic parameters and physical properties are given at room temperature.
@ The maximum working temperature of magnet is changeable due  to ratio of length and diameter and environment factors

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