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MAGNETIC CHARACTERISTICS AND PHYSICAL PROPERTIES OF SINTERED Nd-FeB
Item

Remanence
Br mT(KG)

Coercive Force bHc KA/m(KOe) Intrinsic Coercive Force Ihc KA/m(KOe) Max.Energy Product (BH)max Kj/M(MGOe) Working Temperature TwC
N33
1130-1170
( 11.3-11.7)
>=836
(>=10.5)
>=955
(>=12)
247-263
(31-33)
80
N35
1170-1210
(11.7-12.1)
>=868
(>=10.9)
>=955
(>=12)
263-287
(33-36)
80
N38
1210-1250
(12.1-12.5)
>=899
(>=11.3)
>=955
(>=12)
287-342
(36-39)
80
N40
1250-1280
(12.5-12.8)
>=923
(>=11.6)
>=955
(>=12)
318-342
(38-41)
80
N42
1280-1320
(12.8-13.2)
>=923
(>=11.6)
>=955
(>=12)
318-342
(40-43)
80
N45
1320-1380
(13.2-13.8)
>=876
(>=11.0)
>=955
(>=12)
342-366
(43-46)
80
N48
1380-1420
(13.8-14.2)
>=835
(>=10.5)
>=876
(>=11)
366-390
(46-49)
80
33H
1130-1170
(11.3-11.7)
>=836
(>=10.5)
>=1353
(>=17)
247-271
(31-34)
120
35 H
1170-1210
(11.7-12.1)

>=868
(>=10.9)

>=1353
(>=17)
263-287
(33-36)
120
38 H
1210-1250
(12.1)-12.5
>=899
(>=11.3)
>=1353
(>=17)
287-310
(36-39)
120
40 H
1240-1280
(12.4-12.8)
>=923
(>=11.6)
>=1353
(>=17)
302-326
(38-41)
120
42 H
1280-1320
(12.8-13.2)
>=955
(>=12.0)
>=1353
(>=17)
318-342
(40-43)
120
33SH
1130-1170
(11.3-11.7)
>=844
(>=10.6)
>=1592
(>=20)
47-272
(31-34)
120
35SH
1170-1210
(11.7-1210)
>=876
(>=11.0)
>=1592
(>=20)
263-28
733-36
150
38SH
1210-1250
(12.1-12.5)
>=907
(>=11.4)
>=1592
(>=20)
287-310
(36-39)
150
40SH
1240-1280
(12.4-12.8)
>=939
(>=11.8)
>=1592
(>=20)
302-326
(38-41)
150
28UH
1020-1080
(10.2-10.8)
>=764
(>=9.6)
>=1990
(>=25)
207-231
(26-29)
180
30UH
1080-1130
(10.8-11.3)
>=812
(>=10.2)
>=1990
(>=25)
223-247
(28-31)
180
33UH
1130-1170
(11.3-11.7)
>=852
(>=10.7)
>=1990
(>=25)
247-271
(31-34)
180
28EH
1040-1090
(10.4-10.9)
>=780
(>=9.8)
>=2388
(>=30)
207-231
(26-29)
200
30EH 1080-1130
(10.8-11.3)
>=812
(>=10.2)
>=2388
(>=30)
223-247
(28-31)
200
 
Hard Ferrite Physical Properties :
Material Item YaT Y23 Y25-1 Y25H Y28 Y27(H) Y30H-1 Y32

°C
- -40 X+80 - - - - -
Density(D)
g/cm3
4.5-4.9
4.5-4.9 4.5-4.9 4.5-5.0 4.5-5.0 4.5-5.0 4.5-5.0 4.8-5.0
Resistance Rate
(P)
.cm 10-10 - - 10-10 - - - 10-10
Restore Magnetized Rate
  - 1.05-1.3 - - - - - -
Curie Temperature
(f)
°C
450 450-460 460 460 460 460 460 460
Remanence Temperature Coefficient
(Br)
%/°C
- -0.18 - - - - - -
Curve Expanding Coefficient (r) 10/°C
9-15 - - 9-15 - - 9-15 -
Rigidity HV
420
-520 - 480-580 - 480-580 - -
 
Rubber Magnet Physical Properties :
Magnetic Symbol (Unit) Resin, Rubber Magnet
properties Isotropic Anisotropic
Residual flux density Br Gs
1500 V2000
2350 V 2600
Coercive force
bHc Oe 1200 V 2000 2000 V 2200
iHc Oe
1900 V 2000
2600 V 3800
Max. energy product
MGOe
0.5 V 1.0
1.35 V 1.55
Rubber hardness

45 - 50
45 - 50
Tensile strength
Kg/cm
50 V 70
20 V 70
Density g/cm3 3.5 V 3.7 3.6 V 3.8
 
 

Contact Information
SOGA ELECTRIC INDUSTRIAL CO.,LTD

A-501 room No.2,15 Lane Si Yanqi St,
Ningbo City
China

No.182. Youshiau Rd
chiayi city
Taiwan

Tel+86-574-87889289 Tel886-5-2810398
Fax+86-574-87883798 Fax886-5-2814330
Web Site:http://www.ndfeb-magnets.com
E-mail: soga.teng@msa.hinet.net

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