|
Neodymium-Iron-Boron (Nd-Fe-B)
Magnets: Magnetic Properties
|
|
GRADE
|
Residual Induction
Br
|
Coercive
Force(bHc)
|
Intrinsic Coercive
Force(iHc)
|
Energy Product
(BH)max
|
|
kGs
|
T
|
kOe
≥
|
kA/m
≥
|
kOe
≥
|
kA/m
≥
|
MGOe
|
kJ/m³
|
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
|
N-35
|
12.5
|
11.8
|
1.25
|
1.18
|
10.8
|
859
|
12
|
955
|
36
|
34
|
286
|
270
|
|
N-38
|
13
|
12.3
|
1.3
|
1.23
|
10.8
|
859
|
12
|
955
|
39
|
37
|
310
|
294
|
|
N-40
|
13.2
|
12.6
|
1.32
|
1.26
|
10.5
|
836
|
12
|
955
|
41
|
39
|
326
|
310
|
|
N-42
|
13.5
|
13
|
1.35
|
1.3
|
10.5
|
836
|
12
|
955
|
43
|
41
|
342
|
326
|
|
N-45
|
13.8
|
13.2
|
1.38
|
1.32
|
10.5
|
836
|
11
|
875
|
46
|
44
|
366
|
350
|
|
N-48
|
14.1
|
13.7
|
1.41
|
1.37
|
10.5
|
836
|
11
|
875
|
49
|
47
|
390
|
373
|
|
N-50
|
14.3
|
14
|
1.43
|
1.4
|
10.5
|
836
|
11
|
875
|
51
|
48
|
415
|
388
|
|
N-33M
|
12.2
|
11.4
|
1.22
|
1.14
|
10.7
|
851
|
14
|
1114
|
33
|
31
|
262
|
246
|
|
N-35M
|
12.5
|
11.8
|
1.25
|
1.18
|
11
|
875
|
14
|
1114
|
36
|
34
|
286
|
270
|
|
N-38M
|
13
|
12.3
|
1.3
|
1.23
|
11.5
|
915
|
14
|
1114
|
39
|
37
|
310
|
294
|
|
N-42M
|
13.5
|
13
|
1.35
|
1.3
|
12
|
955
|
14
|
1114
|
43
|
40
|
342
|
326
|
|
N-45M
|
13.8
|
13.2
|
1.38
|
1.32
|
12.2
|
955
|
14
|
1114
|
46
|
43
|
366
|
350
|
|
N-48M
|
14.1
|
13.7
|
1.41
|
1.37
|
12.4
|
950
|
14
|
1114
|
49
|
46
|
390
|
370
|
|
N-30H
|
11.7
|
10.9
|
1.17
|
1.09
|
10.2
|
812
|
17
|
1353
|
31
|
28
|
246
|
230
|
|
N-33H
|
12.2
|
11.4
|
1.22
|
1.14
|
10.7
|
851
|
17
|
1353
|
33
|
31
|
270
|
246
|
|
N-35H
|
12.5
|
11.8
|
1.25
|
1.18
|
11
|
875
|
17
|
1353
|
36
|
34
|
286
|
270
|
|
N-38H
|
13
|
12.3
|
1.3
|
1.23
|
11.5
|
915
|
17
|
1353
|
39
|
36
|
310
|
294
|
|
N-41H
|
13.2
|
12.6
|
1.32
|
1.26
|
11.8
|
939
|
16
|
1273
|
42
|
38
|
334
|
302
|
|
N-45H
|
13.7
|
13
|
1.37
|
1.3
|
12.1
|
963
|
16
|
1273
|
46
|
43
|
358
|
342
|
|
N-48H
|
14.1
|
13.6
|
1.41
|
1.36
|
12.4
|
997
|
16
|
1273
|
50
|
46
|
370
|
355
|
|
N-30SH
|
11.7
|
10.9
|
1.17
|
1.09
|
10.2
|
812
|
21
|
1592
|
31
|
28
|
255
|
223
|
|
N-33SH
|
12.2
|
11.4
|
1.22
|
1.14
|
10.7
|
851
|
21
|
1592
|
34
|
31
|
279
|
247
|
|
N-35SH
|
12.5
|
11.5
|
1.25
|
1.18
|
11
|
875
|
21
|
1592
|
36
|
34
|
295
|
279
|
|
N-39SH
|
13
|
12.5
|
1.3
|
1.25
|
11.6
|
923
|
21
|
1592
|
40
|
37
|
318
|
312
|
|
N-42SH
|
13.5
|
13
|
1.35
|
1.3
|
12
|
955
|
20
|
1562
|
43
|
39
|
325
|
318
|
|
N-25UH
|
10.7
|
9.8
|
1.07
|
0.98
|
9.8
|
732
|
25
|
1989
|
27
|
23
|
215
|
183
|
|
N-28UH
|
11.3
|
10.5
|
1.13
|
1.05
|
10.2
|
780
|
25
|
1989
|
30
|
26
|
239
|
207
|
|
N-30UH
|
11.7
|
10.9
|
1.17
|
1.09
|
10.5
|
812
|
25
|
1989
|
31
|
28
|
255
|
223
|
|
N-33UH
|
12.2
|
11.7
|
1.22
|
1.17
|
10.7
|
836
|
25
|
1989
|
34
|
31
|
262
|
246
|
|
| |
|
Nd-Fe-B Magnets : Physical Properties
|
|
Grade
|
N35~N50
|
33M~48M
|
33H~48H
|
30SH~42SH
|
25UH~33UH
|
|
Temperature
Coefficient
|
Br(%℃) |
-0.12
|
-0.12
|
-0.12
|
-0.12
|
-0.12
|
iHc(%℃) |
-0.60
|
-0.60
|
-0.60
|
-0.60
|
-0.60
|
|
Density (g/cm³)
|
7.4~7.5
|
7.4~7.5
|
7.4~7.5
|
7.4~7.5
|
7.4~7.5
|
Curie
Temperature (Tc ℃) |
310
|
320
|
320~340
|
320~340
|
330~350
|
|
Vickers Hardness (Hv)
|
500~600
|
500~600
|
500~600
|
500~600
|
500~600
|
Working
Temperature (℃) |
≤80 |
≤100 |
≤120 |
≤150 |
≤180 |
|
| |
|
Bonded Nd-Fe-B : Magnetic Properties |
|
Residual Induction
(Br) |
Coercive Force
(bHc) |
Intrinsic Coercive
Force (iHc) |
Energy Product
(BH)max |
|
B-N4
|
600~700mT |
160~240kA/m |
240~440kA/m |
29~36kJ/m³ |
|
6000~7000Gs |
2000~3000Oe |
3000~5500Oe |
3.6~4.5MGOe |
|
B-N6 |
500~600mT |
300~360kA/m |
640~800kA/m |
40~56kJ/m³ |
|
5000~6000Gs |
3800~4500Oe |
8000~10000Oe |
5~7MGOe |
|
B-N-8 |
600~670mT |
360~440kA/m |
640~880kA/m |
60~68kJ/m³ |
|
6000~6700Gs |
4500~5500Oe |
8000~11000kA/m |
7.5~8.5MGOe |
|
B-N-8H |
560~650mT |
400~464kA/m |
960~1360kA/m |
60~72kJ/m³ |
|
5600~6500Gs |
5000~5800Oe |
13000~17000Oe |
7.5~9.0MGOe |
|
B-N10 |
650~700mT |
400~440kA/m |
640~880kA/m |
68~80kJ/m³ |
|
6500~7000Gs |
5000~5500Oe |
8000~11000Oe |
8.5~10MGOe |
|
B-N12 |
700~800mT |
416~480kA/m |
640~880kA/m |
80~96kJ/m³ |
|
7000~8000Gs |
5200~6000Oe |
8000~11000Oe |
10~12MGOe |
|
| |
|
Bonded Nd-Fe-B : Physical Properties |
|
Material |
Density
g/cm³ |
Brinell
Hardness
HRB |
Temperature
Coefficient
% |
Curie
Temperature |
Working
Temperature |
Saturation
Magnetizing
Force
kA/m |
Coating
цm |
|
B-N4 |
4.5~5 |
40~45 |
-0.1 |
400 |
100 |
1600 |
20~30 |
|
B-N6 |
5.5~5.8 |
40~45 |
-0.1 |
400 |
100 |
1600 |
20~30 |
|
B-N8 |
5.8~6.0 |
35~38 |
-0.1 |
400 |
90 |
2000 |
20~30 |
|
B-N8H |
5.6~6.0 |
35~38 |
-0.13 |
305 |
100 |
2800 |
20~30 |
|
B-N10 |
6.0~6.2 |
35~38 |
-0.1 |
360 |
80 |
1600 |
20~30 |
|
B-N12 |
6.2~6.4 |
35~38 |
-0.1 |
360 |
80 |
1600 |
20~30 |
|
| |
|
Samarium-Cobalt (SmCo) : Magnetic
Properties
|
|
Material |
Grade |
Residual Induction
Br
|
Coercive Force
bHc
|
Intrinsic Coercive
Force iHc
|
Energy Product
(BH)max
|
|
T
|
kGs
|
kA/m
|
kOe
|
kA/m
|
kOe
|
kJ/m³
|
MGOe
|
|
Sintered SmCo
|
|
SmCo 1:5
|
SmCo-18
|
0.85
|
8.5
|
620
|
7.8
|
1350
|
17
|
145~150
|
17~19
|
|
SmCo-20
|
0.9~0.96
|
9~9.6
|
635~717
|
8.2~9
|
1194~1513
|
15~19
|
150~175
|
19~22
|
|
SmCo-24
|
1
|
10
|
680
|
8.5
|
1195
|
15
|
175~190
|
22~24
|
|
SmCo-26
|
1.02
|
10.2
|
750
|
9.5
|
1195
|
15
|
195~215
|
24~26
|
|
SmCo2:17
|
SmCo-24H
|
0.95~1.02
|
9.5~10.2
|
637~732
|
8~9.2
|
1433~1990
|
18~25
|
195~215
|
22~24
|
|
SmCo-26H
|
1.02~1.05
|
10.2~10.5
|
748~796
|
9.4~10
|
1433~1990
|
18~25
|
195~215
|
24~26
|
|
SmCo-28H
|
1.05~1.08
|
10.5~10.8
|
756~796
|
9.5~10
|
1433~1831
|
18~23
|
205~220
|
24~26
|
|
SmCo-30
|
1.08
|
10.8
|
780
|
9.8
|
955
|
15
|
220~240
|
28~30
|
|
Bonded SmCo
|
|
SmCo 1:5
|
B-SmCo-6
|
0.4
|
4
|
280
|
3.5
|
800
|
10
|
30~50
|
4~6
|
|
B-SmCo-8
|
0.5
|
5
|
320
|
4
|
800
|
10
|
50~65
|
6~8
|
|
SmCo2:17
|
B-SmCo-10
|
0.6
|
6
|
360
|
4.5
|
800
|
10
|
65~80
|
8~10
|
|
B-SmCo-12
|
0.7
|
7
|
400
|
5
|
800
|
10
|
80~95
|
10~12
|
|
| |
|
Sintered
SmCo : Physical Properties
|
|
Material |
SmCo 1:5 |
SmCo 2:17 |
|
Temperature Coefficient(Br %℃) |
-0.05 |
-0.03 |
|
Curie Temperature(TC ℃) |
700~750 |
800~850 |
|
Density (D g/cm³) |
8.2~8.4 |
8.3~8.5 |
|
Vickers Hardness(Hv) |
400~500 |
500~600 |
|
Working Temperature(℃) |
250 |
350 |
*The Working Temperature of Bonded SmCo Magnet is 120℃
|
| |
|
Cast AlNiCo : Magnetic Properties
|
|
Grade
|
Residual Induction
(Br)
|
Coercive Force
(Hc)
|
Energy Product
[(BH)max]
|
|
mT
|
Gs
|
kA/m
|
Gs
|
kJ/m³
|
MGOe
|
|
AlNiCo-3
|
LN9
|
680
|
3800
|
30
|
380
|
9
|
1.13
|
|
LN10
|
600
|
6000
|
40
|
500
|
10
|
1.2
|
|
AlNiCo-2
|
LNG12
|
720
|
7200
|
45
|
500
|
12.4
|
1.55
|
|
LNG13
|
700
|
7000
|
48
|
600
|
12.8
|
1.60
|
|
AlNiCo-5
|
LNG37
|
1200
|
12000
|
48
|
600
|
37.0
|
4.65
|
|
LNG40
|
1250
|
12500
|
48
|
600
|
40.0
|
5.00
|
|
LNG44
|
1250
|
12500
|
52
|
650
|
44.0
|
6.50
|
|
AlNiCo-5DG
|
LNG52
|
1300
|
13000
|
56
|
700
|
52.0
|
6.50
|
|
AlNiCo5~7
|
LNG60
|
1350
|
13500
|
59
|
740
|
60.0
|
7.5
|
|
AlNiCo-6
|
LNGT28
|
1000
|
10000
|
58
|
720
|
28.0
|
3.50
|
|
AlNiCo-8HC
|
LNGT36J
|
700
|
7000
|
140
|
1750
|
36.0
|
4.50
|
|
AlNiCo-8
|
LNGT32
|
800
|
8000
|
100
|
1250
|
32.0
|
4.00
|
|
LNGT40
|
800
|
8000
|
110
|
1380
|
40.0
|
5.00
|
|
AlNiCo-10
|
LNGT60
|
900
|
9000
|
110
|
1380
|
60.0
|
7.50
|
|
LNGT72
|
1050
|
10500
|
120
|
1400
|
72.0
|
9.00
|
|
| |
Cast AlNiCo : Physical Properties |
|
Grade |
AlNiCo3 |
AlNiCo2 |
AlNiCo5\5DG\5~7 |
AlNiCo8HC |
AlNiCo8 |
AlNiCo10 |
|
Temperature
Coefficient |
Br (%℃) |
-0.03 |
-0.03 |
-0.02 |
-0.02 |
-0.025 |
-0.025 |
|
Hc (%℃) |
-0.02 |
-0.02 |
+0.02 |
+0.03 |
+0.02 |
+0.02 |
|
Density(D g/cm³) |
6.9 |
7.0 |
7.3 |
7.3 |
7.3 |
7.3 |
|
Working Temp.(W.T. ℃) |
450 |
450 |
525 |
550 |
550 |
550 |
|
Curie Temp. (T. C. ℃) |
810 |
810 |
860 |
860 |
860 |
860 |
|
| |
|
Sintered AlNiCo : Magnetic Properties
|
|
Grade
|
Residual Induction
|
Coercive Force
|
Intrinsic Coercive Force
|
Energy Product
|
|
Br
|
bHc
|
iHc
|
(BH)max
|
|
mT
|
kGs
|
kA/m
|
kOe
|
kA/m
|
kOe
|
kJ/m³
|
MGOe
|
|
AlNiCo-3
|
520
|
5.2
|
40
|
0.5
|
43
|
0.54
|
8~10
|
1.0~1.25
|
|
AlNiCo-4
|
700
|
7.0
|
40
|
0.5
|
43
|
0.54
|
12~14
|
1.5~1.75
|
|
AlNiCo-5
|
1100
|
11.0
|
50
|
0.63
|
51
|
0.64
|
34~38
|
4.3~4.8
|
|
AlNiCo-6
|
1000
|
10.0
|
56
|
0.7
|
57
|
0.71
|
28~30
|
3.5~4.8
|
|
AlNiCo-8HC
|
650
|
6.5
|
136
|
1.7
|
150
|
1.88
|
31~36
|
4.15~4.5
|
|
AlNiCo-8
|
800
|
80
|
123
|
1.55
|
126
|
1.58
|
38~42
|
4.75~5.3
|
|
| |
|
Sintered AlNiCo : Physical Properties |
|
Grade |
AlNiCo-3 |
AlNiCo-4 |
AlNiCo-5 |
AlNiCo-6 |
AlNiCo-8HC |
AlNiCo-8 |
|
Br Temp. Coefficient %/℃ |
-0.022 |
-0.014 |
-0.02 |
-0.02 |
-0.02 |
-0.02 |
|
Curie Temp. ℃ |
760 |
810 |
890 |
850 |
850 |
850 |
|
Density g/cm³ |
6.8 |
7.0 |
7.2 |
7.2 |
7.2 |
7.2 |
|
Working Temp. |
450 |
450 |
525 |
550 |
550 |
550 |
|
| |
|
Sintered Ferrite/ Ceramic Magnets
: Magnetic Properties
|
|
Grade
|
Residual Induction
(Br)
|
Coercive Force
(bHc)
|
Intrinsic Coercive
Force (iHc)
|
Energy Product
[(BH)max]
|
|
mT
|
kGs
|
kA/m
|
kOe
|
kA/m
|
kOe
|
kJ/m³
|
MGOe
|
|
C-1
|
230
|
2.3
|
148
|
1.86
|
258
|
3.5
|
8.36
|
1.05
|
|
C-5
|
380
|
3.8
|
191
|
2.4
|
199
|
2.5
|
27
|
3.4
|
|
C-7
|
340
|
3.4
|
258
|
3.23
|
318
|
4.00
|
21.9
|
2.75
|
|
C-8(=C8A)
|
385
|
3.85
|
235
|
2.95
|
242
|
3.05
|
27.8
|
3.5
|
|
C-8B
|
420
|
4.2
|
232
|
2.913
|
236
|
2.96
|
32.8
|
4.12
|
|
C-9
|
380
|
3.8
|
280
|
3.516
|
320
|
4.01
|
26.4
|
3.32
|
|
C-10
|
400
|
4.0
|
288
|
3.617
|
280
|
3.51
|
30.4
|
3.82
|
|
C-11
|
430
|
4.8
|
200
|
2.51
|
204
|
2.56
|
34.4
|
4.32
|
|
| |
|
Sintered Ferrite/ Ceramic Magnets : Physical Properties |
|
Physical Characteristics |
Unit |
Value |
|
Recoil Permeability（μ rec） |
Gs/Oe |
1.05~1.3 |
|
Curie Temperature（Tc） |
℃ |
450 |
|
Residual Induction Temperature Coefficient (α Br） |
℃-1 |
-0.2%(0~100℃) |
|
Coercive Force Temperature Coefficient（αHc） |
℃-1 |
-0.2%(0~100℃) |
|
Density（D） |
g/cm³ |
4.6~5.1 |
|
Electrical Resistance（ρ） |
Ωcm |
≥10³x10³ |
|
Linear Expansion Coefficient（α） |
℃ |
7.15x1/10³x10³ |
|
Vickers Hardness（Hv） |
-- |
480~580 |
|
| |
|
Bonded Ferrite : Magnetic Properties
|
|
Material
Grade
|
Residual Induction
|
Coercive Force
|
Intrinsic Coercive Force
|
Energy Product
|
|
Br
|
bHc
|
iHc
|
(BH)max
|
|
mT
|
kGs
|
kA/m
|
kOe
|
kA/m
|
kOe
|
kJ/m³
|
MGOe
|
|
YN1T
|
63~83
|
0.63~0.83
|
50~70
|
0.63~0.88
|
175~210
|
2.2~2.64
|
0.8~1.2
|
0.1~0.15
|
|
YN4H
|
135~155
|
1.35~1.55
|
85~105
|
1.07~1.32
|
175~210
|
2.2~2.64
|
3.2~4.5
|
0.4~0.56
|
|
YN4TH
|
150~180
|
1.5~1.8
|
95~110
|
1.18~1.38
|
180~230
|
2.26~2.89
|
3.8~5.5
|
0.48~0.69
|
|
YN6T
|
180~220
|
1.8~2.2
|
110~140
|
1.28~1.76
|
175~200
|
2.2~2.51
|
5~7
|
0.63~0.8
|
|
YN10
|
220~240
|
2.2~2.4
|
145~165
|
1.82~2.07
|
190~225
|
2.39~2.83
|
9.2~10.6
|
1.15~1.33
|
|
Y10NH
|
220~250
|
2.2~2.5
|
150~220
|
1.88~2.51
|
190~220
|
2.39~2.76
|
9.2~11
|
1.15~1.38
|
|
YN11
|
230~250
|
2.3~2.5
|
160~185
|
2.01~2.32
|
225~260
|
2.83~3.27
|
10~12
|
1.25~1.5
|
|
YN12
|
240~250
|
2.4~2.5
|
140~160
|
1.76~2.01
|
200~230
|
2.51~2.89
|
11.4~13.6
|
1.43~1.7
|
|
YN13
|
250~270
|
2.5~2.7
|
175~195
|
2.2~2.45
|
200~230
|
2.51~2.89
|
11.5~14.5
|
1.44~1.81
|
|
YN13H
|
250~270
|
2.5~2.7
|
180~220
|
2.26~2.51
|
250~280
|
3.14~3.52
|
11.4~14.5
|
1.44~1.81
|
|
YN15
|
≥270 |
≥2.8 |
175~190
|
2.2~2.39
|
200~230
|
2.51~2.89
|
≥14.5 |
≥1.81 |
|
YN18
|
290~320
|
2.9~3.2
|
155~200
|
1.95~2.51
|
160~210
|
2.01~2.64
|
16~20
|
2~2.5
|
|
| |
|
Bonded Ferrite : Physical Properties
|
|
Physical Characteristics
|
Symbol
|
Unit
|
Value
|
Note
|
|
Relative Recoil Permeability
|
μrce
|
μrce
|
1.05~1.3
|
|
|
Curie Temperature
|
Tc
|
℃
|
460
|
- |
|
Residual Induction Temperature
Coefficient
|
αBr |
℃ˉ
|
-02%
|
0~100℃ |
|
Coercive Force Temperature Coefficient
|
αbHc |
℃ˉ
|
-0.2~0.5%
|
0~100℃ |
|
Density
|
D
|
g/cm³
|
4.5~5.1
|
|
|
Linear Expansion Coefficient
|
αR |
℃ˉ
|
7~15x10ˉ³x10ˉ³x10ˉ² |
|
|
Hardness
|
Hv
|
|
480~580
|
|
|
| |
