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NDFEB MAGNETS

Offering exceptionally high energy product (BH)max, outstanding magnetic properties, and excellent machinability, NdFeB magnets are ideal for applications requiring maximum magnetic strength within limited space. We offer various grades including N54, N55, engineered for high coercivity, thermal stability, and minimal temperature drift.

PRODUCT PROPERTIES

Series Parameter Remanence Intrinic Coercivity Coercivity Max Energy Product Density Recoil Permeability Temperature Coeffcient Max Working
Temperature
unit T kGs kA/m kOe kA/m kOe kJ/m³ MGOe g/cm3 αBr αHcj ℃
(L/D=0.7)
Grade Max Min Max Min Min Min Min Min Max Min Max Min Min %/℃ %/℃
N N56 1.51 1.47 15.1 14.7 876 11 836 10.5 454 414 55 52 7.50 1.05 -0.12 -0.76 80
N54 1.49 1.45 14.9 14.5 955 12 836 10.5 437 406 55 51 7.50 1.05 -0.12 -0.76 80
N52 1.46 1.42 15.1 14.7 955 12 836 10.5 422 390 53 49 7.50 1.05 -0.12 -0.76 80
N50 1.44 1.39 14.4 13.9 955 12 860 10.8 406 374 51 47 7.50 1.05 -0.12 -0.76 80
N48 1.43 1.37 14.3 13.7 955 12 860 10.8 390 358 49 45 7.50 1.05 -0.12 -0.76 80
N45 1.37 1.32 13.7 13.2 955 12 860 10.8 366 342 46 43 7.50 1.05 -0.12 -0.76 80
N42 1.32 1.28 13.2 12.8 955 12 860 10.8 342 318 43 40 7.50 1.05 -0.12 -0.76 80
N40 1.28 1.25 12.8 12.5 955 12 860 10.8 326 302 41 38 7.50 1.05 -0.12 -0.76 80
N38 1.25 1.22 12.5 12.3 955 12 860 10.8 310 287 39 36 7.50 1.05 -0.12 -0.76 80
N35 1.22 1.17 12.2 11.7 955 12 860 10.8 287 263 36 33 7.50 1.05 -0.12 -0.76 80
N33 1.17 1.13 11.7 11.3 955 12 836 10.5 271 247 34 31 7.50 1.05 -0.12 -0.76 80
N30 1.13 1.08 11.3 10.8 955 12 796 10.0 247 223 31 28 7.50 1.05 -0.12 -0.76 80
M 56M 1.50 1.46 15.0 14.6 1035 14 995 12.5 446 406 56 51 7.50 1.05 -0.12 -0.68 100
54M 1.49 1.44 14.9 14.4 1114 14 1035 13.0 438 398 55 50 7.50 1.05 -0.12 -0.68 100
52M 1.50 1.46 15.0 14.6 1114 14 1035 13.0 422 382 53 49 7.50 1.05 -0.12 -0.68 100
50M 1.44 1.39 14.4 13.9 1114 14 1035 13.0 406 374 51 47 7.50 1.05 -0.12 -0.68 100
48M 1.42 1.37 14.2 13.7 1114 14 1027 12.9 390 358 49 45 7.50 1.05 -0.12 -0.68 100
45M 1.37 132 137 13.2 1114 14 995 12.5 366 342 46 43 7.50 1.05 -0.12 -0.68 100
42M 1.32 1.28 13.2 12.8 1114 14 955 12.0 342 318 43 40 7.50 1.05 -0.12 -0.68 100
40M 1.28 125 128 12.5 1114 14 923 11.6 326 302 41 38 7.50 1.05 -0.12 -0.68 100
38M 1.25 1.22 12.5 12.3 1114 14 899 11.3 310 287 39 36 7.50 1.05 -0.12 -0.68 100
35M 1.22 117 122 11.7 1114 14 868 10.9 287 263 36 33 7.50 1.05 -0.12 -0.68 100
33M 1.17 1.13 11.7 11.3 1114 14 836 10.5 271 247 36 33 7.50 1.05 -0.12 -0.68 100
30M 1.13 1.08 11.3 10.8 1114 14 796 10.0 247 223 31 28 7.50 1.05 -0.12 -0.68 100
H 54H 1.49 1.44 14.9 14.4 1353 17 1075 13.5 438 398 55 50 7.50 1.05 -0.12 -0.66 120
52H 146 142 146 14.2 1353 17 1059 13.3 422 382 53 48 7.50 1.05 -0.12 -0.66 120
50H 1.44 1.39 14.4 13.9 1353 17 1043 13.1 406 374 51 47 7.50 1.05 -0.12 -0.66 120
48H 142 136 142 13.6 1353 17 1027 12.9 390 358 49 45 7.50 1.05 -0.12 -0.66 120
45H 1.37 1.32 13.7 13.2 1353 17 995 12.5 366 342 46 43 7.50 1.05 -0.12 -0.66 120
42H 1.32 1.28 13.2 12.8 1353 17 955 12.0 342 318 43 40 7.50 1.05 -0.12 -0.66 120
40H 1.28 1.25 12.8 12.5 1353 17 923 11.6 326 302 41 38 7.50 1.05 -0.12 -0.66 120
38H 1.25 1.22 12.5 12.3 1353 17 899 11.3 310 287 39 36 7.50 1.05 -0.12 -0.66 120
35H 1.22 1.1712.2 12.2 11.7 1353 17 868 10.9 287 263 36 33 7.5 1.05 -0.12 -0.66 120
33H 1.17 1.13 11.7 11.3 1353 17 836 10.5 271 247 34 31 7.50 1.05 -0.12 -0.66 120
30H 1.13 1.08 11.3 10.8 1353 17 796 10.0 247 223 31 28 7.5 1.05 -0.12 -0.66 120
SH 54SH 1.49 1.44 14.9 14.4 1592 20 1075 13.5 438 398 55 50 7.50 1.04 -0.115 -0.56 150
52SH 1.46 1.42 14.6 14.2 1592 20 1059 13.3 422 390 53 49 7.50 1.04 -0.115 -0.56 150
50SH 1.42 1.39 142 13.9 1592 20 1043 13.1 406 374 51 47 7.50 1.04 -0.115 -0.56 150
48SH 1.40 1.36 14.0 13.6 1592 20 1035 13.0 390 358 49 45 7.50 1.04 -0.115 -0.56 150
45SH 1.37 1.32 13.7 13.2 1592 20 995 12.5 366 342 46 43 7.50 1.04 -0.115 -0.56 150
42SH 1.32 1.28 13.2 12.8 1592 20 955 12.0 342 318 43 40 7.50 1.04 -0.115 -0.56 150
40SH 1.28 1.25 12.8 12.5 1592 20 939 11.8 326 302 41 38 7.50 1.04 -0.115 -0.56 150
38SH 1.25 1.22 12.5 12.2 1592 20 907 11.4 310 287 39 36 7.50 1.04 -0.115 -0.56 150
35SH 1.22 1.17 12.2 11.7 1592 20 876 11.0 287 263 36 33 7.50 1.04 -0.115 -0.56 150
33SH 1.17 1.13 11.7 11.3 1592 20 844 10.6 271 247 34 31 7.50 1.04 -0.115 -0.56 150
30SH 1.13 1.08 11.3 10.8 1592 20 804 10.1 247 223 31 28 7.50 1.04 -0.115 -0.56 150
KH 52KH 1.46 1.42 14.6 14.2 1751 22 1059 13.3 422 390 53 49 7.50 1.04 -0.115 -0.53 160
50KH 1.42 1.39 14.2 13.9 1751 22 1043 13.1 406 374 51 47 7.50 1.04 -0.115 -0.53 160
48KH 1.40 1.36 14.0 13.6 1751 22 1031 12.9 490 358 49 45 7.50 1.04 -0.115 -0.53 160
45KH 1.37 1.32 13.7 13.2 1751 22 1003 12.6 366 342 46 43 7.50 1.04 -0.115 -0.53 160
42KH 1.32 1.28 13.2 12.8 1751 22 971 12.2 342 318 43 40 7.50 1.04 -0.115 -0.53 160
40KH 1.28 1.25 12.8 12.5 1751 22 947 11.9 326 302 41 38 7.50 1.04 -0.115 -0.53 160
38KH 1.25 1.22 12.5 12.2 1751 22 923 11.6 310 287 39 36 7.50 1.04 -0.115 -0.53 160
35KH 1.22 1.17 12.2 11.7 1751 22 884 11.1 287 263 36 33 7.50 1.04 -0.115 -0.53 160
33KH 1.17 1.13 11.7 11.3 1751 22 860 10.8 271 247 34 31 7.50 1.04 -0.115 -0.53 160
30KH 1.13 1.08 11.3 10.8 1751 22 812 10.2 247 223 31 28 7.50 1.04 -0.115 -0.53 160
UH 52UH 1.46 1.42 14.6 14.2 1990 25 1059 13.3 422 390 53 49 7.55 1.03 -0.11 -0.50 180
50UH 1.42 1.39 14.2 13.9 1990 25 1043 13.1 406 374 51 47 7.55 1.03 -0.11 -0.50 180
48UH 1.40 1.36 14 13.6 1990 25 1031 12.9 390 358 49 45 7.55 1.03 -0.11 -0.50 180
45UH 1.36 1.32 13.6 13.2 1990 25 1003 12.6 366 342 46 43 7.55 1.03 -0.11 -0.50 180
42UH 1.32 1.28 13.2 12.8 1990 25 971 12.2 342 318 43 40 7.55 1.03 -0.11 -0.50 180
40UH 1.28 1.25 128 12.5 1990 25 923 11.6 326 302 41 38 7.55 1.03 -0.11 -0.50 180
38UH 1.25 1.22 12.5 12.2 1990 25 907 11.4 310 287 39 36 7.55 1.03 -0.11 -0.50 180
35UH 1.22 1.17 12.2 11.7 1990 25 860 10.8 287 263 36 33 7.55 1.03 -0.11 -0.50 180
33UH 1.17 1.13 11.7 11.3 1990 25 852 10.7 271 247 34 31 7.55 1.03 -0.11 -0.50 180
30UH 1.13 1.08 11.3 10.8 1990 25 812 10.2 247 223 31 28 7.55 1.03 -0.11 -0.50 180
VH 50VH 1.42 1.39 14.2 13.9 2149 27 1043 13.1 406 374 51 47 7.55 1.03 -0.11 -0.48 190
48VH 1.40 1.36 14.0 13.6 2149 27 1031 12.9 390 358 49 45 7.55 1.03 -0.11 -0.48 190
45VH 1.36 1.32 13.6 13.2 2149 27 1003 12.6 366 342 46 43 7.55 1.03 -0.11 -0.48 190
42VH 1.32 1.28 132 12.8 2149 27 971 12.2 342 318 43 40 7.55 1.03 -0.11 -0.48 190
40VH 1.28 1.25 12.8 12.5 2149 27 947 11.9 326 302 41 38 7.55 1.03 -0.11 -0.48 190
38VH 1.25 122 125 12.2 2149 27 923 11.6 310 287 39 36 7.55 1.03 -0.11 -0.48 190
35VH 1.22 1.17 12.2 11.7 2149 27 884 11.1 287 263 36 33 7.55 1.03 -0.11 -0.48 190
33VH 1.17 1.13 11.7 11.3 2149 27 860 10.8 271 247 34 31 7.55 1.03 -0.11 -0.48 190
30VH 1.13 1.08 11.3 10.8 2149 27 852 10.7 247 223 31 28 7.55 1.03 -0.11 -0.48 190
EH 50EH 1.42 1.39 14.2 13.9 2388 30 1043 13.1 406 374 51 47 7.60 1.03 -0.10 -0.45 200
48EH 1.35 1.40 13.5 14.0 2388 30 1031 12.9 390 358 49 45 7.60 1.03 -0.10 -0.45 200
45EH 1.36 1.32 13.6 13.2 2388 30 1003 12.6 366 342 46 43 7.60 1.03 -0.10 -0.45 200
42EH 1.32 1.28 13.2 12.8 2388 30 970 12.2 342 318 43 40 7.60 1.03 -0.10 -0.45 200
40EH 1.28 125 128 12.5 2388 30 947 11.9 326 302 41 38 7.60 1.03 -0.10 -0.45 200
38EH 1.25 1.22 12.5 12.2 2388 30 915 11.5 310 287 39 36 7.60 1.03 -0.10 -0.45 200
35EH 1.22 1.17 12 11.7 2388 30 884 11.1 287 263 36 33 7.60 1.03 -0.10 -0.45 200
33EH 1.17 1.13 11.7 11.3 2388 30 860 10.8 271 247 34 31 7.60 1.03 -0.10 -0.45 200
30EH 1.13 1.08 113 10.8 2388 30 820 10.3 247 223 31 28 7.60 1.03 -0.10 -0.45 200
FH 48FH 1.36 1.40 13.5 14.0 2547 32 1031 12.9 390 358 49 45 7.60 1.03 -0.10 -0.45 210
45FH 1.36 1.32 136 13.2 2547 32 1003 12.6 366 342 46 43 7.60 1.03 -0.10 -0.45 210
42FH 1.32 1.28 13.2 12.8 2547 32 970 12.2 342 318 43 40 7.60 1.03 -0.10 -0.45 210
40FH 1.28 1.25 13 12.5 2547 32 947 11.9 326 302 41 38 7.60 1.03 -0.10 -0.45 210
38FH 1.25 1.22 12.5 12.2 2547 32 915 11.5 310 287 39 36 7.60 1.03 -0.10 -0.45 210
35FH 1.22 1.17 12.2 11.7 2547 32 884 11.1 287 263 36 33 7.60 1.03 -0.10 -0.45 210
33FH 1.17 1.13 11.7 11.3 2547 32 860 10.8 271 247 34 31 7.60 1.03 -0.10 -0.45 210
30FH 1.13 1.08 11.3 10.8 2547 32 820 10.3 247 223 31 28 7.60 1.03 -0.10 -0.45 210
AH 45AH 1.36 1.32 13.6 13.2 2786 35 1003 12.6 366 342 46 43 7.60 1.03 -0.10 -0.45 230
42AH 1.32 1.28 13.2 12.8 2786 35 970 12.2 342 318 43 40 7.60 103 -0.10 -0.45 230
40AH 1.28 1.25 12.8 12.5 2786 35 947 11.9 326 302 41 38 7.60 1.03 -0.10 -0.45 230
38AH 1.25 1.22 125 12.2 2786 35 915 11.5 310 287 39 36 7.60 1.03 -0.10 -0.45 230
35AH 1.20 1.17 12.0 11.7 2786 35 883 11.1 287 263 36 33 7.60 1.03 -0.10 -0.45 230
33AH 1.17 1.11 11.7 11.1 2786 35 844 10.6 271 239 34 31 7.60 1.03 -0.10 -0.45 230
30AH 1.13 1.07 11.3 10.7 2786 35 812 10.2 247 215 31 7 7.60 1.03 -0.10 -0.45 230
28AH 1.09 1.02 10.9 10.2 2786 35 772 9.7 231 199 29 25 7.60 1.03 -0.10 -0.45 230
TH 42TH 1.32 1.28 13.2 12.8 3104 39 970 12.2 342 318 43 40 7.60 1.03 -0.10 -0.42 250
40TH 1.28 1.25 12.8 12.5 3182 40 947 11.9 326 302 41 38 7.60 1.03 -0.10 -0.42 250
38TH 1.25 1.22 12.5 12.2 3182 40 915 11.5 310 287 39 36 7.60 1.03 -0.10 -0.42 250
35TH 1.22 1.17 122 11.7 3182 40 867 10.9 287 263 36 33 7.60 1.03 -0.10 -0.42 250
33TH 1.17 1.11 11.7 11.1 3182 40 851 10.7 271 239 34 31 7.60 1.03 -0.10 -0.42 250
30TH 1.13 1.08 11 10.8 3182 40 820 10.3 247 223 31 28 7.60 1.03 -0.10 -0.42 250

Note：Temperature Coefficient calucalated by temperature range:Hcj＜20kOe,ΔT:20-100℃;Hcj≥20kOe，ΔT:20-150℃，Please contact our sales staff for more demagnetization curve.

ELECTROPLATING CAPABILITY

Type Thickness(μm) PCT(h) SST (h) Working Temperature(℃) Surface Tension Features
White Zn ≥12 - ≥24 160 42 Good adhesion
Colour Zn ≥12 - ≥96 160 42 Good adhesion
Ni ≥12 ≥96 ≥12 260 36 High temperature resistance,high hardness
Ni+Cu+Ni ≥12 ≥96 ≥48 260 36 High temperature resistance,high hardness
Chemical Ni ≥12 ≥96 ≥48 260 36 High temperature resistance,high hardness
Epoxy ≥20 ≥48 ≥48 200 32 Insulation,high temperature resistance
Ni+Cu+Epoxy ≥20 ≥48 ≥160 200 36 Insulation,salt spray resistance
IVD Al ≥12 ≥96 ≥96 300 38 Good adhesion,high temperature resistance
Nano Coating ≥20μm ≥380 ≥500 300 50 Environmentally friendly,corrosion resistance
Phosphating - - - - 50 Low cost
Blueing - - - - 50 Low cost,environmentally friendly
REMARKS

1. SST Environment: 35±2℃,5%NaCl,PH=6.5-7.2,Salt spray sinking 1.5ml/Hr.
2. PCT Environment: 120±3℃,2-2.4atm, distilled water PH=6.7-7.2 , 100%RH

 Please contact us for any special requests

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