NdFeB rare earth permanent magnet epoxy coating customized magnet
NdFeB magnets are one of the strongest types of rare earth permanent magnets available, with a much larger (BH) max than samarium cobalt magnets. Neodymium iron boron magnets have excellent performance, so they are usually the preferred magnets for many applications in a wide range of industries.
Please see the following our neo magnet grade
grade | Br | Hcb | Hcj | (BH)max | temperature coefficient | Max working temperature | |||||
α Br | β Hcj | ||||||||||
T | kGs | kA/m | kOe | kA/m | kOe | kJ/m3 | MGOe | %/℃ | %/℃ | ℃ | |
N54 | 1.45-1.48 | 14.5-14.8 | ≥836 | ≥10.5 | ≥876 | ≥11 | 415-461 | 52-58 | -0.12 | -0.65 | 80 |
N52 | 1.42-1.45 | 14.2-14.8 | ≥836 | ≥10.5 | ≥876 | ≥11 | 398-415 | 50-52 | -0.12 | -0.65 | 80 |
N50 | 1.40-1.42 | 14.0-14.5 | ≥836 | ≥10.5 | ≥955 | ≥12 | 374-398 | 47-50 | -0.12 | -0.65 | 80 |
N48 | 1.37-1.40 | 13.7-14.2 | ≥836 | ≥10.5 | ≥955 | ≥12 | 358-374 | 45-48 | -0.12 | -0.65 | 80 |
N45 | 1.32-1.37 | 13.2-13.7 | ≥836 | ≥10.5 | ≥955 | ≥12 | 342-358 | 43-45 | -0.12 | -0.65 | 80 |
N42 | 1.29-1.32 | 12.9-13.2 | ≥836 | ≥10.5 | ≥955 | ≥12 | 318-334 | 40-42 | -0.12 | -0.65 | 80 |
N40 | 1.26-1.29 | 12.6-12.9 | ≥836 | ≥10.5 | ≥955 | ≥12 | 303-318 | 38-40 | -0.12 | -0.65 | 80 |
N38 | 1.22-1.26 | 12.2-12.6 | ≥859 | ≥10.8 | ≥955 | ≥12 | 287-303 | 36-38 | -0.12 | -0.65 | 80 |
N35 | 1.17-1.21 | 11.7-12.1 | ≥859 | ≥10.8 | ≥955 | ≥12 | 263-279 | 33-35 | -0.12 | -0.65 | 80 |
N33 | 1.14-1.17 | 11.4-11.7 | ≥836 | ≥10.5 | ≥955 | ≥12 | 247-263 | 31-33 | -0.12 | -0.65 | 80 |
N30 | 1.08-1.12 | 10.8-11.2 | ≥796 | ≥10.0 | ≥955 | ≥12 | 223-239 | 28-30 | -0.12 | -0.65 | 80 |
N52M | 1.42-1.45 | 14.2-14.5 | ≥995 | 12.5 | ≥1114 | ≥14 | 389-422 | 49-53 | -0.12 | -0.65 | 100 |
N50M | 1.39-1.45 | 13.9-14.5 | ≥1050 | ≥13.2 | ≥1114 | ≥14 | 374-406 | 47-51 | -0.12 | -0.65 | 100 |
N48M | 1.37-1.42 | 13.7-14.2 | ≥1018 | ≥12.8 | ≥1114 | ≥14 | 366-390 | 46-49 | -0.12 | -0.65 | 100 |
N45M | 1.32-1.38 | 13.2-13.8 | ≥987 | ≥12.4 | ≥1114 | ≥14 | 334-366 | 42-46 | -0.12 | -0.65 | 100 |
N42M | 1.29-1.32 | 12.9-13.2 | ≥955 | ≥12.0 | ≥1114 | ≥14 | 318-334 | 40-42 | -0.12 | -0.65 | 100 |
N40M | 1.26-1.29 | 12.6-12.9 | ≥939 | ≥11.8 | ≥1114 | ≥14 | 303-318 | 38-40 | -0.12 | -0.65 | 100 |
N38M | 1.22-1.26 | 12.2-12.6 | ≥916 | ≥11.5 | ≥1114 | ≥14 | 287-303 | 36-38 | -0.12 | -0.65 | 100 |
N35M | 1.17-1.21 | 11.7-12.1 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 263-279 | 33-35 | -0.12 | -0.65 | 100 |
N33M | 1.14-1.17 | 11.4-11.7 | ≥852 | ≥10.7 | ≥1114 | ≥14 | 247-263 | 31-33 | -0.12 | -0.65 | 100 |
N30M | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥1114 | ≥14 | 223-239 | 28-30 | -0.12 | -0.65 | 100 |
N52H | 1.42-1.45 | 14.2-14.5 | ≥1035 | ≥13.0 | ≥1353 | ≥16.5 | 398-422 | 50-53 | -0.11 | -0.58 | 120 |
N50H | 1.39-1.42 | 13.9-14.2 | ≥1035 | ≥13.0 | ≥1353 | ≥17 | 374-398 | 47-50 | -0.11 | -0.58 | 120 |
N48H | 1.36-1.42 | 13.6-14.2 | ≥1026 | ≥12.9 | ≥1353 | ≥17 | 358-374 | 45-49 | -0.11 | -0.58 | 120 |
N45H | 1.32-1.38 | 13.2-13.8 | ≥987 | ≥12.4 | ≥1353 | ≥17 | 334-366 | 42-46 | -0.11 | -0.58 | 120 |
N42H | 1.29-1.32 | 12.9-13.2 | ≥955 | ≥12.0 | ≥1353 | ≥17 | 318-334 | 40-42 | -0.11 | -0.58 | 120 |
N40H | 1.26-1.29 | 12.6-12.9 | ≥939 | ≥11.8 | ≥1353 | ≥17 | 303-318 | 38-40 | -0.11 | -0.62 | 120 |
N38H | 1.22-1.26 | 12.2-12.6 | ≥916 | ≥11.6 | ≥1353 | ≥17 | 287-303 | 36-38 | -0.11 | -0.62 | 120 |
N35H | 1.17-1.21 | 11.7-12.1 | ≥875 | ≥11.0 | ≥1353 | ≥17 | 263-279 | 33-35 | -0.11 | -0.62 | 120 |
N33H | 1.14-1.17 | 11.4-11.7 | ≥851 | ≥10.7 | ≥1353 | ≥17 | 247-263 | 31-33 | -0.11 | -0.62 | 120 |
N30H | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥1353 | ≥17 | 223-239 | 28-30 | -0.11 | -0.62 | 120 |
N50SH | 1.39-1.42 | 13.9-14.2 | ≥1035 | ≥13.0 | ≥1500 | ≥19 | 398-415 | 47-50 | -0.11 | -0.6 | 150 |
N48SH | 1.36-1.42 | 13.6-14.2 | ≥1026 | ≥12.9 | ≥1592 | ≥20 | 358-398 | 45-49 | -0.11 | -0.6 | 150 |
N45SH | 1.32-1.36 | 13.2-13.6 | ≥987 | ≥12.4 | ≥1592 | ≥20 | 334-366 | 42-46 | -0.11 | -0.6 | 150 |
N42SH | 1.29-1.32 | 12.9-13.2 | ≥963 | ≥12.1 | ≥1592 | ≥20 | 318-334 | 40-42 | -0.11 | -0.6 | 150 |
N40SH | 1.26-1.29 | 12.6-12.9 | ≥931 | ≥11.7 | ≥1592 | ≥20 | 303-318 | 38-40 | -0.11 | -0.6 | 150 |
N38SH | 1.22-1.26 | 12.2-12.6 | ≥899 | ≥11.3 | ≥1592 | ≥20 | 287-303 | 36-38 | -0.11 | -0.6 | 150 |
N35SH | 1.17-1.21 | 11.7-12.1 | ≥876 | ≥11.0 | ≥1592 | ≥20 | 263-279 | 33-35 | -0.11 | -0.6 | 150 |
N33SH | 1.14-1.17 | 11.4-11.7 | ≥851 | ≥10.7 | ≥1592 | ≥20 | 247-263 | 31-33 | -0.11 | -0.6 | 150 |
N30SH | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥1592 | ≥20 | 223-239 | 28-30 | -0.11 | -0.6 | 150 |
N45UH | 1.32-1.36 | 13.2-13.6 | ≥987 | ≥12.4 | ≥1990 | ≥25 | 334-366 | 42-46 | -0.1 | -0.55 | 180 |
N42UH | 1.29-1.32 | 12.9-13.2 | ≥963 | ≥12.1 | ≥1990 | ≥25 | 318-334 | 40-42 | -0.1 | -0.55 | 180 |
N40UH | 1.26-1.32 | 12.6-13.2 | ≥939 | ≥11.8 | ≥1990 | ≥25 | 303-318 | 38-40 | -0.1 | -0.55 | 180 |
N38UH | 1.22-1.26 | 12.2-12.6 | ≥915 | ≥11.5 | ≥1990 | ≥25 | 287-303 | 36-38 | -0.1 | -0.55 | 180 |
N35UH | 1.17-1.21 | 11.7-12.1 | ≥875 | ≥11.0 | ≥1990 | ≥25 | 263-279 | 33-35 | -0.1 | -0.55 | 180 |
N33UH | 1.14-1.17 | 11.4-11.7 | ≥851 | ≥10.7 | ≥1990 | ≥25 | 247-263 | 31-33 | -0.1 | -0.55 | 180 |
N30UH | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥1990 | ≥25 | 223-239 | 28-30 | -0.1 | -0.55 | 180 |
N38EH | 1.22-1.29 | 12.2-12.9 | ≥907 | ≥11.4 | ≥2388 | ≥30 | 287-318 | 36-40 | -0.09 | -0.5 | 200 |
N35EH | 1.18-1.25 | 11.8-12.5 | ≥875 | ≥11.0 | ≥2388 | ≥30 | 263-295 | 33-37 | -0.09 | -0.5 | 200 |
N33EH | 1.14-1.17 | 11.4-11.7 | ≥851 | ≥10.7 | ≥2388 | ≥30 | 247-263 | 31-33 | -0.09 | -0.5 | 200 |
N30EH | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥2388 | ≥30 | 223-239 | 28-30 | -0.09 | -0.5 | 200 |
N32AH | 1.12-1.20 | 10.8-12.0 | ≥860 | ≥10.8 | ≥2626 | ≥33 | 247-279 | 31-35 | -0.09 | -0.44 | 220 |
The magnetic material properties of epoxy resin coatings are as follows:
1. The maximum temperature resistance can reach 380 ℃.
2. Acid and alkali resistance, corrosion resistance.
3. Multi color. The usual colors are black and gray, but you can customize the colors according to your needs.
4. No hanging points.
5. Salt spray resistance for 72 hours.
6. The coating thickness can reach 10-25um, and the composite coating can reach 35um.
7. The surface is smooth and beautiful.
8. Wear resistance, pressure resistance, and impact resistance.