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- MAGNETIC PROPERTIES
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Description of Neodymium Magnets N42 D20XH8mm Axial Nickel Coating
Grade | N42 |
Dimension | D20XH8mm |
Coating | Ni-Cu-Ni |
Magnetzied direction | Through thickness |
Tolerance | ±0.05mm |
Weight | 18.84g/pc |
Temperature max | 80°c |
Package | Vacuum bag + Box + Foam + Carton |
Shipping | Courier or Sea or Air |
Neodymium magnets N42 grade with diameter 20mm and height of 8mm, it provides pulling force of 23.31lbs, with central gauss value of more than 4000. This magnet is applied under N series grade which the max working temperature is 80 °. The magnet coated with standard nickel with a thickness of round 20μm. Disc shape magnets are widely used in different applications from home decoration to automatic industry.
And we are able to provide this magnets from lower grade of N35 to higher grade of N38EH or even higher. Our standard production time for the magnets including package is 25days.
For some of our magnets which we have stock, we can send free sample to our clients and price for the magnet is always related with the final order quantity. Please feel free to contact us for your better choice of the customized magnets.
Application
Comparison of Products
Comparison of Packaging
MAGNETIC PROPERTIES
Grade | Residual Induction Br | Coercive Force HcB | Intrinsic Coercive Hcj | Energy Product(BH)max | Max Working Temp. | ||||||||
Kgs | T | KOe | KA/m | Koe | KA/m | MGOe | KJ/m | L/D≥0.7 | |||||
Max | Min | Max | Min | Min | Min | Min | Min | Max | Min | Max | Min | ℃ | |
N35 | 12.30 | 11.80 | 1.23 | 1.18 | ≥10.9 | ≥868 | ≥12 | ≥955 | 36 | 33 | 287 | 263 | ≤80 |
N38 | 12.60 | 12.30 | 1.26 | 1.23 | ≥11.3 | ≥899 | ≥12 | ≥955 | 39 | 36 | 311 | 287 | ≤80 |
N40 | 12.90 | 12.60 | 1.29 | 1.26 | ≥11.4 | ≥907 | ≥12 | ≥955 | 41 | 38 | 327 | 302 | ≤80 |
N42 | 13.30 | 12.90 | 1.33 | 1.29 | ≥11.5 | ≥915 | ≥12 | ≥955 | 43 | 40 | 342 | 318 | ≤80 |
N45 | 13.70 | 13.30 | 1.37 | 1.33 | ≥11.0 | ≥876 | ≥12 | ≥955 | 46 | 43 | 366 | 342 | ≤80 |
N48 | 14.10 | 13.70 | 1.41 | 1.37 | ≥10.5 | ≥836 | ≥11 | ≥876 | 49 | 45 | 390 | 358 | ≤80 |
N50 | 14.50 | 14.00 | 1.45 | 1.40 | ≥10.5 | ≥836 | ≥11 | ≥876 | 51 | 47 | 406 | 374 | ≤60 |
N52 | 14.80 | 14.30 | 1.48 | 1.43 | ≥10.5 | ≥836 | ≥11 | ≥876 | 53 | 49 | 422 | 390 | ≤60 |
35M | 12.30 | 11.80 | 1.23 | 1.18 | ≥10.9 | ≥868 | ≥14 | ≥1114 | 36 | 34 | 287 | 271 | ≤100 |
38M | 12.60 | 12.30 | 1.26 | 1.23 | ≥11.3 | ≥899 | ≥14 | ≥1114 | 39 | 36 | 311 | 287 | ≤100 |
40M | 12.90 | 12.60 | 1.29 | 1.26 | ≥11.6 | ≥923 | ≥14 | ≥1114 | 41 | 38 | 327 | 302 | ≤100 |
42M | 13.30 | 12.90 | 1.33 | 1.29 | ≥12.0 | ≥955 | ≥14 | ≥1114 | 43 | 40 | 342 | 318 | ≤100 |
45M | 13.70 | 13.30 | 1.37 | 1.33 | ≥12.5 | ≥995 | ≥14 | ≥1114 | 46 | 43 | 366 | 342 | ≤100 |
48M | 14.10 | 13.70 | 1.41 | 1.37 | ≥12.9 | ≥1027 | ≥14 | ≥1114 | 49 | 45 | 390 | 358 | ≤100 |
50M | 14.50 | 14.00 | 1.45 | 1.40 | ≥13.0 | ≥1033 | ≥14 | ≥1114 | 51 | 47 | 406 | 374 | ≤100 |
35H | 12.30 | 11.80 | 1.23 | 1.18 | ≥10.9 | ≥868 | ≥17 | ≥1353 | 36 | 33 | 287 | 263 | ≤120 |
38H | 12.60 | 12.30 | 1.26 | 1.23 | ≥11.3 | ≥899 | ≥17 | ≥1353 | 39 | 36 | 311 | 287 | ≤120 |
40H | 12.90 | 12.60 | 1.29 | 1.26 | ≥11.6 | ≥923 | ≥17 | ≥1353 | 41 | 38 | 327 | 302 | ≤120 |
42H | 13.30 | 12.90 | 1.33 | 1.29 | ≥12.0 | ≥955 | ≥17 | ≥1353 | 43 | 40 | 342 | 318 | ≤120 |
45H | 13.70 | 13.30 | 1.37 | 1.33 | ≥12.3 | ≥979 | ≥17 | ≥1353 | 46 | 43 | 366 | 342 | ≤120 |
48H | 14.10 | 13.70 | 1.41 | 1.37 | ≥12.5 | ≥995 | ≥17 | ≥1353 | 49 | 46 | 390 | 366 | ≤120 |
35SH | 12.30 | 11.80 | 1.23 | 1.18 | ≥11.0 | ≥876 | ≥20 | ≥1592 | 36 | 33 | 287 | 263 | ≤150 |
38SH | 12.60 | 12.30 | 1.26 | 1.23 | ≥11.4 | ≥907 | ≥20 | ≥1592 | 39 | 36 | 311 | 287 | ≤150 |
40SH | 12.90 | 12.60 | 1.29 | 1.26 | ≥11.6 | ≥939 | ≥20 | ≥1592 | 41 | 38 | 326 | 302 | ≤150 |
42SH | 13.30 | 12.90 | 1.33 | 1.29 | ≥12.4 | ≥987 | ≥20 | ≥1592 | 43 | 40 | 342 | 318 | ≤150 |
45SH | 13.70 | 13.20 | 1.37 | 1.32 | ≥12.6 | ≥1003 | ≥20 | ≥1592 | 46 | 42 | 366 | 334 | ≤150 |
33UH | 11.80 | 11.40 | 1.18 | 1.14 | ≥10.7 | ≥852 | ≥25 | ≥1989 | 34 | 31 | 271 | 247 | ≤180 |
35UH | 12.30 | 11.80 | 1.23 | 1.18 | ≥10.8 | ≥860 | ≥25 | ≥1989 | 36 | 33 | 287 | 263 | ≤180 |
38UH | 12.60 | 12.30 | 1.26 | 1.23 | ≥11.3 | ≥899 | ≥25 | ≥1989 | 39 | 36 | 311 | 287 | ≤180 |
40UH | 12.90 | 12.50 | 1.29 | 1.25 | ≥11.3 | ≥899 | ≥25 | ≥1989 | 41 | 38 | 326 | 302 | ≤180 |
33EH | 11.80 | 11.40 | 1.18 | 1.14 | ≥10.3 | ≥820 | ≥30 | ≥2388 | 34 | 31 | 271 | 247 | ≤200 |
35EH | 12.30 | 11.70 | 1.23 | 1.17 | ≥10.5 | ≥836 | ≥30 | ≥2388 | 36 | 33 | 287 | 263 | ≤200 |
38EH | 12.60 | 12.20 | 1.26 | 1.22 | ≥11.3 | ≥899 | ≥30 | ≥2388 | 39 | 35 | 311 | 287 | ≤200 |
video
Youtube: https://youtu.be/QX4LamcDmdM