Minimum Minimal Number

Magnetized and Real Characteristics
Numerous grades of Neodymium magnets occur to aid multiple professional applications. The range of Neo grades typically stretches from 33 MGOe to 52 MGOe. This range enables optimizing expense, overall performance, and functional temperature resistance.

The standard convention for “Grade” is by using the worthiness regarding the specific magnet alloy’s Energy Density or optimum Energy item. Frequently, you will find letters or a-two digit number suffix attached to the level which indicates the Intrinsic Coercive Force (Hci) level of the magnet alloy. This Hci is a great indicator associated with the maximum allowable temperature a specific Neo alloy can tolerate before irreversible demagnetizing occurs.

The bigger the “Grade quantity,” the higher the vitality Density. Generally, the greater the Energy Density, the more powerful the magnet, but this is quite definitely influenced by the magnet’s functional environment.

* Maximum Operating Temperature for this Group is 60°C / 140°F ( L/D ≥0.7)
Dura
Magnetic
Grade Typical
Business
Notation Residual
Induction
Br Coercive
Energy
Hc Intrinsic
Coercive
Power
Hci Optimum
Energy
Item
(BH)max
Range Minimum Minimal Number
k-Gauss Tesla k-Oersted kA/m k-Oersted kA/m MGOe kJ/m3
5011 N50 14.0 – 14.5 1.40 – 1.45 10.5 836 11 876 47 – 51 374 – 406
5211 N52 14.4 -14.8 1.44 – 1.48 10.5 836 11 876 49 – 53 390 – 422

* Maximum working Temperature because of this Group is 80°C / 176°F ( L/D ≥0.7)
Dura
Magnetic
Grade Typical
Business
Notation Residual
Induction
Br Coercive
Power
Hc Intrinsic
Coercive
Force
Hci Optimal
Energy
Item
(BH)max
3512 N35 11.8 – 12.3 1.18 – 1.23 10.9 868 12 955 34 – 36 263 – 287
3812 N38 12.3 – 12.6 1.23 – 1.26 11.3 899 12 955 36 – 39 287 – 311
4012 N40 12.6 – 12.9 1.26 – 1.29 11.4 907 12 955 38 – 41 302 – 327
4212 N42 12.9 – 13.3 1.29 – 1.33 11.5 915 12 955 40 – 43 318 – 342
4512 N45 13.3 – 13.7 1.33 – 1.37 11.0 876 12 955 43 – 46 342 – 366
4812 N48 13.7-14.1 1.37 – 1.41 10.5 836 12 955 45 – 49 358 – 390
* optimal working Temperature for this Group is 100°C / 212°F ( L/D ≥0.7)
Dura
Magnet
Level Common
Industry
Notation Residual
Induction
Br Coercive
Energy
Hc Intrinsic
Coercive
Power
Hci Maximum
Power
Item
(BH)max
Range Minimum Minimal Number
k-Gauss Tesla k-Oersted kA/m k-Oersted kA/m MGOe kJ/m3
3314 N33M 11.3 – 11.8 1.13 – 1.18 10.5 836 14 1,114 31 – 34 247 – 271
3514 N35M 11.8 – 12.3 1.18 – 1.23 10.9 868 14 1,114 34 – 36 263 – 287
3814 N38M 12.3 – 12.6 1.23 – 1.26 11.3 899 14 1,114 36 – 39 287 – 311
4014 N40M 12.6 – 12.9 1.26 – 1.29 11.6 923 14 1,114 38 – 41 302 – 327
4214 N42M 12.9 – 13.3 1.29 – 1.33 12.0 955 14 1,114 40 – 43 318 – 342
4514 N45M 13.3 – 13.7 1.33 – 1.37 12.5 995 14 1,114 43 – 46 342 – 366
4814 N48M 13.7 -14.1 1.37 – 1.41 12.9 1,027 14 1,114 45 – 49 358 – 390
5014 N50M 14.0 – 14.5 1.40 – 1.45 13.0 1,033 14 1,114 47 – 51 374 – 406

* Maximum Operating Temperature with this Group is 120°C / 248°F ( L/D ≥0.7d the outer field. A magnet may likewise be dependent upon a power driving it toward some path, as indicated by the positions and directions of the magnet and source.
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erromagnetic materials can be partitioned into attractively “delicate” materials like strengthened iron, which can be polarized yet don’t will in general remain charged, and attractively “hard” materials, which do.