strong neodymium generator magnet , High Quality Magnet, free sample magnet neodymium , permanent neodymium magnets
1. Shape: Disc(Cylinder), Block, Ring, Countersunk, Segment and more, trapezoid, irregular shape, customized shapes are available
2. Grade:N35,N38,N40,N42,N45,N48,N50,N52, 33M-48M, 33H-48H, 30SH-45SH, 30UH-40UH, 28EH-38EH, 28AH-35AH
3.High energy range from 30MGOe to 53MGOe with wonderful coercive force
4.Coating:Zn,Ni,NiCuNi,Au,Gold,silver,Phosphor,Epoxy Resin,Passivation,etc.
5. Applications: Widly used in industrial areas and Micro products, such as Motor, sensors, loudspeaker, windmill, Auto, National defence, Speaker, Computer, Biology project, Medical treatment, Instrument and Meter etc.
Magnetic characteristics of NdFeb
GRADE
| (Br) | (bHc) | (iHc) | (BH)max | Tw °C | ||||
T | KGs | KA/m | KOe | KA/m | KOe | KJ/m3 | MGOe | ||
N38 | 1.22-1.28 | 12.2-12.8 | ≥899 | ≥11.3 | ≥955 | ≥12 | 287-310 | 36-39 | ≤80 |
N40 | 1.26-1.31 | 12.6-13.1 | ≥923 | ≥11.6 | ≥955 | ≥12 | 302-326 | 38-41 | ≤80 |
N42 | 1.28-1.34 | 12.8-13.4 | ≥923 | ≥11.6 | ≥955 | ≥12 | 318-342 | 40-43 | ≤80 |
N52 | 1.42-1.48 | 14.2-14.8 | ≥796 | ≥10.0 | ≥876 | ≥11 | 390-422 | 49-53 | ≤80 |
N45M | 1.34-1.39 | 13.4-13.9 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 342-366 | 43-46 | ≤100 |
N48M | 1.36-1.42 | 13.6-14.2 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 366-390 | 46-49 | ≤100 |
N45H | 1.33-1.39 | 13.3-13.9 | ≥923 | ≥11.6 | ≥1353 | ≥17 | 342-366 | 43-46 | ≤120 |
N48H | 1.36-1.42 | 13.6-14.2 | ≥923 | ≥11.6 | ≥1274 | ≥16 | 366-390 | 46-49 | ≤120 |
N42SH | 1.28-1.34 | 12.8-13.4 | ≥923 | ≥11.6 | ≥1592 | ≥20 | 318-342 | 40-43 | ≤150 |
N45SH | 1.33-1.39 | 13.3-13.9 | ≥923 | ≥11.6 | ≥1592 | ≥20 | 342-366 | 43-46 | ≤150 |
N38UH | 1.22-1.27 | 12.2-12.7 | ≥899 | ≥11.3 | ≥1990 | ≥25 | 287-310 | 36-39 | ≤180 |
N33EH | 1.13-1.17 | 11.3-11.7 | ≥852 | ≥10.7 | ≥2388 | ≥30 | 247-263 | 31-33 | ≤200 |
N35EH | 1.18-1.22 | 11.8-12.2 | ≥868 | ≥10.9 | ≥2388 | ≥30 | 263-287 | 33-36 | ≤200 |
N30AH | 1.08-1.13 | 10.8-11.3 | ≥812 | ≥10.2 | ≥2786 | ≥35 | 223-247 | 28-31 | ≤220 |
Note:The above mentioned data is given at room temperature. The above-mentioned maximum working temperature of magnet is changeable due to the ratio length and diameter,surface coating and environmental factors.
neodymium 100w permanent magnet generator