Counter Sunk Magnet
Features: Specail Counter sunk hole NdFeB magnet
1) Size: (D3+D5)*d0.8*6mm
2) Grade: N38
3) Surface Treatment: Nickle, ≥15um
4)Tolerance: +/-0.05mm
5) Magnetized through thickness 6mm
6) ISO9001:2008; ISO/TS16949 passed
Packing:
Inner packing: small white box
Outer packing: Carton with OPP bag
Grade | Remanence induction | Coercive force | Intrinsic Coercive force | maximum Energy product | Temperature | Density | ||||
Br | Hcb | Hcj | (BH)max | Tw | ρ | |||||
T | KGs | KA/m | KOe | KA/m | KOe | KJ/m3 | MGOe | ℃ | g/cm3 | |
N35 | 1.17-1.22 | 11.7-12.2 | ≥859 | ≥10.8 | ≥955 | ≥12 | 263-287 | 33-36 | ≤80 | ≥7.4 |
N38 | 1.22-1.26 | 12.2-12.6 | ≥859 | ≥10.8 | ≥955 | ≥12 | 287-303 | 36-38 | ≤80 | ≥7.5 |
N40 | 1.26-1.29 | 12.6-12.9 | ≥836 | ≥10.5 | ≥955 | ≥12 | 303-318 | 38-40 | ≤80 | ≥7.5 |
N42 | 1.29-1.32 | 12.9-13.2 | ≥836 | ≥10.5 | ≥955 | ≥12 | 318-342 | 40-43 | ≤80 | ≥7.5 |
N45 | 1.32-1.37 | 13.2-13.7 | ≥836 | ≥10.5 | ≥955 | ≥12 | 342-359 | 43-45 | ≤80 | ≥7.5 |
N48 | 1.36-1.42 | 13.6-14.2 | ≥836 | ≥10.5 | ≥955 | ≥12 | 358-382 | 45-49 | ≤80 | ≥7.5 |
N50 | 1.40-1.45 | 14.0-14.5 | ≥836 | 10.5 | ≥955 | ≥12 | 374-406 | 47-51 | ≤80 | ≥7.5 |
N52 | 1.42-1.48 | 14.2-14.8 | ≥836 | ≥10.5 | ≥876 | ≥11 | 389-422 | 49-53 | ≤80 | ≥7.5 |
Generally Information of Neodymium Rare Earth Magnet.
1. Material of Neodymium Rare Earth Magnet: Sintered Neodymium-Iron-Boron.
2. The Neodymium Rare Earth Magnet is the strongest power magnets in all of the permanent magnets.
3. Grade of Neodymium Rare Earth Magnet: N35 to N52; N33M to N50M; N35H to N48H, N35SH to N45SH; N28UH to N40UH, N28EH to N38EH and N28AH to N33AH.
4. Excellent strength value: the highest (BH)max reaches up to 53MGOe.
5. Extremely Resistance to demagnetization with Hcj, the intrinsic coercive force can be over 33,000Oe.
6. Moderate temperature stablity: under 80℃ for low Hcj NdFeB magnet and above 200 ℃ for high Hcj NdFeB magnet.
7. Coating: Effective Surface treatment to prevent corrosion, such as Nickel, Ni-Cu-Ni co, Zinc, gold, siliver, tin(Sn), epoxy, chemical, parylene, etc.
8.Shapes and sizes: various different sizes can be custom produced according to our customers' requests.
9. Application: Sensors, Motors, Rotors, Wind turbines/wind generators, Loudspeakers, Magnetic hooks & holder, Filters, Automobiles, etc.
