Convex-shape NdFeB magnet:
1. Materials: Neodymium-Iron-Boron;
2. Technique:Utilizations of new Sintered NdFeB magnet techniques and equipment such as strip casting, HDDR technology;
3. High coercive force, the max operation temp is up to 200 degree centigrade or 380 curie temperature;
4. High quality with competitive prices;
5. Grade: N33-N52, 33M-48M, 33H-48H, 30SH-45SH, 30UH-38UH and 30EH-35EH;
6. Various shapes and sizes or as per customers' request;
7. Various coatings to protect the magnets, such as Ni, Zn, gold, copper, epoxy, chemical, parylene and so on;
8. Applications: Sensors, motors, rotors, wind turbines/wind generators, loudspeakers, magnetic hooks, magnetic holder, filters automobiles and so on;
Magnetic Properties of Sintered NdFeB magnet
| Type | Residual lndurtion Br(KGs) | Coereive Foree bHe(KOe) | Intrinsic coereive Force iGe(KOe) | Squareness (Hk/iHe) | Max.Energy Product (BH)max.(MGOe) | Max.Openating Temp.(C) | Density (g/cm) |
| N35 | 11.7-12.3 | 10.7-12.0 | ≥12 | ≥0.85 | 33-36 | 80 | ≥7.40 |
| N38 | 12.1-12.7 | 11.1-12.4 | ≥12 | ≥0.85 | 36-39 | 80 | ≥7.40 |
| N40 | 12.5-13.2 | 11.5-12.8 | ≥12 | ≥0.85 | 38-41 | 80 | ≥7.40 |
| N42 | 12.9-13.5 | 11.5-13.2 | ≥12 | ≥0.85 | 40-43 | 80 | ≥7.40 |
| N45 | 13.3-13.9 | 11.5-13.6 | ≥11 | ≥0.85 | 43-46 | 80 | ≥7.40 |
| N48 | 13.7-14.3 | 11.5-14.0 | ≥11 | ≥0.85 | 46-49 | 80 | ≥7.40 |
| N50 | 14.1-14.9 | 11.5-14.0 | ≥11 | ≥0.85 | 49-51 | 80 | ≥7.40 |
| 33M | 11.3-11.9 | 10.3-11.6 | ≥14 | ≥0.85 | 31-33 | 100 | ≥7.40 |
| 35M | 11.7-12.3 | 10.7-12.0 | ≥14 | ≥0.85 | 33-36 | 100 | ≥7.40 |
| 38M | 12.1-12.7 | 11.1-12.4 | ≥14 | ≥0.85 | 36-39 | 100 | ≥7.40 |
| 40M | 12.5-13.2 | 11.5-12.8 | ≥14 | ≥0.85 | 38-41 | 100 | ≥7.40 |
| 42M | 12.9-13.5 | 11.9-13.2 | ≥14 | ≥0.85 | 40-43 | 100 | ≥7.40 |
| 45M | 13.3-13.9 | 12.3-13.6 | ≥14 | ≥0.85 | 43-46 | 100 | ≥7.40 |
| 48M | 13.7-14.3 | 12.8-14.1 | ≥14 | ≥0.85 | 46-49 | 100 | ≥7.40 |
| 30H | 10.9-11.5 | 9.9-11.2 | ≥17 | ≥0.85 | 28-31 | 120 | ≥7.40 |
| 33H | 11.3-11.9 | 10.3-11.6 | ≥17 | ≥0.85 | 31-34 | 120 | ≥7.40 |
| 35H | 11.7-12.3 | 10.7-12.0 | ≥17 | ≥0.85 | 33-36 | 120 | ≥7.40 |
| 38H | 12.1-12.7 | 11.1-12.4 | ≥17 | ≥0.85 | 36-39 | 120 | ≥7.40 |
| 40H | 12.5-13.2 | 11.5-12.8 | ≥17 | ≥0.85 | 38-41 | 120 | ≥7.40 |
| 42H | 12.9-13.5 | 11.9-13.2 | ≥17 | ≥0.85 | 40-43 | 120 | ≥7.40 |
| 45H | 13.3-13.9 | 12.5-13.8 | ≥17 | ≥0.85 | 43-46 | 120 | ≥7.40 |
| 27SH | 10.5-11.1 | 9.5-10.8 | ≥20 | ≥0.85 | 25-28 | 150 | ≥7.40 |
| 30SH | 10.9-11.5 | 9.9-11.2 | ≥20 | ≥0.85 | 28-31 | 150 | ≥7.40 |
| 33SH | 11.3-11.9 | 10.3-11.6 | ≥20 | ≥0.85 | 31-34 | 150 | ≥7.40 |
| 35SH | 11.7-12.3 | 10.7-12.0 | ≥20 | ≥0.85 | 33-36 | 150 | ≥7.40 |
| 38SH | 12.1-12.7 | 11.1-12.4 | ≥20 | ≥0.85 | 36-39 | 150 | ≥7.40 |
| 40SH | 12.5-13.2 | 11.5-12.8 | ≥20 | ≥0.85 | 38-41 | 150 | ≥7.40 |
| 42SH | 12.9-13.5 | 11.9-13.2 | ≥20 | ≥0.85 | 40-43 | 150 | ≥7.40 |
| 25UH | 10.1-10.7 | 9.1-10.4 | ≥25 | ≥0.85 | 23-26 | 180 | ≥7.40 |
| 27UH | 10.5-11.1 | 9.5-10.8 | ≥25 | ≥0.85 | 25-28 | 180 | ≥7.40 |
| 30UH | 10.9-11.5 | 9.9-11.2 | ≥25 | ≥0.85 | 28-31 | 180 | ≥7.40 |
| 33UH | 11.3-11.9 | 10.3-11.6 | ≥25 | ≥0.85 | 31-34 | 180 | ≥7.40 |
| 35UH | 11.7-12.3 | 10.7-12.0 | ≥25 | ≥0.85 | 33-36 | 180 | ≥7.40 |
| 38UH | 12.1-12.9 | 11.1-12.6 | ≥25 | ≥0.85 | 36-39 | 180 | ≥7.40 |
| 40UH | 12.5-13.3 | 11.5-13.0 | ≥25 | ≥0.85 | 38-41 | 180 | ≥7.40 |
| 23EH | 9.7-10.3 | 8.7-10.0 | ≥30 | ≥0.85 | 21-24 | 200 | ≥7.40 |
| 25EH | 10.1-10.7 | 9.1-10.4 | ≥30 | ≥0.85 | 23-26 | 200 | ≥7.40 |
| 27EH | 10.5-11.1 | 9.5-10.8 | ≥30 | ≥0.85 | 25-28 | 200 | ≥7.40 |
| 30EH | 10.9-11.5 | 9.9-11.2 | ≥30 | ≥0.85 | 28-31 | 200 | ≥7.40 |
| 33EH | 11.3-11.9 | 10.3-11.6 | ≥30 | ≥0.85 | 31-34 | 200 | ≥7.40 |
| 35EH | 11.7-12.3 | 10.7-12.0 | ≥30 | ≥0.85 | 33-36 | 200 | ≥7.40 |
| 38EH | 12.1-12.9 | 11.1-12.6 | ≥30 | ≥0.85 | 36-39 | 200 | ≥7.40 |
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