Verified Company
Hangzhou SDM Magnetics Co., Ltd.
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Specifications
Neodymium Magnetic Magnet
1) All grades & shapes as customer's request
2) Best price & high quality product
3) Most favorable lead time
NdFeB Magnets Sintered Neodymium-Iron-Boron (NdFeB) magnets are also referred to as “neo” magnets. They are particularly suitable for high volume production in a wide variety of shape and size. Precise dimensional control is achieved in machining processes.
1. Application: Motors, Generators, Sensors, Speakers, Earphones and other musical instruments, Magnetic therapy devices, Magnetic Chuck, Magnetic bearings and couplings, NdFeB Pot Magnet and other magnetic applications.
2. Grade: N35-N52, N35M-N50M, N35H-N48H, N35SH-N45SH, N28UH-N42UH, N28EH-N40EH, N28AH-N38AH.
| Grade | Residual Induction (Br) | Coercive Force (Hcb) | Intrinsic Coercive Force (Hcj) | Max Energy Product (BH)max | Max Working Temp. | ||||
| T | kGs | kA/m | kOe | kA/m | kOe | Kj/m³ | MGOe | (°C) | |
| N35 | 1.17-1.22 | 11.7-12.2 | ≥ 868 | ≥ 10.9 | ≥ 955 | ≥ 12 | 263-287 | 33-36 | 80 |
| N38 | 1.22-1.25 | 12.2-12.5 | ≥ 899 | ≥ 11.3 | ≥ 955 | ≥ 12 | 287-310 | 36-39 | 80 |
| N40 | 1.25-1.28 | 12.5-12.8 | ≥ 907 | ≥ 11.4 | ≥ 955 | ≥ 12 | 302-326 | 38-41 | 80 |
| N42 | 1.28-1.32 | 12.8-13.2 | ≥ 915 | ≥ 11.5 | ≥ 955 | ≥ 12 | 318-342 | 40-43 | 80 |
| N45 | 1.32-1.38 | 13.2-13.8 | ≥ 923 | ≥ 11.6 | ≥ 955 | ≥ 12 | 342-366 | 43-46 | 80 |
| N48 | 1.38-1.42 | 13.8-14.2 | ≥ 923 | ≥ 11.6 | ≥ 955 | ≥ 12 | 366-390 | 46-49 | 80 |
| N50 | 1.40-1.45 | 14.0-14.5 | ≥ 796 | ≥ 10 | ≥ 876 | ≥ 11 | 374-406 | 47-51 | 60 |
| N52 | 1.43-1.48 | 14.3-14.8 | ≥ 796 | ≥ 10 | ≥ 876 | ≥ 11 | 390-422 | 49-53 | 60 |
| N35M | 1.17-1.22 | 11.7-12.2 | ≥ 868 | ≥ 10.9 | ≥ 1114 | ≥ 14 | 263-287 | 33-36 | 100 |
| N38M | 1.22-1.25 | 12.2-12.5 | ≥ 899 | ≥ 11.3 | ≥ 1114 | ≥ 14 | 287-310 | 36-39 | 100 |
| N40M | 1.25-1.28 | 12.5-12.8 | ≥ 923 | ≥ 11.6 | ≥ 1114 | ≥ 14 | 302-326 | 38-41 | 100 |
| N42M | 1.28-1.32 | 12.8-13.2 | ≥ 955 | ≥ 12 | ≥ 1114 | ≥ 14 | 318-342 | 40-43 | 100 |
| N45M | 1.32-1.38 | 13.2-13.8 | ≥ 955 | ≥ 12.5 | ≥ 1114 | ≥ 14 | 342-366 | 43-46 | 100 |
| N48M | 1.37-1.43 | 13.7-14.3 | ≥ 1027 | ≥ 12.9 | ≥ 1114 | ≥ 14 | 366-390 | 46-49 | 100 |
| N50M | 1.40-1.45 | 14.0-14.5 | ≥ 1033 | ≥ 13 | ≥ 1114 | ≥ 14 | 382-406 | 48-51 | 100 |
| N35H | 1.17-1.22 | 11.7-12.2 | ≥ 868 | ≥ 10.9 | ≥ 1353 | ≥ 17 | 263-287 | 33-36 | 120 |
| N38H | 1.22-1.25 | 12.2-12.5 | ≥ 899 | ≥ 11.3 | ≥ 1353 | ≥ 17 | 287-310 | 36-39 | 120 |
| N40H | 1.25-1.28 | 12.5-12.8 | ≥ 923 | ≥ 11.6 | ≥ 1353 | ≥ 17 | 302-326 | 38-41 | 120 |
| N42H | 1.28-1.32 | 12.8-13.2 | ≥ 955 | ≥ 12 | ≥ 1353 | ≥ 17 | 318-342 | 40-43 | 120 |
| N45H | 1.32-1.36 | 13.2-13.6 | ≥ 963 | ≥ 12.1 | ≥ 1353 | ≥ 17 | 326-358 | 43-46 | 120 |
| N48H | 1.37-1.43 | 13.7-14.3 | ≥ 995 | 12.5 | ≥ 1353 | ≥ 17 | 366-390 | 46-49 | 120 |
| N35SH | 1.17-1.22 | 11.7-12.2 | ≥ 876 | ≥ 11 | ≥ 1592 | ≥ 20 | 263-287 | 33-36 | 150 |
| N38SH | 1.22-1.25 | 12.2-12.5 | ≥ 907 | ≥ 11.4 | ≥ 1592 | ≥ 20 | 287-310 | 36-39 | 150 |
| N40SH | 1.25-1.28 | 12.5-12.8 | ≥ 939 | ≥ 11.8 | ≥ 1592 | ≥ 20 | 302-326 | 38-41 | 150 |
| N42SH | 1.28-1.32 | 12.8-13.2 | ≥ 987 | ≥ 12.4 | ≥ 1592 | ≥ 20 | 318-342 | 40-43 | 150 |
| N45SH | 1.32-1.38 | 13.2-13.8 | ≥ 1003 | ≥ 12.6 | ≥ 1592 | ≥ 20 | 342-366 | 43-46 | 150 |
| N28UH | 1.04-108 | 10.4-10.8 | ≥ 764 | ≥ 9.6 | ≥ 1990 | ≥ 25 | 207-231 | 26-29 | 180 |
| N30UH | 1.08-1.13 | 10.8-11.3 | ≥ 812 | ≥ 10.2 | ≥ 1990 | ≥ 25 | 223-247 | 28-31 | 180 |
| N33UH | 1.13-1.17 | 11.3-11.7 | ≥ 852 | ≥ 10.7 | ≥ 1990 | ≥ 25 | 247-271 | 31-34 | 180 |
| N35UH | 1.17-1.22 | 11.7-12.2 | ≥ 860 | ≥ 10.8 | ≥ 1990 | ≥ 25 | 263-287 | 33-36 | 180 |
| N38UH | 1.22-1.25 | 12.2-12.5 | ≥ 876 | ≥ 11 | ≥ 1990 | ≥ 25 | 287-310 | 36-39 | 180 |
| N40UH | 1.25-1.28 | 12.5-12.8 | ≥ 899 | ≥ 11.3 | ≥ 1990 | ≥ 25 | 302-326 | 38-41 | 180 |
| N42UH | 1.28-1.32 | 12.8-13.2 | ≥ 899 | ≥ 11.3 | ≥ 1990 | ≥ 25 | 318-342 | 40-43 | 180 |
| N28EH | 1.04-1.08 | 10.4-10.8 | ≥ 780 | ≥ 9.8 | ≥ 2388 | ≥ 30 | 207-231 | 26-29 | 200 |
| N30EH | 1.08-1.13 | 10.8-11.3 | ≥ 812 | ≥ 10.2 | ≥ 2388 | ≥ 30 | 223-247 | 28-31 | 200 |
| N33EH | 1.13-1.17 | 11.3-11.7 | ≥ 836 | ≥ 10.5 | ≥ 2388 | ≥ 30 | 247-271 | 31-34 | 200 |
| N35EH | 1.17-1.22 | 11.7-12.2 | ≥ 876 | ≥ 11 | ≥ 2388 | ≥ 30 | 263-287 | 33-36 | 200 |
| N38EH | 1.22-1.25 | 12.2-12.5 | ≥ 899 | ≥ 11.3 | ≥ 2388 | ≥ 30 | 287-310 | 36-39 | 200 |
| N40EH | 1.25-1.28 | 12.5-12.8 | ≥ 899 | ≥ 11.3 | ≥ 2388 | ≥ 30 | 302-326 | 38-41 | 200 |
| N28AH | 1.04-1.08 | 10.4-10.8 | ≥ 787 | ≥ 9.9 | ≥ 2624 | ≥ 33 | 207-231 | 26-29 | 230 |
| N30AH | 1.08-1.13 | 10.8-11.3 | ≥ 819 | 10.3 | ≥ 2624 | ≥ 33 | 223-247 | 28-31 | 230 |
| N33AH | 1.13-1.17 | 11.3-11.7 | ≥ 843 | ≥ 10.6 | ≥ 2624 | ≥ 33 | 247-271 | 31-34 | 230 |
| N35AH | 1.17-1.22 | 11.7-12.2 | ≥ 876 | ≥ 11 | ≥ 2624 | ≥ 33 | 263-287 | 33-36 | 230 |
| N38AH | 1.22-1.25 | 12.2-12.5 | ≥ 899 | ≥ 11.3 | ≥ 2624 | ≥ 33 | 287-310 | 36-39 | 230 |
3. Shape: Disc, Ring, Block, Segment, Cylinder, Trapezoid, Customized Design.
4. Coating:Ni, Ni-Cu-Ni, Zn(Cr3+), Tin, Epoxy, Ni-Ag, Ni-Au, Passivation, Parylene, etc.
5.Size: Customized size per your requirements.
6.Certification: ISO9001:2008, ISO/TS16949:2009 and RoHS.
7. Production Flow:
8. Production Equipments
9. Main QC Equipments
10. Packing