Magnetic Material Permenent Neodymium Iron Boron Magnet
| Price: |
US $ 0.21-0.28/Piece |
| Trade Terms: |
FOB,CFR,CIF |
| Min Order: |
1000/Piece |
| Pay Type: |
L/C,T/T,Western Union |
Dimension Range of Sintered NdFeB
| Length (OD) mm | Width (ID) mm | Thickness (mm) |
| Min. | Max. | Min. | Max. | Min. | Max. |
| Block | 1 | 150 | 1 | 100 | 0.5 | 150 |
| Ring | 1 | 180 | 1 | 140 | 0.6 | 50 |
| Disc/Bar | 1 | 150 | | | 0.6 | 50 |
| Length | Chord Length |
|
|
| Min. | Max | Min. | Max. |
|
|
| Segment | 3 | 50 | 5 | 150 | | |
Magnetic Characteristics and Physical Properties of Sintered NdFeB| Grade | Remanence | Coercive Force | Intrinsic Coercive force | Max Energy Product | Highest Work temperature |
| Br | Hcb | Hci | (BH) max |
| T | KGs | KOe | KA/m | KOe | KA/m | MGOe | KJ/m | ºC |
| N35 | 1.16-1.22 | 11.6-12.2 | 11 | 876 | 12 | 955 | 33-36 | 263-287 | 80 |
| N38 | 1.22-1.27 | 12.2-12.7 | 11 | 876 | 12 | 955 | 36-39 | 287-310 | 80 |
| N40 | 1.25-1.31 | 12.5-1.31 | 11 | 876 | 12 | 955 | 38-41 | 303-326 | 80 |
| N42 | 1.28-1.34 | 12.8-13.4 | 11 | 876 | 12 | 955 | 40-43 | 318-342 | 80 |
| N45 | 1.32-1.38 | 13.2-13.8 | 11 | 876 | 12 | 955 | 43-46 | 342-366 | 80 |
| N48 | 1.37-14.3 | 13.7-14.3 | 10.5 | 836 | 11.5 | 915 | 46-49 | 366-390 | 80 |
| N50 | 1.40-1.46 | 14.0-14.6 | 10.5 | 836 | 11.5 | 915 | 48-51 | 382-406 | 80 |
| N52 | 1.43-1.49 | 14.3-14.9 | 10.5 | 836 | 11.5 | 915 | 50-53 | 398-422 | 80 |
| N30M | 1.08-1.14 | 10.8-11.4 | 9.8 | 780 | 14 | 1114 | 28-31 | 223-247 | 100 |
| N33M | 1.14-1.18 | 11.4-11.8 | 10.3 | 820 | 14 | 1114 | 31-33 | 247-263 | 100 |
| N35M | 1.6-1.22 | 11.6-12.2 | 10.6 | 845 | 14 | 1114 | 33-36 | 263-287 | 100 |
| N38M | 1.23-1.27 | 12.3-12.7 | 11 | 876 | 14 | 1114 | 38-41 | 303-326 | 100 |
| N40M | 1.25-1.31 | 12.5-13.1 | 11.5 | 912 | 14 | 1114 | 38-41 | 303-326 | 100 |
| N42M | 1.28-1.34 | 12.8-13.4 | 11.8 | 938 | 14 | 1114 | 40-43 | 318-342 | 100 |
| N45M | 1.32-1.38 | 13.2-13.8 | 12.2 | 976 | 14 | 1114 | 43-46 | 342-366 | 100 |
| N48M | 1.37-1.43 | 13.7-14.3 | 12.7 | 1012 | 13.5 | 1075 | 46-49 | 366-390 | 100 |
| N50M | 1.40-1.46 | 14.0-14.6 | 13 | 1035 | 13.5 | 1075 | 48-51 | 382-406 | 100 |
| N35H | 1.16-1.22 | 11.6-12.2 | 10.6 | 845 | 17 | 1353 | 33-36 | 263-287 | 120 |
| N38H | 1.21-1.27 | 12.1-12.7 | 11.1 | 886 | 17 | 1353 | 36-39 | 287-310 | 120 |
| N40H | 1.25-1.31 | 12.5-13.1 | 11.5 | 912 | 17 | 1353 | 38-41 | 303-326 | 120 |
| N42H | 1.28-1.34 | 12.8-13.4 | 11.8 | 938 | 16.5 | 1313 | 40-43 | 318-342 | 120 |
| N45H | 1.32-1.38 | 13.2-13.8 | 12.2 | 976 | 16 | 1274 | 43-46 | 342-366 | 120 |
| N30SH | 1.07-1.14 | 10.7-11.4 | 9.7 | 772 | 20 | 1592 | 28-31 | 223-247 | 150 |
| N33SH | 1.22-1.19 | 1.14-1.18 | 10.2 | 816 | 20 | 1592 | 31-34 | 247-271 | 150 |
| N35SH | 1.16-1.22 | 11.6-12.2 | 10.6 | 845 | 20 | 1592 | 33-36 | 263-287 | 150 |
| N38SH | 1.21-12.7 | 12.1-12.7 | 11.1 | 886 | 20 | 1592 | 36-39 | 278-310 | 150 |
| N40SH | 1.25-1.31 | 12.5-13.1 | 11.5 | 912 | 20 | 1592 | 38-41 | 302-326 | 150 |
| N42SH | 1.28-1.34 | 12.8-13.4 | 11.8 | 938 | 20 | 1592 | 40-43 | 318-342 | 150 |
| N30UH | 1.07-1.14 | 10.7-11.4 | 9.7 | 772 | 25 | 1990 | 28-31 | 223-247 | 180 |
| N33UH | 1.12-1.19 | 11.2-11.9 | 10.2 | 816 | 25 | 1991 | 31-34 | 247-271 | 180 |
| N35UH | 1.16-1.22 | 11.6-12.2 | 10.6 | 845 | 24 | 1910 | 33-36 | 263-287 | 180 |
| N38UH | 1.21-1.27 | 12.1-12.7 | 11.1 | 886 | 24 | 1910 | 36-39 | 287-310 | 180 |
| N30EH | 1.07-1.14 | 10.7-11.4 | 9.7 | 772 | 30 | 2388 | 28-31 | 223-247 | 200 |
| N33EH | 1.12-1.19 | 11.2-11.9 | 10.2 | 816 | 30 | 2388 | 31-34 | 247-271 | 200 |
| N35EH | 1.16-1.22 | 11.6-12.2 | 10.6 | 845 | 30 | 2388 | 33-36 | 263-287 | 200 |
Physical Properties of Sintered NdFeB Material| Properties | Unit | Parameter |
| Curie Point | ºC | 310-340 |
| ((Br)/ (%/K)Temp.Coeff.of Br | %ºC | -0.08 ~ - 0.12 |
| (β(Hcj/%/K)Temp.Coeff.of Hcj | %ºC | -0.42 ~ -0.70 |
| Density | g/cm3 | ≥7.3 |
| Vickers Hardness | Hv | 600 |
| Bending strength | Mpa | 250 |
| Tensile strength | Mpa | 80 |
| Compressive strength | Mpa | 1050 |
| Electrical resistivity | μΩcm | 150 |
| Thermal conductivity | W/(m.ºC) | 6 ~8
|
| Prod Model: |
NdFeB Magnet |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Type: |
Permanent |
| Composition: |
NdFeB Magnet |
| Application: |
Industrial Magnet |
| Coating: |
Nickel |
| Shape: |
Ring |
| Grade: |
N, M, H,Sh, Eh,Uh Series |
Ningbo Huihesing Advanced Material Tech Co., Ltd. Specializes in developing manufacturing and selling of permanent magnetic products, and also has a long history and is one of the leaders in this line of magnetics in China.
Our main products as follows:
1. NdFeB permanent magnets ( Neodymium, Rare earth )
2. Rubber/plastic magnetic material
3. Ferrite magnets, complex magnet ( ferrite + rare earth )
4. Magnetic hardware, plastic tools
5. Magnetic assemblies
For the magnet ball, we are proud of obtain the CE Certificate. We can produce it according to customers' requests.
Size: From D2mm-D50mm
Tolerance: +/-0.02mm, +0.03/-0.01vmmGrade: N35, N38, N40, N42, N45 and so on. Coating: Nickel, black nickel, silver, gold, blue, and red.
Our magnets are commonly used in the following applications:
Electric motors: Permanent motors, mini (libration) motors, electric bicycle motors.
Electronics: Speakers, telecommunications, computer optical drives, OA equipments, Home appliances, meters.
Industry: Magnetic separators (for food, mineral, glass and coal), magnetic cranes, salvage machineries, magnetic chucks.
Civil: Magnetic jewelries, toys, magnetic buttons.
Medical: Magnetic therapy, nuclear magnetism resonance, homeopathic health care.
Every aspect of our operation rests upon one service principle: "Bestway is your best choice for magnets. " We sincerely welcome your business, and look forward to good cooperation.
