Features:
The most powerful permanent magnet, offers a great return for cost & performance, have the highest field/surface strength(Br), high coercivity(Hc), can be easily formed into various shapes and sizes. Be reactive with moisture and oxygen,usualy supplied by plating (Nickel, Zinc, Passivatation, Epoxy coating, etc.).
Applications:
Sensors,motors,filter automobiles,magnetics holders,loudspeakers,wind generators, medical equipments, etc.
Magnetic Properties of Sintered NdFeB Magnets:
Grade | Br | HcB | Hcj | (BH)max | Br | Hcj | Max Temp |
| KGs | mT | kOe | Ka/m | kOe | Ka/m | MGOe | Kj/m³ | TK(Br)%/K | TK(Hcj)%/K | ºC |
| N28 | 10.4-10.9 | 1040-1090 | ≥10.0 | ≥796 | ≥12 | ≥955 | 25-28 | 199-223 | -0.12 | -0.6 | 80 |
| N30 | 10.8-11.3 | 1080-1130 | ≥10.0 | ≥796 | ≥12 | ≥955 | 28-31 | 223-247 | -0.12 | -0.6 | 80 |
| N33 | 11.3-11.7 | 1130-1170 | ≥10.5 | ≥836 | ≥12 | ≥955 | 31-34 | 247-271 | -0.12 | -0.6 | 80 |
| N35 | 11.7-12.2 | 1170-1220 | ≥10.9 | ≥868 | ≥12 | ≥955 | 33-36 | 263-287 | -0.12 | -0.6 | 80 |
| N38 | 12.2-12.5 | 1220-1250 | ≥11.3 | ≥899 | ≥12 | ≥955 | 36-39 | 287-310 | -0.12 | -0.6 | 80 |
| N40 | 12.5-12.8 | 1250-1280 | ≥11.6 | ≥923 | ≥12 | ≥955 | 38-41 | 302-326 | -0.12 | -0.6 | 80 |
| N42 | 12.8-13.2 | 1280-1320 | ≥11.6 | ≥923 | ≥12 | ≥955 | 40-43 | 318-342 | -0.12 | -0.6 | 80 |
| N45 | 13.2-13.7 | 1320-1370 | ≥11.0 | ≥876 | ≥12 | ≥955 | 43-46 | 342-366 | -0.12 | -0.6 | 80 |
| N48 | 13.7-14.2 | 1370-1420 | ≥11.2 | ≥892 | ≥12 | ≥955 | 46-49 | 366-390 | -0.12 | -0.6 | 80 |
| N50 | 13.9-14.4 | 1390-1440 | ≥10.5 | ≥836 | ≥12 | ≥955 | 47-51 | 376-406 | -0.12 | -0.6 | 60 |
| N52 | 14.2-14.7 | 1420-1470 | ≥10.5 | ≥836 | ≥11 | ≥876 | 49-53 | 390-422 | -0.12 | -0.6 | 60 |
| N55 | 14.6-15.2 | 1460-1520 | ≥9.0 | ≥716 | ≥11 | ≥876 | 52-56 | 414-446 | -0.12 | -0.6 | 60 |
| 30M | 10.8-11.3 | 1080-1130 | ≥10.0 | ≥796 | ≥14 | ≥1114 | 28-31 | 223-247 | -0.11 | -0.65 | 100 |
| 33M | 11.3-11.7 | 1130-1170 | ≥10.5 | ≥836 | ≥14 | ≥1114 | 31-34 | 247-271 | -0.11 | -0.65 | 100 |
| 35M | 11.7-12.2 | 1170-1220 | ≥10.9 | ≥868 | ≥14 | ≥1114 | 33-36 | 263-287 | -0.11 | -0.65 | 100 |
| 38M | 12.2-12.5 | 1220-1250 | ≥11.3 | ≥899 | ≥14 | ≥1114 | 36-39 | 287-310 | -0.11 | -0.65 | 100 |
| 40M | 12.5-12.8 | 1250-1280 | ≥11.6 | ≥923 | ≥14 | ≥1114 | 38-41 | 302-326 | -0.11 | -0.65 | 100 |
| 42M | 12.8-13.2 | 1280-1320 | ≥12.0 | ≥955 | ≥14 | ≥1114 | 40-43 | 318-342 | -0.11 | -0.65 | 100 |
| 45M | 13.2-13.7 | 1320-1370 | ≥12.5 | ≥995 | ≥14 | ≥1114 | 43-46 | 342-366 | -0.11 | -0.65 | 100 |
| 48M | 13.6-14.2 | 1360-1420 | ≥12.8 | ≥1019 | ≥14 | ≥1114 | 45-49 | 358-390 | -0.11 | -0.65 | 100 |
| 50M | 13.9-14.4 | 1390-1440 | ≥13.0 | ≥1035 | ≥14 | ≥1114 | 47-51 | 374-406 | -0.11 | -0.65 | 100 |
| 52M | 14.2-14.7 | 1420-1470 | ≥12.5 | ≥955 | ≥13 | ≥1035 | 49-53 | 390-422 | -0.11 | -0.65 | 100 |
| 28H | 10.4-10.9 | 1040-1090 | ≥9.6 | ≥764 | ≥17 | ≥1353 | 25-28 | 199-223 | -0.12 | -0.65 | 120 |
| 30H | 10.8-11.3 | 1080-1130 | ≥10.0 | ≥796 | ≥17 | ≥1353 | 28-31 | 223-247 | -0.12 | -0.65 | 120 |
| 33H | 11.3-11.7 | 1130-1170 | ≥10.5 | ≥836 | ≥17 | ≥1353 | 31-34 | 247-271 | -0.12 | -0.65 | 120 |
| 35H | 11.7-12.2 | 1170-1220 | ≥10.9 | ≥868 | ≥17 | ≥1353 | 33-36 | 263-287 | -0.12 | -0.65 | 120 |
| 38H | 12.2-12.5 | 1220-1250 | ≥11.3 | ≥899 | ≥17 | ≥1353 | 36-39 | 287-310 | -0.12 | -0.6 | 120 |
| 40H | 12.5-12.8 | 1250-1280 | ≥11.6 | ≥923 | ≥17 | ≥1353 | 38-41 | 302-326 | -0.12 | -0.6 | 120 |
| 42H | 12.8-13.2 | 1280-1320 | ≥12.0 | ≥955 | ≥17 | ≥1353 | 40-43 | 318-342 | -0.12 | -0.6 | 120 |
| 45H | 13.2-13.7 | 1320-1370 | ≥12.2 | ≥971 | ≥17 | ≥1353 | 43-46 | 342-366 | -0.12 | -0.6 | 120 |
| 48H | 13.6-14.2 | 1360-1420 | ≥12.9 | ≥1027 | ≥17 | ≥1353 | 45-49 | 358-390 | -0.12 | -0.6 | 120 |
| 50H | 13.9-14.4 | 1390-1440 | ≥13.0 | ≥1035 | ≥16 | ≥1274 | 47-51 | 374-406 | -0.12 | -0.6 | 120 |
| 28SH | 10.4-10.9 | 1040-1090 | ≥9.8 | ≥780 | ≥20 | ≥1592 | 25-28 | 199-223 | -0.12 | -0.6 | 150 |
| 30SH | 10.8-11.3 | 1080-1130 | ≥10.1 | ≥804 | ≥20 | ≥1592 | 28-31 | 223-247 | -0.12 | -0.6 | 150 |
| 33SH | 11.3-11.7 | 1130-1170 | ≥10.6 | ≥844 | ≥20 | ≥1592 | 31-34 | 247-271 | -0.12 | -0.6 | 150 |
| 35SH | 11.7-12.2 | 1170-1220 | ≥11.0 | ≥876 | ≥20 | ≥1592 | 33-36 | 263-287 | -0.12 | -0.6 | 150 |
| 38SH | 12.2-12.5 | 1220-1250 | ≥11.4 | ≥907 | ≥20 | ≥1592 | 36-39 | 287-310 | -0.12 | -0.6 | 150 |
| 40SH | 12.5-12.8 | 1250-1280 | ≥11.8 | ≥939 | ≥20 | ≥1592 | 38-41 | 302-326 | -0.12 | -0.6 | 150 |
| 42SH | 12.8-13.2 | 1280-1320 | ≥12.2 | ≥971 | ≥20 | ≥1592 | 40-43 | 318-342 | -0.12 | -0.6 | 150 |
| 45SH | 13.2-13.7 | 1320-1370 | ≥12.3 | ≥979 | ≥20 | ≥1592 | 43-46 | 342-366 | -0.12 | -0.6 | 150 |
| 48SH | 13.6-14.2 | 1360-1420 | ≥12.5 | ≥995 | ≥19 | ≥1512 | 45-49 | 358-390 | -0.12 | -0.6 | 150 |
| 28UH | 10.2-10.8 | 1020-1080 | ≥9.6 | ≥764 | ≥25 | ≥1990 | 26-29 | 207-231 | -0.12 | -0.55 | 180 |
| 30UH | 10.8-11.3 | 1080-1130 | ≥10.2 | ≥812 | ≥25 | ≥1990 | 28-31 | 223-247 | -0.12 | -0.55 | 180 |
| 33UH | 11.3-11.7 | 1130-1170 | ≥10.7 | ≥852 | ≥25 | ≥1990 | 31-34 | 247-271 | -0.12 | -0.55 | 180 |
| 35UH | 11.7-12.2 | 1170-1220 | ≥10.8 | ≥860 | ≥25 | ≥1990 | 33-36 | 263-287 | -0.12 | -0.55 | 180 |
| 38UH | 12.2-12.5 | 1220-1250 | ≥11.0 | ≥876 | ≥25 | ≥1990 | 36-39 | 287-310 | -0.12 | -0.55 | 180 |
| 40UH | 12.5-12.8 | 1250-1280 | ≥11.5 | ≥915 | ≥25 | ≥1990 | 38-41 | 302-326 | -0.12 | -0.55 | 180 |
| 42UH | 12.5-12.8 | 1250-1280 | ≥12.2 | ≥971 | ≥25 | ≥1990 | 39-43 | 310-342 | -0.12 | -0.55 | 180 |
| 28EH | 10.4-10.9 | 1040-1090 | ≥9.8 | ≥780 | ≥30 | ≥2388 | 26-29 | 207-231 | -0.12 | -0.55 | 200 |
| 30EH | 10.8-11.3 | 1080-1130 | ≥10.2 | ≥812 | ≥30 | ≥2388 | 28-31 | 223-247 | -0.12 | -0.55 | 200 |
| 33EH | 11.3-11.7 | 1140-1180 | ≥10.3 | ≥820 | ≥30 | ≥2388 | 31-34 | 247-271 | -0.12 | -0.55 | 200 |
| 35EH | 11.7-12.2 | 1170-1220 | ≥10.5 | ≥836 | ≥30 | ≥2388 | 33-36 | 263-287 | -0.12 | -0.55 | 200 |
| 38EH | 12.0-12.5 | 1200-1250 | ≥11.5 | ≥915 | ≥30 | ≥2388 | 35-39 | 279-310 | -0.105 | -0.5 | 200 |
| 28AH | 10.2-10.9 | 1020-1090 | ≥9.8 | ≥780 | ≥34 | ≥2706 | 25-29 | 199-231 | -0.11 | -0.5 | 200 |
| 30AH | 10.7-11.3 | 1070-1130 | ≥10.2 | ≥812 | ≥34 | ≥2706 | 27-31 | 215-247 | -0.105 | -0.5 | 200 |
| 33AH | 11.1-11.7 | 1110-1170 | ≥10.5 | ≥836 | ≥34 | ≥2706 | 30-34 | 239-271 | -0.105 | -0.5 | 200 |
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.
