Neodymium rare earth magnets are widely used in wind generators, meters, sensors, aerospace, automotive, electronics, electro-acoustic, communications, instrumentation, medical equipment and other permanent magnetic field devices and equipment.
According to the characteristics of Sintered Neodymium (NdFeB) Block Magnet Rare Earth Magnet, it is usually need the surface treatment according to customer's requirements in order to protect magnet. Different surface coatings are available, such as Metallic Zinc, Nickel, Nickel+Nickel, Copper+Nickel, Nickel+Copper+Nickel, Gold, Black Epoxy, Nickel+Epoxy coating .
As for the size of Sintered Neodymium (NdFeB) Block Magnet Rare Earth Magnet, we could produce the magnet according your requests.
Production Process
PerformanceGrade
| Grade | Br mT (kGs) | Hcb kA/m (kOe) | Hcj kA/m (kOe) | (BH)max kJ/m3 | Working Temperature (Tw) |
| (MGOe) | |||||
| N33 | 1130-1170(11.3-11.7) | ≥836 ( ≥ 10.5) | ≥955( ≥ 12) | 247-271(31-34) | 80 ℃ |
| N35 | 1170-1220(11.7-12.2) | ≥868( ≥ 10.9) | ≥955( ≥ 12) | 263-287(33-36) | |
| N38 | 1220-1250(12.2-12.5) | ≥899( ≥ 11.3) | ≥ 955( ≥ 12) | 287-310(36-39) | |
| N40 | 1250-1280(12.5-12.8) | ≥907( ≥ 11.4) | ≥955 ( ≥ 12) | 302-326(38-41) | |
| N42 | 1280-1320(12.8-13.2) | ≥915( ≥ 11.5) | ≥955( ≥ 12) | 318-342(40-43) | |
| N45 | 1320-1380(13.2-13.8) | ≥923( ≥ 11.6) | ≥955 ( ≥ 12) | 342-366(43-46) | |
| N48 | 1380-1420(13.8-14.2) | ≥923( ≥ 11.6) | ≥876( ≥ 12) | 366-390(46-49) | |
| N50 | 1400-1450(14.0-14.5) | ≥796( ≥ 10.0) | ≥876( ≥ 11) | 382-406(48-51) | 60 ℃ |
| N52 | 1430-1480(14.3-14.8) | ≥796( ≥ 10.0) | ≥876( ≥ 11) | 398-422(50-53) | |
| 30M | 1080-1130(10.8-11.3) | ≥796( ≥ 10.0) | ≥1114 ( ≥ 14) | 223-247(28-31) | 100 ℃ |
| 33M | 1130-1170(11.3-11.7) | ≥836( ≥ 10.5) | ≥1114( ≥ 14) | 247-263(31-33) | |
| 35M | 1170-1220(11.7-12.2) | ≥868( ≥ 10.9) | ≥1114( ≥ 14) | 263-287(33-36) | |
| 38M | 1220-1250(12.2-12.5) | ≥899( ≥ 11.3) | ≥1114( ≥ 14) | 287-310(36-39) | |
| 40M | 1250-1280(12.5-12.8) | ≥923( ≥ 11.6) | ≥1114( ≥ 14) | 302-326(38-41) | |
| 42M | 1280-1320(12.8-13.2) | ≥955( ≥ 12.0) | ≥1114( ≥ 14) | 318-342(40-43) | |
| 45M | 1320-1380(13.2-13.8) | ≥995( ≥ 12.5) | ≥1114 ( ≥ 14) | 342-366(43-46) | |
| 48M | 1360-1430(13.6-14.3) | ≥1027( ≥ 12.9) | ≥1114( ≥ 14) | 366-390(46-49) | |
| 50M | 1400-1450(14.0-14.5) | ≥1033 ( ≥ 13.0) | ≥1114( ≥ 14) | 382-406(48-51) |
Our products
The main Applications of magnets
Acoustics: speakers,microphone;
Transportation: automobile,Motor Assemblies;
Electronics: Sensors,Instrumentation, Transducer;
Electrical Engineering:Generator, Windmill;
Medical Equipments: MRI(Magnetic Resonance Imaging), Magnet Therapeutic Apparatus;
IT industry: Loudspeakers,Earphones, printer, etc;
Communication equipments:Mobile Phone;
Home appliance: VCD, DVD,Laser;
Promotion Items:Holder/clip/clap;
Aeronautics and Astronautics:Radar;
Hi-Tech Research: ElectronAccelerator, PMQ
Light Industry:Gift/Toy/Rubber (fridge) Magnet
Welcome to contact us for moreinformation .
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