Rare Earth NdFeB Ring Magnet with nickel plating
1. Arc or rectangular magnet.
2. Zinc coating to protect the surface.
3. Used for electric motors
1. Magnet: Neodymium magnet
2. Characteristics:
Super strong Br resident induction.
Excellent demagnetization resistance capability.
3. Surface Treatment Method:
Black Nickel, Chroming, Copper, Epoxy, Gold, Nickel, Nickel+Epoxy, Nickel+Sn, Passivation, Zinc, phosphating
4. Applications of Neodymium Magnets:
AC Motors, DC Motors, servo motors, step motors
Computer rigid disc drives
Magnetic Separators
Magnetic resonance imaging
Speakers & earphones
Medical care machines
| Parameter | unit | Standard Data |
| Curie Temperature(Tc) | ºC | 310-380 |
| Maximum Operating Temperature(Tw) | ºC | 80-200 |
| Hardness | Hv | 620 |
| Electrical Resistivity | Ω.CM | 1.8X10-4 ~2.0X10-4 |
| Density(D) | g/cm3 | 7.5~7.65 |
| Recoil Permeability | µ rec | 1.05 |
| Magnetization Field Strength(Hs) | KOe | > 30 |
| KA/m | > 2400 |
| Bending Strength | Mpa | 295~345 |
| Temp. Coefficient of Br (aBr) | %/ºC | -0.11~ -0.12 |
| Temp Coefficient of Hcj (aHcj) | %/ºC | -0.5~ -0.7 |
We own a professional team to ensure high-quality products, and strict management to ensure timely delivery and perfect after-sales service.
We sincerely welcome your inquiry.
We are specializing in various specification of sintered Neodymium Iron Boron(NdFeB) Magnet. We are providing different size and shape of magnet for DC motors, computers, smartphones, speakers, acoustic Systems, MRI, VCM, medical instruments and Wareable devices. Our magnet grade from N35, N38, ...Up to N50, N52. Includes H, SH, UH, EH series...Our experienced QC team are strickly follow ISO9001 standard which can ensure you high quality magnet as you need.
We can provide you magnet blocks, disks, rings, tiles, cylinders...Or customized desigh according to your special requirments. We owned our fine processing center including linear cutting, grinding, plating...Wich can ensure your special technique requirment.
We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers requirments and give idea solution" for the management and "zero defect, zero complaints" as the quality objective.
Welcome to contact us and develop together with us for a great future.
