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What Makes a Neodymium Magnet So Unique?

Ⅰ. The history of neodymium magnets

NdFeB magnets were discovered in 1982 by Masato Sato of Sumitomo Specialty Metals Corporation in Japan, and the magnetic energy product (BH) max of the magnet is greater than that of cobalt magnets, which had the largest magnetic energy product in the world.

Later, powder metallurgy methods were developed successfully, and General Motors successfully developed a melt spinning process, and it produces neodymium magnet magnets, which is the most powerful permanent magnets and the most commonly used rare earth magnets.

Ⅱ. The characteristics of neodymium magnet

1. Neodymium magnet has the advantages of high magnetic energy product, high coerced force, and high energy density.

2. Neodymium cup magnets have strong magnetic properties, and they are currently the strongest magnetic materials available, which makes them widely used and cost-effective.

3. Neodymium cup magnets have good mechanical properties and can be easily processed into a variety of shapes, including special-shaped magnets.

4. NdFeB magnet has high precision and the tolerance can be controlled within ±0.02mm.

Ⅲ. The future development of neodymium magnet

New technologies have been planned to develop neodymium cup magnets and made them to reach higher maximum temperatures. Many scientists are trying to work out solutions to improve the mass and strength of these magnets. They are sure to find answers in the near future. Laboratories involved in engines and energy technology cannot work without neodymium cup magnets. Magnets with very high power are used, thus increasing the speed and power of the hard drive or amplifier.

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