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Effective solution for high temperature demagnetization of NdFeB magnets

Feb 24, 2025 11

Iron boron, also known as NdFeB magnet, is a tetragonal crystal formed by neodymium, iron and boron (Nd2Fe14B). Neodymium magnets were discovered by Masato Sagawa of Sumitomo Metal in Japan in 1982. The magnetic energy product (BHmax) of this magnet is greater than that of samarium cobalt magnets, and it was the material with the highest magnetic energy product in the world at that time.

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Technical Parameters of High - Performance NdFeB Magnets

High - performance NdFeB magnets are characterized by a set of technical parameters that define thei

Apr 15, 2025 3

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Performance Characteristics of Hot - Pressed NdFeB Magnets

Hot - pressed NdFeB magnets stand out in the magnet market with a unique set of performance characteristics that make them suitable for specific high - end applications.

Apr 15, 2025 2

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Application Fields of Bonded NdFeB Magnets

Bonded NdFeB magnets, crafted by blending NdFeB magnetic powder with polymers like nylon or PPS thro

Apr 15, 2025 2

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Introduction to the four major factors that affect the demagnetization (demagnetization) of NdFeB strong magnetic magnets

Strong magnets generally refer to NdFeB magnets, which are mainly composed of an alloy of rare earth praseodymium and neodymium and common element iron. At present, this material is widely used in the market, but strong magnets often encounter weakening or disappearing magnetic force during use. We summarize the reasons for magnet demagnetization as follows:

Feb 24, 2025 19

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Sintering of NdFeB is one of the most important processes

Sintered NdFeB is an anisotropic magnet produced by powder sintering. Generally, only blanks can be produced after sintering, and then they can be made into magnets of various shapes after mechanical processing (such as wire cutting, slicing, grinding, etc.). Sintering of sintered NdFeB refers to the process of heating the green body to a temperature below the melting point of the powder matrix phase and keeping it warm for a period of time in order to further improve the performance and usability of the magnet, improve the contact properties between powders, increase strength, and make the magnet have high-performance microstructural characteristics.

Feb 24, 2025 31

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Market application of NdFeB strong magnets

As the third generation of rare earth permanent magnet materials, NdFeB strong magnets have high performance and are widely used in energy, transportation, machinery, medical, IT, microwave, home appliances, aerospace technology and other industries. Especially with the development of knowledge economy represented by information technology, magnet manufacturers continue to bring new uses to rare earth permanent magnet NdFeB industry and other functional materials, which brings a broader market prospect for the NdFeB industry.

Feb 24, 2025 10

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