Last Updated:2025/11/23

A rare earth magnet, a strong permanent magnet made from alloys of rare earth elements that is far stronger than ferrite or alnico but extremely brittle, is used in many high-performance motors.

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A rare earth magnet, a strong permanent magnet made from alloys of rare earth elements that is far stronger than ferrite or alnico but extremely brittle, is used in many high-performance motors.

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希土類元素の合金で作られた永久磁石は、フェライトやアルニコよりはるかに強力ですが非常に脆く、多くの高性能モーターに使われています。

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