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Do magnets ever lose their magnetism over time?

April 26, 2017lose magnetism magnets time

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Do magnets ever lose their magnetism over time?

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The Linear Shaft motors use a rare earth magnet, which will maintain their strength for 99 years. However, when operating at high temperatures (>150°C), these rare earth magnets can lose strength. Lower temperatures have no effect the magnets as long as frost does not form in the air gap.