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TechTalk Tag: rare earth elements

Why are Samarium Cobalt and Neodymium Magnets Called “Rare Earth” Magnets?


There are seventeen rare earth elements– fifteen of which are lanthanides and two of which are transition metals, yttrium and scandium, that are found with lanthanides and are chemically similar. In general, rare earth elements were given their name for two different, yet significant reasons.

Did You Know?

Alnico has the highest operating temperature of all magnet materials (up to 930°F/500°C.)

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