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TechTalk Category: Rare Earth Magnets

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.

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Selecting A Rare Earth Magnet

The term rare earth magnet is a generic name used to describe two types of magnetic material:  samarium cobalt and neodymium iron boron.  Both of these magnetic alloys utilize rare earth elements as the magnetic constituents and the characteristics offered by both material types lend themselves to specific applications.

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Did You Know?

Nickel/Epoxy/Parylene coatings can help reduce corrosion and chipping while extending magnet service life.

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