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Magnet Comparison: Neodymium and Samarium Cobalt Rare Earth Magnets

Magnet Comparison: Neodymium and Samarium Cobalt Rare Earth Magnets
21/10/2020

Neodymium Iron Boron NdFeB (i.e. Neodymium) and Samarium Cobalt SmCo are both ultra-strong rare-earth permanent magnets. Both are brittle in nature and subject to catastrophic damage if subject to severe impact (i.e. dropping). However, that is where the similarity ends and, when selecting a magnet material for a specific application, our design engineers assess each magnet’s key unique properties including:

Maximum application temperature; Magnetic performance at a given temperature; Cost;

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