SmCo Magnet Specification


SmCo (samarium cobalt) magnet, a type of rare earth magnet also, is a strong permanent magnet made of an alloy of samarium and cobalt. They have higher temperature resistance and higher coercivity. Be brittle, and prone to cracking and chipping than NdFeB magnets. Samarium cobalt magnets are available in two "series", namely series 1:5 (SmCo5) and series 2:17 (Sm2Co7).

Megnetic performance



he tolerance of the products is generally ±0.05mm.



Magnet needn’t to be coated because it is difficult to be eroded and oxidized.


Size and shape

Disc, Cylinder, Block, Ring, Countersunk, Segment, Trapezoid, Irregular shapes and more. Customized shapes for Sintered SmCo Magnet are available.



SmCo is widely used in motors, watch, transducers, instruments, positional detector, generators, radar communications, medical equipments, various magnetism spreading devices, magnetic processor, electrical engineering and magnetic derrick.

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