What are non-permanent magnets and permanent magnets

- Oct 31, 2017 -

Non-permanent magnets heated to a certain temperature will suddenly lose the magnetic, which is composed of the composition of the magnet "yuan magnet" arrangement from order to disorder caused by the loss of magnetic magnet into the magnetic field, when the magnetization To a certain value, it was magnetized, "Yuan magnet" arrangement from disorder to order.

      Permanent magnets can be natural products, also known as natural magnets, can also be manufactured by artificial (the strongest magnet is NdFeB magnets).

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