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How is the magnetism of permanent magnet materials produced?

：2025-04-01 ：254

Permanent magnetic materials, that is, materials that can maintain magnetism for a long time, are also called hard magnetic materials. It is characterized by high coercivity, large remanen...
Is it difficult to re-magnetize?

：2025-04-01 ：200

Depending on the cause of the demagnetization and the duration of the condition, it is possible to repurpose the magnetic material and restore the lost magnetism. One method for restoring ...
How are magnets made?

：2025-04-01 ：220

Magnet, this seemingly ordinary gadget, has amazing magical power. It can absorb iron, nickel and other metal substances, showing a strong magnetic. So, how is the magnet made?Magnet, this...
What are the factors that affect the magnetic force of NdFeB magnets?

：2025-04-01 ：302

The ambient temperature of the NdFeB magnet, because the sintered NdFeB magnet is extremely sensitive to the working temperature, the instantaneous maximum temperature and continuous maxim...
What are the main causes of permanent magnet demagnetization?

：2025-04-01 ：335

By demagnetization is meant that the magnetism of the magnet is reduced or completely disappeared, and the permanent magnet operates based on the arrangement of micro-regions within the al...
Comparison of magnetic bonded NdFeTile with other magnetic materials

：2025-04-01 ：196

Currently, commonly used permanent magnets are ferrite magnets, neodymium magnets, samarium cobalt magnets, alnico magnets, rubber magnets, etc. Each of the above-mentioned magnets has its...

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