Method for improving the magnetic performance of the sintered neodymium-iron-boron material

Method for improving the magnetic performance of the sintered neodymium-iron-boron material

  • CN 101,034,607 A
  • Filed: 01/22/2007
  • Published: 09/12/2007
  • Est. Priority Date: 01/22/2007
  • Status: Active Application
First Claim
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1. , a kind of method that improves the sintered neodymium iron boron material magnetic property, its feature comprises:

  • to finishing the sintered NdFeB product of all thermal technologies and magnetization process, put into medium or space cold treatment below 0 ℃

    , make it the internal and external temperature unanimity, return to room temperature then.

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