Device and method for preparing anisotropic neodymium iron boron magnetic powder and neodymium iron boron magnetic powder

• Main Authors: HUANG DONGYA, LIN BAICHUN, MO MANMAN, WANG YUE, YANG SHU, YANG JUN
• Format: Patent
• Language: Chinese; English
• Published: 25.11.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

The invention provides a device and method for preparing anisotropic neodymium-iron-boron magnetic powder and neodymium-iron-boron magnetic powder.The device is an HDDR diffusion treatment furnace and comprises a powder preparing furnace body based on the HDDR technology and a furnace body main cavi...