The concept of robots is already very extensive. What is discussed in this paper is the robot joint permanent magnet servo motor needed by the industrial automation industry, while the composite integrated joint servo motor of service-oriented robots is not involved for the time being. Industrial r ...

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Rare earth permanent magnet material is one of the most important basic materials to support modern industry. At present, in the manufacturing process of NdFeB Material by powder metallurgy process, the mixed powder process still has some deficiencies, the powder mixed directly with additives by ...

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Due to its excellent magnetic properties and high cost performance, neodymium iron boron permanent magnet material has quickly become the leader in the rare earth permanent magnet market since its advent, and its output value accounts for 90% of the world’s output value of rare earth permanen ...

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Permanent magnet material is a kind of object that can continuously provide magnetic energy without consuming electric energy. It has the function of energy conversion and is an important functional material. The neodymium iron boron permanent magnet is world-famous for its extremely high “ma ...

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What is hard magnetic material? Hard magnetic materials generally refer to permanent magnetic materials, which can maintain constant magnetic once magnetized. In application, the permanent magnet material works on the second quadrant demagnetization part of the deep magnetic saturation and hys ...

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The application of additive manufacturing (3D printing) technology in the research of permanent magnetic functional materials is a hot topic. At present, the main research directions of 3D printing permanent magnet materials are preparation methods of permanent magnet precursor powder, room tem ...

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Sintered NdFeB permanent magnets are widely used in the motor industry, medical equipment, wind power generation, electric vehicles, aerospace and many other fields due to their extremely high comprehensive performance. They are the permanent magnet materials with the best market application prospe ...

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In this paper, the product standards of rare earth Nd-Fe-B permanent magnetic materials in China, IEC, Japan and the United States are compared and analyzed, and the countermeasures and suggestions for the development of rare earth permanent magnetic materials industry are put forward, so as to ...

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Neodymium iron boron (NdFeB) permanent magnet material is the third generation of rare earth permanent magnet material, which has a wide range of applications. In this paper, the patent analysis method is used to study the technology development trend of NdFeB permanent magnet materials from th ...

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A layer of metal Dy was deposited on the surface of NdFeB by magnetron sputtering. After high temperature diffusion, Dy diffuses into the magnet and displaces Nd in the magnet to form a uniform and continuous Nd rich phase. The (Nd, Dy) 2Fe14b phase is formed on the surface of the main phase gr ...

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High performance rare earth permanent magnet materials are widely used in low-carbon economic fields such as energy-saving and environmental protection manufacturing industry. As permanent magnet materials are widely used in low-carbon economic fields such as energy-saving and environmental protect ...

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Taking the magnet weight loss after the HAST accelerated life test and the magnet dynamic potential polarization curve in different corrosive media as characterizations, the effect of the substitution of rare earth element Nd for Pr on the corrosion resistance of sintered Pr-Nd-Fe-B magnets is ...

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