NEWS

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  Infiltrating Dy and Te via Magnetron sputtering technology improves Hcj of NdFeB magnets

  There are three mainstream preparation processes of NdFeB grain boundary diffusion technology: evaporation diffusion, magnetron sputtering and surface coating.Magnetron sputtering of dysprosium and terbium infiltration will improve the Intrinsic coercivity (Hcj)with the best stability. The metho ...

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  Grain boundary diffusion technology

  The Applicable Grade range of NdFeB for Grain boundary diffusion technology Can reduce the use volume of the rare earth (dysprosium /terbium) so that it can save the heavy rare earth resource effectively, and decreases the production cost of the magnet as well as enhance the comprehensive cost perf ...

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  What are the main methods of vacuum coating?

  Vacuum coating application is a large branch of vacuum application, which has a very wide range of applications in optics, electronics, physical and chemical instruments, packaging, machinery and surface treatment technology. In order to give you a more detailed understanding of the application of ...

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  Heavy rare earth NdFeB magnetic pure metal PVD coating and infiltration two-step method

  Compared with the direct infiltration method, although this method requires two steps of coating and infiltration, it has the following obvious advantages:①On the infiltrated material, it is not only pure and free of impurities, but also the coating amount (that is, the amount of infiltration) can ...

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  How to choose the magnet you need

  How to choose the magnet you need At present, there are mainly 5 kinds of magnetic materials to choose from, which are rubber magnets, ferrite magnets, alnico magnets, samarium cobalt magnets and neodymium iron boron magnets in order of magnetic force from weak to strong. A brief description ...

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  What industries do strong NdFeB magnets have an impact on?

  What industries do strong NdFeB magnets have an impact on? Strong NdFeB magnets, like electricity, cannot be seen or felt, and the magnetic force can only be felt when iron is close. Magnets are easy to make and are fairly common. Everyone knows that there is a gravitational field between matter ...

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  The effect of NdFeB magnets on permanent magnet motors

  Compared with the traditional electric excitation motor, the permanent magnet motor has obvious advantages such as simple structure, reliable operation, small size, light weight, low loss, high power, flexible and diverse motor shapes and sizes. Compared with the permanent magnet motor produced wit ...

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  What are the differences between the magnetic circuit and the physical characteristics of the circuit of a strong magnet?

  What are the differences between the magnetic circuit and the physical characteristics of the circuit of a strong magnet? (1) There are good conductive materials in nature, and there are also materials that insulate current. For example, the resistivity of copper is 1.69×10-2Qmm2/m, while the re ...

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  Magnetic types of powerful magnets and their applications in solenoid valves

  When applied to the solenoid valve, if it is found that the solenoid valve is not working, you can use an electric meter to measure the ground rent value between the inserts. If the resistance value shows infinity, it may be an internal short circuit. If the resistance value is very small, There is ...

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  Definition and application fields of permanent magnet motor and NdFeB magnetic tile

  The definitions and application areas of permanent magnet motors and NdFeB magnets are as follows: Permanent magnet motors are divided into permanent magnet DC motors and permanent magnet AC motors.1.1. Permanent magnet AC motor refers to a polyphase synchronous motor with a permanent magnet rot ...

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  Sequence of magnet orientation and forming

  Magnets are difficult to be processed and formed at one time in the production process. The following introduces the sequence of magnet orientation and forming:The density of the green body made of the magnetic powder of the magnet after orientation, forming and isostatic pressing is very low, whic ...

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  The difference between neodymium magnets and samarium cobalt magnets

  Rare earth permanent magnets are also known as permanent magnet materials with the highest comprehensive performance. It is 8 to 10 times higher than permanent magnet materials and 3 to 5 times higher than AlNiCo permanent magnet materials, so it is widely used. Samarium cobalt permanent magnets ar ...

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