NEWS

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  Chinese New Export Controls on Key Rare Earths & Magnets

  Chinese New Export Controls on Key Rare Earths & Magnets  – NdFeB Supply Chain Faces New Rules! 1. Hot News On Oct. 9th, 2025, at 9:00 AM, China’s Ministry of Commerce released Announcement No. 61. The announcement introducing export controls on key rare earth metals like Sm ...

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  What are the differences between NdFeB magnets of different shapes?

  1. 6 standard shapes of NdFeB magnets The shape of NdFeB magnets is mainly selected based on factors such as installation space, force direction, magnetic circuit design, etc. The following are 6 common NdFeB magnets with different shapes: ShapeDimensions RangeToleranceTop UsesPerformance Tip ...

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  How to choose the NdFeB magnet that suits your needs？

  1. What is theNdFeB magnet? NdFeB magnets are mainly composed of the rare earth element neodymium (Nd), iron (Fe), and boron (B), and are usually simply referred to as NdFeB. This is a magnetic material formed through a series of complex processes including blank production, machining, and ...

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  Neodymium Magnets in Motor Stator and Rotor

  In modern electric motor design, neodymium iron boron (NdFeB) magnets have emerged as a critical component for enhancing efficiency, power density, and compactness. As the most powerful permanent magnets commercially available, NdFeB magnets play a pivotal role in both stator and rotor assembl ...

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  Neodymium Magnets: The “Super Heart” of Wind Power Generation

  I. The “Permanent Magnet” Trend in Wind Power Generation Against the backdrop of the global energy transition, wind power generation is a clean and renewable energy source. The technology of wind power generation is constantly innovating, among which the trend of permanent magnet ...

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  Neodymium Magnets in Medical Devices A Growing Trend

  In the world of medical devices, the use of magnets is becoming increasingly important. Of the various types of magnets available, NdFeB magnets are considered the strongest and most reliable. NdFeB magnets are made from a combination of neodymium, iron, and boron, which together produce a strong m ...

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  Why NdFeB Magnet are Critical for High-Performance Electric Motors

  Neodymium iron boron NdFeB magnets (NdFeB) is a super strong magnet that’s used in many types of electric motors. These magnets are incredibly powerful and efficient. They help motors to produce more power, run more smoothly, and be more reliable. As technology keeps improving, we’ll se ...

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  15 Concepts in Magnetic Materials

  1. Hysteresis loop The hysteresis loop, as shown in the figure, is a characteristic curve of hard magnetic materials like neodymium iron boron magnets. It illustrates the relationship between magnetic induction (B) and magnetizing field strength (H), demonstrating the material’s ability to ...

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  Low Speed High Torque BLDC Motor

  The low-speed high-torque BLDC motor is a special BLDC motor with a unique electrical mechanical design and motor structure design. It has a wide range of applications and is an indispensable part of modern industry. 1. Features The low-speed high-torque BLDC motor is a special BLDC motor. It ...

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  Common Processing Methods of NdFeB

  The main shapes of sintered NdFeB magnet products include square, cylinders, rings, tiles, sectors and various special-shaped products. In actual production, large blanks are usually produced first, and then the final products are obtained through post-processing according to the user’s s ...

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  A Quick Introduction to Halbach Array Rings

  The Halbach array is a magnet structure with a special shape. Its design idea is to combine multiple magnets of the same shape but different magnetization directions into a circular ring magnet to enhance the uniformity and stability of the working surface or center magnetic field. Permanent ...

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  Principles and Methods of Demagnetization

  Hard magnetic materials (such as NdFeB) have two notable characteristics:1.They can be strongly magnetized under the influence of an external magnetic field;2.They exhibit hysteresis, meaning they retain their magnetized state even after the external magnetic field is removed.So, how can a magnet t ...

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