NdFeB (Neodymium Iron Boron) disc-shaped magnets are known for their powerful magnetic strength and compact form. These magnets are one of the most widely used types of permanent magnets due to their remarkable energy density and versatility. The primary uses of NdFeB disc-shaped magnets span various industries, including electronics, automotive, medical, and consumer goods, making them integral components in many modern technologies.

Motors and Actuators: One of the most common uses of NdFeB disc-shaped magnets is in the manufacturing of motors and actuators. Due to their high magnetic strength, these magnets are ideal for small, efficient motors found in applications such as electric vehicles, robotics, power tools, and household appliances. In particular, disc-shaped magnets offer a compact and efficient solution for rotor and stator assemblies, ensuring high performance with minimal space.

Magnetic Sensors: NdFeB disc magnets are also extensively used in magnetic sensors, including those in speedometers, position sensors, and encoders. Their strong magnetic fields allow for precise detection of movement, position, or speed in automotive systems, industrial equipment, and consumer electronics. These sensors provide crucial feedback for accurate control systems, ensuring reliability and precision in various devices.

Speakers and Audio Equipment: The high energy product of NdFeB disc magnets makes them ideal for use in speakers and other audio equipment. They help drive the movement of speaker cones to produce sound, offering superior sound quality with greater efficiency compared to other types of magnets. The compact size of disc-shaped magnets also allows them to be integrated into slim, high-performance audio devices.

Magnetic Assemblies and Holding Devices: Due to their powerful and compact nature, NdFeB disc magnets are often used in magnetic assemblies and holding devices. These applications include magnetic clasps, latches, and even magnetic tools that require a strong, durable hold. Their versatility makes them ideal for a range of industrial and commercial uses, where secure magnetic attraction is needed in tight spaces.

https://www.mlmagnet.com/product/ndfeb-arc-shape-magnets/nickelplated-sector-ndfeb-magnet-24.html
The Nd-Fe-B magnet exhibits high residual induction, high coercivity, and excellent corrosion resistance. The nickel-plated surface makes the magnet suitable for applications that require good abrasion resistance. Sector NdFeB magnets with the nickel-plated surface. The magnets are covered by a strong nickel layer, which does not scratch off or fade with time. The color and appearance of the product remain unchanged.