Ferrite disc shape magnets are a widely used type of ceramic magnet known for their cost-effectiveness, stability, and versatility. Composed primarily of iron oxide mixed with barium or strontium carbonate, these magnets exhibit consistent magnetic properties, high corrosion resistance, and durability, making them suitable for a variety of industrial and electronic applications.

One of the most notable characteristics of ferrite disc magnets is their magnetic performance. While they are not as strong as rare-earth magnets, ferrite magnets provide a stable and consistent magnetic field. The disc shape is particularly advantageous in applications that require uniform magnetic coverage over a circular area, such as magnetic couplings, loudspeakers, sensors, and motors. The flat, round geometry ensures even distribution of magnetic flux, which is critical for precise operation.

Another significant feature is resistance to corrosion and heat. Ferrite magnets are chemically stable and can withstand exposure to moisture without significant degradation. They also maintain their magnetic properties at elevated temperatures, which allows them to function reliably in environments where other types of magnets might demagnetize or degrade over time.

The mechanical properties of ferrite disc magnets are also important. They are hard and brittle, capable of withstanding moderate mechanical stress but prone to cracking under sharp impact or bending. Their shape and thickness can be customized to fit specific applications, making them versatile for both industrial machinery and consumer electronics.

https://www.mlmagnet.com/product/ferrite-permanent-magnets/
Material：SrO/BaO, Fe2O3
Shape：Disc, Cylinder, Rectangle, Square, Ring, Arc, Segement..
Grade：Y10T, Y25, Y30, Y33, Y35, Y30BH, Y33BH
Working Temperature：250℃
Series：Anisotropic Ferrite, Isotropic Ferrite
Magnetization Direction：Diametral, axial,thickness
Tolerance：±0.05mm-±0.1mm