This sample is a ring sintered ferrite magnet with radial multipole magnetization, provided by courage magnet manufacturers, the specific size is 18mm outer diameter, 11.8mm inner hole, 9mm thickness. The edge of the magnet has chamfers and is injection molded with plastic parts. It is commonly used in DC motors, household appliances, robot motors, speed measuring devices, Hall sensors, etc.
The sample of radial multipole ferrite rotor ring 18x11.8x9mm with chamfer displayed.
Our company has a large number of radial multipole ring ferrite specifications, all kinds of poles (2 4 6 8 10 12 14 16 20 24 36 72 poles), if you need samples, please provide the required specifications!
Same for other rotor ferrite magnets of 18mm;