This sample belongs to the series of axial multi-pole magnetic ring, which is made of sintered permanent magnet ferrite and hard magnetic. The specific size is 20.5mm in outer diameter, 7.5 in inner hole, 3mm in thickness, 4 NS poles on the surface, and the surface magnetic intensity is about 1000-1100 Gauss. It is suitable for household appliances, sensors, motor rotating shafts, medical instruments, automation equipment, etc. If you wish to obtain samples can submit your requirements.
We are a professional multi-pole magnet supplier, with a complete range of multi-pole ring magnet specifications, sintered injection material optional, OD 5-50mm, support mold customization, welcome to provide drawings, details.