This is a small inner hole magnet, it can also be called a round magnet with small holes, hole diameter 0.98mm, about 1mm, the material is bonded NdFeb, the surface coating is black epoxy, looks a bit like ferrite, magnetization method is 24 poles of outer diameter magnetization, It can be used in micro-motor, gated motor, stepper motor, synchronous motor, DC motor, automobile motor, watch instrument, medical equipment, photoelectric detector, light-sensitive instrument, etc.
If you need this small hole multi-pole magnetic ring sample, quote, you can contact our company for your service, our sample specifications, support customization!
Close to the magnet specifications recommended;
Injection molded magnetic ring with small hole 9.5mm x 1mm x 2mm