The product you see now is a thin flat ring magnet with more than 100 poles, 128 poles in the outer ring (64 N poles, 64 S poles), 126 poles in the inner ring, belongs to the double code channel multi-pole magnetic ring, the material is rubber magnet, so the magnetism is not strong, the surface magnetic strength is only a few hundred gauss....
This product is a radial 24-pole magnet with an inner hole of 2mm. The material is ferrite. The magnetic strength is about 600-650 Gauss. It is suitable for Hall induction, magnetic encoder motor, and miniature motor Hall encoder....
This is a 6-pole ring magnet made of injection molded ferrite, with an outer diameter of 9.5mm, an inner hole of 1mm, a thickness of 2mm, single-sided 6-pole magnetization, 3 N poles and 3 S poles. It is mainly used for Hall encoder....
This product is a ring magnet with 32 pairs of poles (64 poles), made of injection-molded ferrite, product specifications: outer diameter 34mm, height 2.5mm. Magnetization method: single-sided multi-pole magnetization, 32 pairs of poles on the outer ring and 31 pairs of poles...