This product belongs to radial multi-pole magnetic ring series, made of sintered ceramic ferrite and hard magnetic. The specific size is 75mm in outer diameter, 51mm in inner hole, 35mm in thickness, 8 NS magnetic poles on the side surface, with large size and surface magnetic intensity higher than 1300 Gauss. It is mainly used for various industrial motors and fans.
8 pole ferrite ring 75 x 51 x 35 mm sample physical picture;