A flat circular magnet with a thickness not exceeding the diameter and a through hole in the middle is called a ring magnet, or magnetic ring. It was called tube magnet if thickness exceed the diameter. The magnet neodymium ring can be fixed by mechanical connection. As a ...
Axially magnetized rare earth samarium cobalt magnet rings with dimension of 1\" (25.4mm) OD x 1/2\" (12.70mm) ID x 1/4\" (6.35mm) thick. Magnetic Performance: Br: 10.4 kGs, Hcb: 9.8 kOe, Hcj: 10.6 kOe, (BH)max: 26 MGOe. Pole Orientation: Magnetized through 1/8\", magnetic ...