... elements to make it strong.1. General features of the NdFeB magnet:NdFeB Magnet Grades: N33, N35, N38, N40, N42, N48, N50, N52 ... , tile, square, cylinder and magnetic ring with various sizes High magnetic performance (Br: 11,000 to 14,500 GS, Hcj: 11 ... strong magnetic force and high intrinsic coercive force and also with precise tolerance2. Applications of the NdFeB magnetGenerators, servo motors, ...