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