... , Coatings and Shapes. Warmly welcome your inquiries!NdFeB magnet is made from Neodymium, Iron, Boron and some ... transitive metallic elements to make it strong.1. General features of the NdFeB magnet:NdFeB Magnet Grades: N33, N35, N38, ... NdFeB magnetGenerators, servo motors, DC motors, computer rigid disc drives Loudspeakers, annunciators, linear actuators, microphone assemblies Magnetic separators ...