... NdFeB segments are use to Sensor,Motor,Loudspeaker etc. Neodymium-Iron-Boron Magnet:1) Superior magnetic properties than other magnets2) Higher unit ... ,N35SH,N25UH,N28UH,N30UH,N35SH,N38,N45,N48,N50 and N529) High energy ranging from 8MGOe to 48MGOe with wondrerful coercive ... coating or plating is recommended.13) Advantages: a) High energy b) Very high Hc and Hci output c) More economical than SmCo d ...