... magnet.7) Irreversible loss at high temprature.8) Types:N35,N38,N40,N42,N30M,N35M,N38M,N40M,N27H,N30H,N33H,N35H ... ,N37H,N27SH,N30SH,N33SH,N35SH,N25UH,N28UH,N30UH,N35SH,N38,N45,N48,N50 and N529) High energy ranging from 8MGOe ... magnet alloys15) Widely used in apparatus and instruments where a strong magnetic field is needed,including motors,sensors,microphones,electro-acoustics ...