... :2008; 2.Material:Sintered NdFeB Magnet 3.Grade:N,M,H,SH,UH,EH,AHNdFeB.NdFeB magnet,Neodymium magnet,permanent magnet,Rare earth magnet;1)Material: Sintered Neodymium ... ,33H-48H,30SH-45SH,30UH-38UH and 30EH-35EH;4)Shape: ring,block,disc,bar and so on;5)Size: according to ... , loudspeakers, magnetic hooks, magnetic holder, filters automobiles and so on. NdFeB