... ,M,H,SH,UH,EH,AHNdFeB.NdFeB magnet,Neodymium magnet,permanent magnet,Rare earth magnet;1)Material: Sintered Neodymium-Iron-Boron;2)Temperature: the max operation ... -45SH,30UH-38UH and 30EH-35EH;4)Shape: ring,block,disc,bar and so on;5)Size: according to customers' request ...