... Arc magnets-N38 1)Coating:Zn 2)Grade:N35-N52,N35M-N48H,N35SH-N45SH,N33UH-N40UH 3)Application:Motor,Dc motor,Industrial Motor- Arc Magnets ... Rare earth magnets and permanent magnets. It is always manufactured via Wire Cutting and grinding etc. Regular Arc magnets or Segment magnets have the ... resonance imaging, sensors, loudspeakers etc. 2) The coating of NdFeB magnets can be Zn, Ni, Ni-Cu-Ni, Epoxy ...