Arc magnets-N38 1)Coating:Zn 2)Grade:N35-N52,N35M-N48H,N35SH-N45SH,N33UH-N40UH 3) ... separation, magnetic resonance imaging, sensors, loudspeakers etc. 2) The coating of NdFeB magnets can be Zn, Ni, Ni-Cu-Ni, Epoxy, CR3 ... +ZN, NI+AG, NI+AU. 3) Our factory can ...