... ,(M,H,SH,UH,EH) 2.Plating:Ni,Zn,Au,Ag,Epoxy,Passivated,etc Ni-coated NdFeB Magnet Product Name:NdFeB Magnets ... . Be reactive with moisture and oxygen,usualy supplied by plating (Nickel, Zinc, Passivatation, Epoxy coating, etc.).Applications:Sensors,motors,filter automobiles ... .5≥836≥34≥270630-34239-271-0.105-0.5200 Ni-coated NdFeB Magnet