Many friends who have just come into contact with magnets may be asked about the magnet supplier, what do you require the magnet surface plating?A face meng however, because they do not know what sintered ndfeb surface treatment, the following small fu to give popularity.
What are the treatment methods of ndfeb surface?

Thickness and salt spray resistance time of Nd-Fe-B magnet coating
At present ndfeb electroplating production mainly USES zinc plating, plating "nickel + copper + nickel", "nickel + copper + chemical nickel" three processes or process combination, other such as gold plating, silver plating, tin plating, black nickel plating, black epoxy.
Relevant articles on neodymium magnet coating;