... method include Zine, Nickel, Tin, Silver, Gold p NdFeB magnet is mainly made of Neodymium, Iron and Boron,with excellent ... material and reasonable prices, NdFeB Magnet can be used as an ideal magnet in mini-motor, Permanent magnet instrument, electronic industry, auto ... For NdFeB, its surface is usually treally treatd with some special methods.The surface treatment method include Zine, Nickel, Tin, ...