New Protective Coatings for Rare Earth Magnets Prevent their Corrosion and Oxidation Editorial Team March 10, 2022February 27, 2025 Protective Coatings Commercial rare-earth alloy powders such as neodymium-iron-boron (Nd-Fe-B) or “neo alloy” ribbons into platelets with varying sizes and distributions (mean particle size approximately 200 µran). Read more