Black Epoxy (Ni-Cu-BE) Dec 16, 2024 Home / glossary / Black Epoxy (Ni-Cu-BE)Black Epoxy has low abrasion resistance but is excellent for indoor/outdoor use as long as there are no harsh mechanical conditions. The plating consists of 3 layers Nickel, Copper, and Epoxy scratches the most easily of all coatings. Request a Quote