What Are The Four Protective Coatings Used On Aluminum?
What Are The Four Protective Coatings Used On Aluminum? Name the four protective coatings available for aluminum alloys. The four protective coatings are alclad, alodine, anodizing and organic coating. Which coating is best for aluminum? Anodizing is better for aluminum in high traffic areas where the coating is subject to physical abuse and abrasive cleaners.