About Business

Chem Film Aluminum

At Sapphire Metal Finishing, we specialize in chemical conversion coatings for aluminum. Our coatings are designed to protect against corrosion, and we offer two types of coatings: Trivalent Chromate and Chromate Conversion Coating. Our Type II coatings are available in Class 1A and Class 3 finishes, providing you with superior corrosion protection and low electrical resistance. We strive to provide high-quality and safe chemical conversion coatings that will meet your aluminum finishing needs. You can trust us for exceptional performance and durability.