International Hardcoat is a full service aluminum coating facility specializing in Hard Anodizing located in Detroit, Michigan and serving a variety of manufacturing industries throughout the United States. We operate our 104,000-sq. ft. state-of-the-art facility on the western edge of Detroit, Michigan employing over 200 associates.  Our multiple automatic and semi-automatic processing lines finish parts for industries ranging from automotive, aerospace, military, and firearms to food preparation, medical, and recreational. We are recognized as a worldwide leader in our field.