What is the Recommended Image Resolution for Brushed Aluminum Prints? Due to the high gloss finish of the Brushed Aluminum Prints, we recommend a resolution of 200ppi. To Order a Brushed Aluminum Prints, click here. Related articles What is the Production Time for a Brushed Aluminum Prints Order? Do You Offer Other Metal Finishes? What is the Brushed Aluminum Printing Process? What is the Metal Substrate? What is the Recommended File Resolution for Acrylic Prints? How Do I Clean Acrylic Prints?