How to Nitre Blue Gun Metal for a Beautiful Finish | MidwayUSA Gunsmithing
This video demonstrates the Nitre Blueing process for firearm parts, a technique favored for its aesthetic appeal on small components. It details the preparation, including polishing to 800 grit, and the controlled heating of specialized bluing salts to 650°F. The process involves dipping parts, carding off salts, and repeating until a desired straw to electric blue color is achieved, followed by quenching and oiling for rust prevention.









