Alloy Wheel Vacuum Coating Multi-Color Decorative And Anti-Corrosion Plating Medium-size chamber design fits various alloy auto wheel rims for decorative PVD plating. Available finishes include gunmetal, bronze, matte black, and rose gold with strong outdoor anti-corrosion performance. Multi-angle arc targets eliminate dead zones on curved wheel surfaces, achieving even metallic luster. Stable vacuum system shortens production cycle for auto parts factories. Technical