... : bending, turning, forging; 3. smooth: 1.6; 4. surface: anodizing. machining part.1.Equipment:milling machine,drilling machine,CNC ... aluminum alloy, zinc alloy, carbon steel, stainless steel,cast iron, brass and copper can be machined in our factory ... measuring machine,Hardness-testing device,spectrum analyzer;5.Surface treatment:plating,anodizingpowder coating,spray-paint,electrophoresis. The equipment ...