... 50 co-operated plantsMaterial Alloy, Steel, Stainless Steel, Aluminum, Bronze, Plastic etc.Machining process *CNC machining ... Aluminum extrusionSurface treatment Polishing, Chrome/Zinc/Nickel Plating, Painting, Anodizing , E-coatingFile Formats PDF, Pro/Engineer, SolidWorks, Auto CAD etc. Other Aluminum Extrusions ... Anodized Custom Aluminum Extrusions Anodized