... T4, T5, T6, H12Shape: Round ShellSize: Flexible SizeSurface Treatment: Anodized, Power Coating, Sandblasting, Polishing, Grinding, Painting, Screen printing, Tumbling ... Turning, Tapping, Shearing, Insulation, Platic forming, HydroformingApplication: Aluminum extruded Aluminum Frame and Back Cover/Housing/Body/ Heat Sink/ Shell for all ... of customer requirement. 300x300mm Panel Light Aluminum Frame