... , Surface treatment: Anodizing, Electrophoresis, Powder coating, PVDF coating, Wood, etc. aluminium extruded profiles1. Alloy: 6063, 6005, 6061,60602. Temper: T5/T63. Colors ... and curtain walls6. Wood aluminium profile and made up windows and doors7. Very good heat preservation and heat insulation 6061 aluminium extruded profile