... T3-T8 3.Colors:black, bronze, silvery white Aluminum extrusion profiles 1. Material: 6063, 6061, 6060, 6005 and so ... Aluminum extrusion profiles-Aluminum alloy 6000 seriesSurface Treatment Mill finish, Anodizing, Sanding blasting, Powder coating, Electrophoresis, Wooden grain, Thermal break profilesCertificate ... . Honor and Certification6. About us7. Contact us Aluminum profiles for curtain wall