1.Aluminum profile material good weatherability 2.Profile thickness0.8-3.0 3.Many kinds of surface treatm Our factory have the advanced treatment line as follow:1. Untreated profiles (Mill finish)2. Anodizing3. Power coating4. Electrophoresis5. Wood grain6. Fluorocarbon7 Thermal break profiles8. Brush, Bending, Drill, Milling, Punch, Weld,etc.