... ). Experience: 5years for export 3).Certificate: CE BV SGS FORME Angle AluminiumDescription1.Various product: industrial aluminium section, aluminum windows,doors and ... . .Surface Treatment: mill finish, anodized, powder coated, Electrophoresis, Thermal-break,wooden pattern, etc.,3. Alloy: 6063A,6063,6061,6005,6043,etc ...