... Non-toxic processing 5. Advanced technology 1. Material: Aluminum alloy2. Type: 6063A,6063,6061,6060,6082,7075 ... and reasonable4. Various in size and style: Alu.profiles, rod, angle bar, flat, square bar, T ... profile and U channel, special profiles,etc5. Color: Silver grey, champagne, black, etc.6. ... advanced technology10. HIgh volume of production window and door aluminum profile