... surface treatment 2.good surface. 3.aluminum profile 4.high quality and best price Material6063,6060,6061,6005TemperT4,T5, ... piece profile,outer fixed by plywood, or as per your requirementsOur production scope: Aluminium industrial profilesaluminium curtain wall profilesaluminium window & door ... us for more details freely. heat-insulated aluminum profile thermal-break profile for window and door