Features: 1) Process: pre-treatment, continuous painting and baking for times 2) Material: high quality material, aluminum sheets from South West Aluminum IndustryCompany in China, pre-treatment material from Henkel & Chemtell from Germany,more than 70% of PVDF coating from PPG Corp., the USA and polyester from SwedenBecker Industrial Coating Co., Ltd.3) Our products can keep excellent quality and stability4) The color coated aluminum coils are used for curtain walls, ceilings, roofs andwalls5)Thickness: 0.026 - 1.5mm; width: 35 - 1,590mm