... corrosion resistance 3. easy to operate and maintain Product Customized aluminum extrusion profileMaterial Alloy 6060, 6061, 6063 ... 15-20 working daysUsages Windows, doors, curtain wall, solar panel, LED panel, heat sink, industry, etc.Certified ... every year, such as giant matrix and pole solar mounting structures.So if you have any interest ... Thanks very much. aluminium profile for solar energy product