... 35, 46*40, 46*50, etc. Aluminium solar frame for solar panel1) Certification:ISO9001,ISO14001,CQM 2) Size:35 ... )Surface Treatment:1) Anodizing (clear, satin, bronze, black, golden, silver, other multicolor)2) Electrophoresis3) Powder coating, PVDF, polishing ... )Surface Treatment:1) Anodizing (clear, satin, bronze, black, golden, silver, other multicolor)2) Electrophoresis3) Powder coating, PVDF, ...