We are Isolar photovoltaic system (wuxi)***** based in Wuxi , China. We are member of Tradekey.com since June, 2011. Our business is related to Energy Products industry and we specifically deal in solar aluminum frame. Please find our product details below:solar Aluminum Frame (35 Series)main material:6063T5/T6 Aluminum alloy The surface of the frame has been anodized and passivatedsolar Aluminum Frame (40 Series)main material:6063T5/T6 Aluminum alloy The surface of the frame has been anodized and passivatedThank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.