Detailed Product Description Aluminium frames of solar panel, the specification and corresponding size for Solar battery: (1).30 ... angle and 45-angle. Thematerialsof the frame and planks is Aluminium profile,which come fromJiangyinHaida Group,and have been honored as ... product keep the hightest quality level.MostofAluminium frames of solar panel have been exported to German, Italy, USA, England,France ...