Application for electrical house-hold products. Specification of Al CircleMaterial Code Status Thickness(mm) Diameter(mm)AA1050 O, H26, H24, H22, H18 0.5~3.0 125~800AA1070 O, H26, H24, H22, H18 0.5~3.0 125~800AA3003 O, H26, H24, H22, H18 0.5~3.0 125~800AA5052 O, H26, H24, H22, H18 0.5~3.0 125~800 Aluminum Sheet Circles