The aluminium circle alloy we can offer is as follow: 1050, 1070, 1100, 1200, 3003, 5052 alloy. The temper can be as follow: Soft O, 1/4 hardness, 2/4 hardness, 3/4hardness, full Hardness. Thickness: from 0.4mm to 7mm Diameter: 100mm to 980mm Usage: aluminium circles for aluminium cookware, Aluminium circle material for aluminum pot Aluminium circles materal for aluminium kettles Aluminium circle for aluminum basin Aluminium circle for aluminium lights Aluminum circle for aluminum fryer We use the DC material for our all aluminium circles, the quality of the aluminium circle is high deep drawing quality with the lowest scrap rate in China. The scrap rate is less than 2%.