To ensure the quality of the aluminum circle discs, it will pass several test like grain size test. Haomei aluminum circle plate is of smooth and bright surface. We have common aluminum circles and anodized aluminum circles. Rich alloys are for you to choose from like 1060 and 3003 aluminum circle. They can be used to cookware, craft, sublimation, road sign, lamp cover, hardware,etc. Welcome to send inquiry directly to sale@alumhm.com