3105 aluminum circles are stamped from 3105 aluminum coils. Harder than 1000 series aluminum alloy, suitable for deep drawing and spinning. Due to its high thermal conductivity and lower density than stainless steel, it is widely used in the manufacture of aluminum pressure cookers. The aluminum circles produced by Yongsheng aluminum circle disc will not break, have high output efficiency and stable quality. They strictly comply with international standards, have excellent dimensions and are more competitive in price.