Aluminum bottle caps are simple in appearance, finely made, and advanced printing technology can meet the effects of consistent color and exquisite patterns, bringing consumers an elegant visual experience.
Usually die-casting aluminum is suitable for die-casting process.It has a set of high-tech core-pulling, cooling and other systems. Casting is a metal smelting process, usually using the gravity of the metal in the mold casting. But aluminum die casting is not done by gravity, but by applying pressure.
Therefore, it is necessary to understand the structure, composition and treatment characteristics of aluminum alloy anodizing treatment. It is very widely used and plays an unparalleled role in some treatment methods.
In recent years, aluminum bottle caps (chromize free passivation for aluminum) are more and more widely used in our daily life, especially for the packaging of wines, beverages and medicines and health products.