The aluminum alloy music player casing has a lightweight weight, good heat dissipation performance, diverse surface treatment processes, and high toughness. Aluminum Enclosure.The aluminum alloy casing has various surface treatment processes. Aluminum Parts.Aluminum alloy can be treated through various processes such as wire drawing, oxidation, electroplating, sandblasting, polishing, etc., Aluminium Component.to form a unique appearance and texture. This diversified surface treatment makes the aluminum alloy shell not only Aluminum Precision Machining . practical, but also very beautiful