What material is used for the background of aluminum carving hollow round screen?

Metallic aluminum. According to the query of the World Wide Web, the background of the aluminum carved round screen is a stainless steel round rockery screen inlaid with metal aluminum carving, which is made of metal aluminum. Aluminum is a new light metal, which has a short discovery history and is widely used. Aluminum is located in ⅲA family of the third period of Mendeleev's periodic table, and its chemical element symbol is Al.