Round Hole Aluminum Perforated Mesh used most among aluminum perforated facade or ceilings.The round punching hole is always popular used for building architects.The hole diameter can be produced as request. At present, most of the aluminum sheets produced in the industry are further reprocessed and then used, and the use is very wide. Today, the main purpose of the Round Hole Aluminum Perforated Mesh is mainly introduced. Generally speaking, the Round Hole Aluminum Perforated Mesh is a punching plate which is formed by mechanically perforating various aluminum plates. The size of the punching holes is mainly designed according to the use environment.