3mm Plain Aluminium Composite Panel from Wing Shing Trading Co. Limited. The product core is made from high quality solid polyethylene and acts as an insulating layer between two pieces of aluminum. The thickness of this core material is typically 3mm, which increases the stability of the panel. Can withstand various weather conditions and is suitable for outdoor use. 3mm Plain Aluminium Composite Panel is used to provide the exterior finish of the panels. It comes in a variety of finishes, including plain, brushed or painted. You can customize the color, finish, and size of plain aluminum composite panels to meet your specific project requirements. 3mm Plain Aluminium Composite Panel is a popular choice among architects and designers due to its versatility, durability and aesthetics. They provide cost-effective and attractive solutions for a variety of construction and design needs.