Aluminium Composite Panel (ACP) is a type of flat panel that consists of a non-aluminium core bonded between two aluminium sheets. ACPs are frequently used for external cladding of buildings, for insulation and for signage. ACP sheets can also be used for furniture such as modular kitchens and cabinet design, as they are easy to shape and cut. ACP Panels Are Divided Into Two Types Based On Application And Fire Regulations. Aluminum Composite Panels Consist Of Two Thin Layers Of Aluminum Panels Sandwiched Between Polymer Cores.