Top 6 Advantages Of Using Aluminum Composite Panels In Construction Aluminum composite panels (acps) have become increasingly popular in the construction industry due to their many benefits. Acps are made up of two metal skins (usually aluminum) bonded to a core material, which can be made from a variety of materials such as polyethylene, mineral-filled core, or fire-resistant core. Here are the top six advantages of using aluminum composite panels in construction.