It is formed by coating the two surfaces of the material called polyethylene with aluminum. Composite board is a kind of plastic and is among the most preferred building products. The outer surface can be covered with different colors; Composite plate used in storage and transportation is also known as a kind of coating material. This product, which is used to cover the products so that they are not damaged even in the heaviest impacts, can be used in modern architectural areas. Another common usage area is the areas where labor productivity is increased. The durability of all products to which this coating is applied increases. Thanks to its undistorted form, the composite sheet is also resistant to breakage. It can also show its strength in cases such as rusting, oxidation, cracking, fire.