What is PT aluminum alloy door

PT aluminum alloy doors are a high-end material for doors and windows, manufactured using PT (Pultruded Thermal Barrier) technology. The outer layer of this door is made of aluminum alloy material, while the inner layer is made of plastic material. The two parts are connected by a glass fiber reinforced plastic insulation layer to improve the insulation performance of the door. PT aluminum alloy doors have the characteristics of durability, corrosion resistance, good thermal insulation performance, not easy to deform, and easy maintenance, so they are widely used in high-end residential buildings, commercial buildings, public places, etc.