Process technology of cast aluminum patio door

The cast aluminum patio door adopts German technology and European standards. The panel and back panel are made of cast aluminum and are treated with anti-ultraviolet (temperature above ℃). The filling inside the door is made of aluminum foil specially designed for aircraft wings. The airtight strips are made of the same materials as high-end automobiles and military. The frame with excellent sealing and sound insulation performance is made of high-end steel and is shaped at one time. It integrates special barrier functions such as anti-theft security, fire prevention, waterproofing, explosion prevention, heat insulation, and sound insulation. It is introduced from abroad and German fine carving technology, combined with modern carving and casting technology, combines tradition and fashion, popular and classic, presenting a beautiful, luxurious, noble art and enhancing the taste of the door. For more details on cast aluminum patio doors