Features Shanxi retractable door: 1, intelligent infrared anti-climb devices. 2, special profiles: Gloss Unlimited, easy to stick dust Schools automatic retractable doors, not contaminated gas corrosion. 3, plastic: door main plastic parts with high-quality engineering plastics, high toughness, impact resistance, anti-distortion, abrasion resistance, cold, light, easy to aging, long service life. 4, intelligent infrared sensor anti-collision devices: the door in case or foreign body in the closing process 30-50cm can automatically return to operation. Standard structure ensures sturdy cross tube, reducing operating noise. 5, beautify the environment, improve the business outlook, enhance corporate image. Shanxi electric retractable door production quality standards: 1, the standard material: Length tolerance + 1.0mm schools offer automatic retractable door, sectional size tolerance + 0.5mm, primary school thickness tolerance + 0.2mm automatic retractable door image, Appearance color should be uniform, smooth and free of cracks and uneven; 2, lower material standard profiles: Length tolerance + 0.5mm school automatic retractable door installation, cut the angle tolerance 45. +15 ', There should be no end machining distortion, and should remove the burr; 3, profiles welding standards: flatness tolerance difference ≤0.5mm, diagonal tolerance ≤0.5mm, the welding process must not have a scratch the surface profile abrasions. 4, standard accessories installation: installation should be firm, the correct position, switch flexible; 5, finished packing the standard: GB 6388-1986 and GB 191-2000 standard. Schools automatic retractable door manufacturers | Guang Xin Stainless Steel | Luliang automatic retractable door provided by the school in Taiyuan Jiancaoping Stone-Xin Stainless Steel Co., Ltd. Taiyuan Jiancaoping Stone-Xin Stainless Steel Co., Ltd. (www.sxtygxbxg.com) (www.sxtygxbxg.com) is Taiyuan, stainless steel and products leader, over the years, the company implement the scientific management, innovation and development, honesty and trustworthiness The guidelines, the maximum meet customer needs. Xin Guang leader in stainless steel with the staff warmly welcome all inquiries negotiations to create a wide Xin Stainless better future.