Shanxi retractable door by door material classification: ① stainless steel door. Door body with high grade stainless steel profiles (rectangular tube, square tube, pipe, flower tube) made of luxurious appearance, how much automatic retractable doors, modern. ② carbon steel door body. Door mild steel profiles (rectangular tube, square tube, etc.) are made, automatic retractable door supply, surface spray, economical and practical, rich color. ③ stainless steel surface titanium door. After the door molding surface of stainless steel profiles and then titanium, Shanxi automatic retractable door, golden yellow, more luxurious fashion. ④ aluminum door. Door aluminum profiles (rectangular tube, square tube, etc.) are made, the surface can be plated in different colors, lightweight and durable and beautiful. Taiyuan Guang Xin Stainless Steel with your common faults of electric retractable door: Phenomenon: retractable door motor rotates but does not work Analysis: electric retractable door clutch is in the disengaged position Remedy: Check the position of the handle is in the closed position electric retractable door friction clutch spring loose change effect or replace or adjust the spring pressure electric retractable door clutch spring failure lack of resilience examination, inspection, adjustment to change automatic retractable door Supply | Guang Xin Stainless Steel (certified) | automatic retractable door from the Taiyuan Shanxi tip lawn area Stone-Xin Stainless Steel Limited. 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.