Steel flat door features: single or double open steel fireproof door factory building steel door and electric flat door rugged durable performance, using live hanging hinge or motor control installation convenient, beautiful and generous.
Steel flat door: single or double open steel fire door factory steel door and electric flat door using high-quality galvanized steel plate, door body filled with heat insulation refractory, or light insulation material, workmanship, fire door product quality to meet national standards, product has good heat insulation, fire stability and integrity. Equipped with national fire detection agencies to test qualified hardware accessories. Surface paint production, color options, door size can be customized according to user needs, fully respect the wishes of users.
Components of steel flat door: door frame, door fan, fire lock, fire shutter, fire hinge, fire sealing strip. The electric flat door is equipped with an electric door opening device, a button or a remote control handle besides the accessories of the fire door. The steel plate thickness of the door fan is generally 0.8mm. The steel plates of 1.2mm, 1.5mm and 3.0mm are used in different parts of the door frame. All are manufactured in accordance with national standards or enterprises.
Fire-proof grade: Steel fire-proof door is divided into three grades, A, B and C. The fire-proof time is required to be 1.5 hours of steel grade A fire-proof door, 1.0 hours of steel grade B fire-proof door and 0.5 hours of steel grade C fire-proof door. Electric flat doors and ordinary steel doors are not suitable for this area. The products are mainly used in workshops, power distribution rooms, computer rooms and other public places. It can be used for people and vehicles. Fire door in the event of a fire can play a role in preventing the spread of flame and prevent the flow of combustion smoke, while playing a sealing role。