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Fireproof rolling door, fireproof EI60 Minute, Fireproof rolling door, fireproof EI60 Minute, Fireproof rolling door products, with fire resistance limit EI70, EI60, EI45, EI30, EI15 type 1 body thickness 45mm +_2mm, has the following structure: Main surface: 02-layer steel rolling door slats, 90mm steel slats, folded width is 73mm, steel thickness 0.6mm for each layer, the door slats are connected together by a bending groove, between the 2 steel layers is stuffed with ceramic wool with a volume of 128kg/m³ Side surface: 2 layers of High silica fabric coated with 1-sided fireproof glue, 5mm ceramic wool insulation layer with a volume of 200kg/m, 3 layers of aluminum foil, 25mm ceramic wool insulation with a volume of 128kg/m³ The rolling shaft uses a tube shaft 113.5mm – 219mm, thickness from 1.8mm – 6mm The guide rail is made of 02 layers of steel with dimensions of 130x125x1mm, inside is stuffed with insulating ceramic cotton with a volumetric weight of 128kg/m³ and 2 MgO plates, each plate is 5mm thick with a volumetric weight of 850-1050kg/m³. Technical box frame 20x40, 1mm thick panel, 25mm thick ceramic wool insulation layer, with a volume weight of 128kg/m³ Additional options for decorating fireproof, insulated rolling doors EI60 (according to customer requirements if any): Main surface of electrostatically painted steel in requested colors such as: Blue, Yellow, Gray, Orange, Red, Gray,.... The secondary surface is covered with an additional layer of non-fireproof PVC fast rolling door fabric in 3 basic colors: Blue, Gray, Orange, creating aesthetics and durability. Features of fireproof and insulated rolling doors EI60: Fireproof rolling doors EI70, EI60, EI45, EI30, EI15 have the ability to automatically lower or raise when there is a fire/smoke alarm signal. With a sturdy, simple steel design and structure, EI fireproof steel rolling doors can operate continuously similar to conventional steel rolling doors, suitable for warehouse areas, loading and unloading goods, meeting the requirements of security and operating frequency of the factory. EI fireproof rolling doors are the type of rolling doors that can ensure fireproof criteria according to the latest requirements on fire prevention and fighting.