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1钢木质隔热防火门1.1概述由广西住友公共安全科技有限公司生产的GMFM-1023-dk5A1.50(甲级)-1钢木质隔热防火门(见图1)是由门框、门扇、一把防火镶锁、一副闭门器、三副防火合页等组成。门框采用1.2 mm冷轧镀锌钢板制成,门框侧壁设隔热孔170 mm×3 mm,间距30 mm,上框采用45°拼接;门扇骨架为阻燃杉木,门扇两面面板均为3 mm厚胶合板,两面板与骨架之间均设一层5 mm厚玻镁平板,门扇内填充防火门填充材料;门框与门扇接合处设FPJ型膨胀防火密封条。
1 steel wood fire door 1.1 Overview GMO-1023-dk5A1.50 (Class A) -1 steel wood fire-retardant door (see Figure 1) produced by Guangxi Sumitomo Public Security Technology Co., Ltd. is composed of door frame, door leaf, The fire inlaid lock, a pair of door closers, three fire hinge and so on. The door frame is made of 1.2 mm cold-rolled galvanized steel. The side wall of the door frame is provided with heat insulation holes of 170 mm × 3 mm with a spacing of 30 mm. The upper frame is spliced by 45 °. Thick plywood, between the two panels and the skeleton are set a layer of 5 mm thick glass magnesium plate, the door filled with fire-resistant door filler; door frame and door joints FPJ-type expansion fire seal.