Fireproof door

roll upaluminumsteel

Steel Fire Roller Shutter Door Steel fire proof roller shutter door's fire limit is greater than 3h.Widely used in shopping malls, hotels, office buildings, underground garages and other public places divided into fire zones.It has better wind resistance. Product Description Technical Data: Fire resistance: ≥3h Power: A380V V 50HZ ,control power DC24V Wind pressure: 50kp-66kp（30m/s） Unexposed surface temperature: ≤154℃ Weight: 3.5kg/sqm runing speed: 2m/min-7.5m/min Curtain Smoke leakage: ≤0.12m³/(sqm/min) Motor Power: 0.25KW-0.75KW Power: AC380V, 50HZ Open way: Electric/manual chain Maximum size: 8m*8m Infilling: Aluminum silicate cotton Certification: Chinese CCC Schematic diagram:It use the special fire motor,and the control box connect to the fire protection system of the building.Special production materials make it fire and smoke prevention. 1.Certification:Fire shutter door is authorized by China national fire evaluation center, according to GB14102-2005 standard . 2.Material and characteristics:The door panel is made of double-layer 0.8mm thick galvanized steel plate, and filled with 10mm aluminum silicate fireproof cotton, which has the function of fireproof and temperature insulation. 3.Guid rail:The track adopts a 1.5mm thick galvanized steel rail. The rail is internally covered with a smoke-proof sealing strip, which is heated to expand and isolate smoke and heat. 4.Shaft:The shaft is 2.5mm thick, φ140mm galvanized steel pipe, and the measured deflection is 1/3891. 5.Motor:The motor and controller are fireproof and have CCCF certification issued by China National Fire Protection Center. It can be linked with a fire sensor or a fire bus.