Steel fire shutter doors refer to shutters made of daily molding technology, which are connected to each other to make shutter doors that can achieve fire protection. It appears in the form of normally open, when a fire occurs, the shutter automatically falls to cut off the fire and realize its function. Steel fire shutter doors are suitable for fire partition partitions in buildings, workshops and entrances of large buildings.
The production of steel fire shutter doors is made by pressing the main curtain plate and the auxiliary curtain plate at one time, and has the characteristics of smooth surface, no welding and high strength. The middle of the customized steel fire shutter door is filled with flame-retardant and heat-insulating material, which greatly reduces the heat radiation of the back fire surface. It has a long fire resistance time, superior performance, and can save the water curtain protection system. For partition function, the vertical lifting steel fire shutter is customized with electric opening and closing device, which can realize automatic and linkage control with the fire control office.
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Roller shutter motor-How fire shutter doors are fireproof
2022 08/27