Composite Steel Fireproof Rolling Shutter Resistant Door

The fire-proof shutter door is one of the important fire-fighting facilities in the building. Its excellent product performance makes the fire-proof shutter door widely used and popularized.On the basis of the steel rolling curtain, the fire-proof shutter door is to transform the transmission parts and match with the fire-proof apparatus and other equipment, so as to realize the anti-fire effect: the fire-proof motor is controlled by the fire-proof electric control box, and the reel is driven by the speed change device to make the rolling door open and close. The manual handle on the fire-proof motor can also be used during the power failure, and the manual operation can be realized. In the relative movement of machinery, the coupling is used instead of the sprocket drive, and the inner friction of the track is inlaid with copper or nylon. Suitable for the use or preservation of flammable gases volatile chemicals and other highly flammable substances such as factories and warehouses such as the emergence or possible explosion of fire hazards.