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Steel fireproof rolling shutter door for shopping mall  

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Steel fireproof rolling shutter door for shopping mall

Steel fireproof rolling shutter door for shopping mall Fireproof rolling shutter door is based on steel rolling shutter, the transmission parts are reformed, equipped with fireproof appliances and other equipment, so as to achieve the effect of fire prevention: fireproof motor is controlled by fireproof electric control box, and the scroll is driven by the variable speed device to make the rolling shutter door open and closed. In case of power failure, the manual crank on the fireproof motor can also be used to realize manual operation. In the mechanical relative motion, the coupling instead of sprocket drive, rail friction at the embedded copper plate or nylon. It is most suitable for fire hazards such as factories and warehouses where combustible gases and volatile chemicals are used or stored and where explosions occur or may occur. Industrial Lifting Door 1, the internal use of integrated bus, reliable and rapid data transmission. High Speed Zipper Door 2, with…