Fast Rolling shutter door PVC fast rolling shutter door is a new type of fast door with high speed partition function introduced by Hongfa Company according to the market demand. The whole outer frame adopts cold rolled steel plate electrostatic spraying treatment, beautiful and generous. The control system adopts asynchronous motor and frequency conversion device, and is equipped with bright blue screen LCD display as the man-machine dialogue window. It has the characteristics of standardization, strong operability and low maintenance cost. It can guarantee the annual operation of more than 300,000 times, daily operation of more than 1000-1500 times, and provide comprehensive warranty service within one year after installation.
The overall outer frame of the pvc roll up doors are made of electrostatic sprayed cold rolled steel plate and all aluminum alloy outer frame, which is beautiful and generous (customized).
At ordinary times, high speed rolling doors can be used in th…