Security simple Hard High Speed spiral Door 

Advantages of Hard high speed doors The hard high speed door is a new type of metal industrial door that integrates high efficiency, heat preservation, energy saving, security, wind resistance and environmental protection. The opening speed can reach as high as 1.8m/s per second. logistics channel. The hard high speed door is equipped with an infrared safety protection system and a rebound device in case of resistance to prevent the door from bumping when people or vehicles pass through, effectively improving the safety factor and providing more protection. The slats of the hard high speed door panel are independent, and the individual slats are replaced in the later maintenance, and the maintenance cost is reduced. Technology Category Technical Parameters Running speed Open 1.5m/s, close 0.6-0.8 m/s Curtain…