High speed spiral door is a new type of metal industrial door that integrates heat preservation, energy saving, sealing, high efficiency, wind resistance and environmental protection. This door type is suitable for indoor and outdoor logistics and production fast access, this door can save a lot of energy by air circulation, which is about 180% less than that of sliding door and rolling curtain door. Type of quick opening and closing makes the enterprise in the production and logistics transport speed been improved greatly, and the door is the only channel to enterprise logistics and production, its use and selection of the enterprise has a close relationship with the production and the efficiency of logistics. It has high reliability, practicability, easy operation and quick repair, drive control system stably, energy-saving and accurate frequency conversion system to guarantee the reliable operation of the door body, which can ensure more than 150,000 operations per year. It is a high-tech product which import advanced technology research. The advent of high speed metal rolling door has brought the new concept of industrial door, and the technology is leading level in the world. Spiral high speed door can keep good sealing at high or low pressure. It can withstand strong winds of more than 120km/s. The opening speed of the door can reach up to 2.5m/s depending on its size. The door is not only beautiful in appearance, but also has high practicability, reliability, durability, easy operation and low noise. It is the best choice in chemical, pharmaceutical, automobile and food processing industries, the Fast spiral door can meet or exceed the requirements of the customers for hard aluminum alloy fast door.