Worldwide increasing energy prices have prompted MASTER WELL to design completely new high-speed hard spiral doors (https://www.masterwellhk.com/Saving-Energy-Logistics-Temperature-Proofing-Wooden-Grain-Spiral-High-Speed-Hard-Fast-Roll-Up-Doors-pd45786166.html) as energy-saving method. Since the de

High speed spiral doors are usually composed of a door frame system, a curtain system, a drive motor and a control system. The high speed spiral door runs at speeds of more than 2.0m/s. It is a barrier-free isolation door for fast lifting. Its main functions are insulation, moisturizing, dustproof,

High speed doors have been popular in many countries for many years. Especially for production-oriented enterprises, there must be a high speed door between the workshop and the workshop. It is suitable for food, medicine, electronics, rubber, chemical, automotive, textile, logistics and other field