Safety protection fast door is called protection machine high speed door, which is a kind of door curtain with PVC as the material of barrier-free isolation door, mainly uses in industrial applications. It offers a higher operating speed due to its light weight and durable construction. It is nearly 10 times faster than the ordinary steel shutter door. They are able to sustain a higher number of cycles (about 500-800 cycles per day of opening and closing ) and only require lower maintenance and repair cost.

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