Dongguan fast rolling shutter door, finely crafted and reasonably priced

    3. Door frame structure: The door frame material is made of high-strength 2.0mm thick stainless steel shear plate bent and formed into a whole, seamless, dust-proof streamlined design. The door frame slide and door head are equipped with high-density EPDM rubber, which has functions such as sound insulation, dust prevention, insect prevention, and sealing. The thickness of the door cover and motor cover is 1.2mm thick stainless steel plate.
    4. Door curtain: Made of high-density fast door fabric imported from Europe, with tensile strength (warp/weft) Newton/5cm 4000/3500, tear strength (warp/weft) Newton 600/600, suitable temperature range of ° C (-) 40- (+) 70, optional color, thickness of 1.0mm, transparent in the middle, visible operation, and safer use.
    5. Safety performance: In automatic mode, it is controlled by radar, infrared, and terminal signals to achieve automatic door opening and delayed door closing positioning system: high-precision encoder limit, which can effectively avoid the phenomenon of the door body rushing over or stopping before it is in place. Display switch in place signal, operation signal input, operation fault signal output. Both sides of the door frame are equipped with the Korean Autonex infrared photoelectric protection system, which can effectively protect the safety of people or vehicles. The door body is also equipped with a red warning light as standard, which serves as a warning during operation.