The appearance is smoke gray, which is the same as a layer of gray paint. You can choose this frame when the factory cleanliness and corrosion are not high.

     This galvanized frame also has basic anti-rust and anti-corrosion properties, but it is weaker than the above three, and there is no other difference in aesthetics and functionality; Changzhou well-known foreign-owned traction transmission companies choose this galvanized frame Quick shutter door, let's take a look at the detailed configuration of its use:

    1. Choose the bright red PVC door curtain, the thickness is 1.2mm, which is very eye-catching, beautiful and atmospheric, and the transparent window in the middle is convenient for observation and lighting;

    2. In order to meet the convenience of forklifts going back and forth and achieve automatic opening performance, the geomagnetic induction of Omron brand is configured;

    3. In order to prevent the speed from being too fast and it is too late to respond, infrared safety protection is arranged at the bottom of the frame. If there are obstacles between the infrared rays, the door curtain will not fall, or bounce upwards.