How to fix the electric retractable door track?

There are two situations for the electric telescopic door monorail, one is the I-steel track, which is used for the door body with the windproof hook. One is the square steel track.
Holes have been drilled on the square steel track of the electric retractable door. Place them on the road surface to be installed, mark them, drill holes and blast the screws to fix them, and spot weld and grind them flat.
The I-shaped steel track of the electric retractable door, the ground is thrown grooves (about 10cm wide), the screws are pulled out, and the I-shaped steel (2.5cm above the ground) is welded firmly, and the ground is filled with cement. After 2-3 days The cement can be completely dried before installing the door. Don’t crush it until it’s dry, otherwise the track will be completely scrapped. Keep this in mind.

Shenzhen Elefine Technology Co., Ltd. was established in 2010. It is a large-scale manufacturing enterprise. With excellent quality, excellent performance and exquisite appearance, Elefine electric retractable doors are well received by customers and become party and government agencies, enterprises, institutions, schools, and venues. , The best choice for residential quarters.