Color coated galvanized steel plates are color precoated steels. It is very popular in China. Here is the production steps.
It is used to transport the color plates stably and safely.
2. Sewing machines.
It is used to sew the plate and strip.
It is the pull and tension system.
4. Uncoil loops.
It ensures the time of providing strips.
5. Alkali wash degrease
It cleans the greasy and residue on the placodes.
People uses the water to clean rinsing.
After the cleanings, people use the drying oven to bake the coated steel, preparing for the first time coating.
8. Initial coating
It coats the black and reverse side.
The temperature is very important. And it prepares for the refined coating.
10. Finishing coating
It coats the main color on the placode according to the customers’ demands.
It is the second drying process, which is really important.
12. Air patenting and coating
The temperature of the products is very high after out of the drying oven. During this process, the temperature is below 40 degree.
13. Rolling loops.
It ensures the time to scroll down.
14. Winding machine
It ensures the edging when it rolls. And the quality should proved to be qualified for delivery in conformity with standard.