People adopt the hot galvanization techniques to make the galvanized steel sheets. It is a good way to prevent the metal antisepsis. People put the steel, which have removed the rust, into the zinc liquid above 500 degrees. This methods…
In order to enhance the adhesive power between pre painted sheet metal organic paintings and substrate, and improve the corrosion resistance of coating products. The pre painted sheet metal surface process before coating the substrates have 2 crafts. They are…
The first step to adhere coating to color coated galvanized sheet is the wetting of the coating on substrate surface. Wet coating can replace air and water originally adhered to the surface of color coated galvanized sheet. Thus the solvent can play dissolution…
During production process of color coated steel coil, loops of steel strip continuous unit have many forms. Here we briefly introduce the features of these loops. 1. Horizontal-type loop. Generally, it’s set above the equipment or below terrace, featuring small…
There are three parts of prepainted galvalume steel sheet uses. They are construction, household appliances and transportation. And the household appliances generally apply to refrigerators, wine cabinet, air conditioner and disinfection cabinet. The construction decorations are applied into elevators, construction interior…
As a new material, hot dipped galvanized coil is widely applied in building industry and light industry. Also, it enjoys big market demand. According to authoritative statistic material, CAMELSTEEL finds that consumption amount of hot dipped galvanized coil in the…
No matter which final products type of the color coated production line, it should go through the steel substrate surface purification treatment. Such as degrease treatment and chemical conversion film treatment during the preprocessing stage of unit process section. During the…
Steel market forecast of this week. Last week the steel market still shows shaking running mode, but it becomes better than that of before. Currently, the steel market fundamentals does not changed largely. And the merchants do not have the great…
In the 2017 Trans Union Metallurgy Chamber of Commerce, Zhang Zhixiang, the chairman, shows that the steel excess production capacity are allayed efficiently under the cut overcapacity background. The privately operated steel factories’ market profit raise largely and gradually in…
The common steel sheet is often rust. But if people do the galvanization on the surface of steel sheet, then the surface will not be oxide etched. Its service life will be prolonged. As an active metal, zinc is easy…
