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What are the characteristics of galvanized coil


There is a layer of granular zinc oxide film on the surface of the galvanized coil, and many paints cannot be effectively adsorbed on the surface, so spray it on the galvanized sheet with ordinary metal paint. , will make it peel and crack.
Therefore, a special galvanized primer must be used on the galvanized material before other metal paints can be applied, so that it can be stable and light

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What are the characteristics of galvanized coil

There is a layer of granular zinc oxide film on the surface of the galvanized coil, and many paints cannot be effectively adsorbed on the surface, so spray it on the galvanized sheet with ordinary metal paint. , will make it peel and crack.


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Due to the high chemical activity, the surface of the hot-dip galvanized layer is prone to surface oxidation in the presence of fingerprints, sweat, and humid environments, which seriously affects the appearance quality.