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Electr This is a highly corrosion-resistant aluminum (Al) and zinc (Zn) galvannealed sheet steel characterized by an ideal combination of the self-sacrificial corrosion resistance and alkali resistance provided Zn and the durability, thermal resistance and acid resistance provided by aluminum. The plating layer is 55% Al, 43.4% Zn and 16% Si, in terms of weight, while Al accounts for 80% of the volume. Thus, the strengths unique to Al are sufficiently expressed, while the vulnerability to scale development on the area of exposure was mitigated with Zn.
Properties | It boasts corrosion resistance of around 3 to 6 times that of GI steel sheets. The beautiful appearance with a silvery white spangles makes it ideal for use on roofs and walls,without any paint application. |
Purpose of Use | External building materials incl. roof and wall materials, thermal (ondol) panels, boilers, pipes, premium fences, switchboard panels, home electronics and household appliances, etc. |