| 摘要 |
The present invention is concerned with a method of manufacturing an aluminum-containing composition, wherein the composition having substantially 0.4 wt % silicon, 0.7 wt % iron, 0.2 wt % copper, 0.1 wt % manganese, 1.1-1.8 wt % magnesium, 0.1 wt % chromium, 0.25 wt % zinc and 96.45-97.15 wt % aluminum, or being Aluminum 5050 as defined by the International Alloy Designations and Chemical Composition Limits for Wrought Aluminum and Wrought Aluminum Alloys of the Aluminum Association. The method comprises a casting step, an extrusion step, and an anodizing step.
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