| 摘要 |
PURPOSE: A method and an apparatus for manufacturing a cover including a multi metal layer are provided to obtain a cover with a multi metal layer at low cost and high yield. CONSTITUTION: A method for manufacturing a cover including a multi metal layer comprises the steps of: injecting liquid type second metal into a semi-finished cover to form a second metal layer, where the second metal is different from a first metal layer of the semi-finished cover(S101) and pressing the second metal layer(S102). The first and second metal include stainless steel, zinc, aluminum, magnesium, chromium, titanium, copper, beryllium, nickel, or their alloys.
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