METAL LAMINATE STRUCTURE

摘要

PROBLEM TO BE SOLVED: To provide a metal laminate structure which is reduced in thickness and efficiently manufactured.SOLUTION: The metal laminate structure includes a first metal layer, a second metal layer and a third metal layer. The first metal layer is installed on one surface of the second metal layer and the third metal layer is installed on other surface of the second metal layer. The first metal layer contains tungsten, the second metal layer contains copper, and the third metal layer contains tungsten.