CLAD MATERIAL AND MANUFACTURING METHOD THEREFOR

摘要

PROBLEM TO BE SOLVED: To provide a clad material having an excellent heat insulating property. SOLUTION: In the clad material 1 formed by jointing two metal plates through an intermediate metal material 5, the clad material features in that a nonjointed space 6 being a space not jointed is formed inside by making a partially thin gas absorbing material (a thin material) lie between the two metal plates 2, 3.