METHOD OF PRODUCING HEAT SHIELD BODY

摘要

A method of producing a heat shield body has a preparation step for preparing a plate-like blank having a shape obtained by expanding a funnel shape, the blank having faces (20, 21, 22) adjacent to each other, one (20) of the faces being used as an installation surface, and a folding step for folding, toward a surface corresponding to the installation surface (20), other corresponding faces (21, 22).