METHOD OF REPRODUCING A MOLDING DIE FOR MOLDING GLASS

摘要

A method of reproducing the molding die for molding glass, the molding die for molding glass comprising a base material, a first intermediate layer, which is made of titanium or other materials that is not easy to be attacked, on the base material, a protective film, which is made of molybdenum alloy, on the first intermediate layer; the method comprising the steps of attacking the protective film to remove the protective film but keep the first intermediate layer and the base material still, and then coating a new protective layer on the first intermediate layer.