| 摘要 |
There are provided a method of manufacturing a molding die that can prevent occurrence of a trouble, such as break of a sand mold when a master mold is pulled out, and a molding die that can clearly transfer a pattern onto a molding. A meshed member is fixed to an entirety or part of a molding surface of a master mold, a sand mold having a molding surface with a protrusion and recess pattern thereon is fabricated by using the master mold, and a molding die having a molding surface with the protrusion and recess pattern thereon is cast by using the sand mold. The meshed member is made up of a flexible synthetic resin sheet having a number of mesh openings. |
