Method for manufacture of tray

摘要

The object of the present invention is to provide a method for manufacture of a resin tray comprises a step where a block mold is selected that should be installed in a base mold according to the specification of the tray that should be molded; a step where a molding surface is composed of the upper surface of the block mold fixed to the base mold; a step where thermoplastic resin material in the molten state is arranged opposite to the cavity; a step where thermoplastic resin material is molded by pushing it against the cavity; and as a result, recess part stored at a prescribed position.