MANUFACTURING APPARATUS FOR FILM OF NON-UNIFORM THICKNESS AND MANUFACTURING METHOD FOR FILM OF NON-UNIFORM THICKNESS

摘要

The manufacturing apparatus 200 of the present invention includes a die 201 for extruding a resin plate 110 and a first roll 230 and a second roll 240 for molding the resin plate 110. The manufacturing apparatus 200 further includes an inner deck 205 for dividing the resin plate 110 and forming a whitish portion in a preliminary form, Or the main roll formed on the second roll 240.