MANDREL AND APPARATUS AND PROCESS FOR RESIN FILM PRODUCTION WITH MANDREL

摘要

To provide an apparatus and method for producing a resin film product from a thermoplastic resin in a stable manner without damage to the product, wherein the resin film product is thin and has a uniform, flat surface. A mandrel 7 that comes into proximity or contact with the surface of a moving resin film to guide the movement of the resin film when a resin film in continuous form is continuously produced, the mandrel comprising:
a mandrel main body 71 having an opening; and
a guide part 72 that is composed of an elastic member attached to the opening 71a and that can advance and retract relative to the resin film, and
an apparatus and method for producing a resin film using the mandrel.