Method of forming a molding

摘要

A predetermined amount of a bottom face 11a of a predetermined portion 11 of an extruded strip 10 is removed to form a bottom face removal portion 11 having a shape imparting space 15 and a redundant resin accommodating concave area 20 continuous thereto. Said bottom face removal portion 11 is heated and softened and is stamped by a stamping die 40 having a predetermined shape to push resin P on a show face side corresponding to said shape imparting space 15 toward the shape imparting space on the bottom face 11a, thereby shaping said bottom face removal portion 11 into the shape of the stamping die and accommodating redundant resin Pe in said redundant resin accommodating concave area.