MOLD FOR MOLDING MOLD USING POLYURETHANE CHIP AS RAW MATERIAL

摘要

PURPOSE:To efficiently produce a polyurethane mold product of high quality free from burr. CONSTITUTION:In a mold for molding a mold using polyurethane chips as a raw material by subjecting the molding chip raw material supplied to a lower mold to pressure molding by a freely liftable upper mold 2, the lower mold is constituted of the receiving mold 1b and liftable retaining mold 1a divided up and down at the lower dead point position of the upper mold 2 and the connection port 9 with an air supply source and an air blowoff passage 8 ejecting the air supplied from the connection port 9 toward the upper end surface of the receiving mold 1b are provided to the upper mold 2.