PROCESS FOR MANUFACTURING A SYNTHETIC RESIN SOUL

摘要

A method of manufacturing a synthetic resin core having a substantially U-shaped cross section, which is used in an extruded product to be attached to an opening formed in a vehicle body, such as a door or trunk baggage of an automobile is to extrude a synthetic resin to form a core having a substantially U-shaped cross-section, move the U-shaped core to a cutting machine, rotate rotors having shaped portions of blades and disposed facing each other in the cutting machine, and cutting and forming incisions or notches in the two lateral sides of the U-shaped core.