Extrusion molded product having core material

摘要

An extrusion molded product such as a trim, weather strip, and window molding which is used in a vehicle body opening such as a door, trunk and window of an automobile comprises a core material made of a hard synthetic resin and having a substantially U-shaped cross section, and an inner and outer peripheral coating bodies made of a soft synthetic resin and coating the core material. The inner peripheral coating body or outer peripheral coating body is provided with a pushed-in portion extending downward beyond the lower end of the core material so as to be capable of being pushed toward the inside of the core material. The pushed-in portion is provided with holding elements the outer periphery thereof. The inner peripheral coating body is melting adhered to the whole of a part of the inner periphery of the core material, and the outer peripheral coating body is melting adhered to the whole or a part of the outer periphery of the core material.