FOAMED THERMOFORMABLE PLASTIC MATERIAL AND PROCESS FOR PRODUCING SAME

摘要

Thermoformable foamed plastic material, characterized in that it comprises at least one layer made of a mixture of polypropylene or polyester or of polyolefin resins, or of mixtures of these substances together or of mixtures containing one or more of them, with a preferably mineral inert filler in powder or flour form. The invention also relates to a process for producing said material and to a special extruder head for implementing said process.