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variants:
or co-extruded
Definition of coextruded
: produced by simultaneous extrusion of multiple layers
The carbonated beverage container is a can within a can; the 7-layer coextruded package consists of a lightweight fluted plastic shell inside a smooth plastic outer container. — Predicasts Technology Update, 30 Apr. 1983 co–extruded plastic cans
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Time Traveler for coextruded
The first known use of coextruded was in 1958
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