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Feature Article

Foaming Expands Possibilities for Wood-Fiber Composites
Over a dozen processors already foam wood-fiber composites and an equal number are experimenting with it. Foaming with wood cuts resin cost and weight in half and brings design advantages. But it also requires particular know-how in materials formulation and extrusion hardware.

By Jan H. Schut, Senior Editor

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crosshead dies

Extrutech International licenses a technology package that includes designs for two- and three-layer crosshead dies to produce foamed wood-composite profiles.

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