Operation of producing rods, tubes and various solid and hollow sections, by forcing suitable material through a die by means of a ram. Applied to numerous non-ferrous metals, alloys and other substances, notably plastics for which a screw-drive is frequendy used. In addition to rods and tubes, extruded plastics include sheets, film and wire-coating. See panel on Ceramics processing.

Link to This Definition

Did you find this definition of EXTRUSION helpful? You can share it by copying the code below and adding it to your blog or web page.
Edited and fact checked by Pam: Google +