EXTRUSION
INSTABILITIES AND
WALL SLIP

Morton M Denn

doi:10.1146/annurev.fluid.33.1.265

Annual Review of Fluid Mechanics

Volume 33, 2001

Review Article

EXTRUSION INSTABILITIES AND WALL SLIP

Morton M Denn¹
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Affiliations: Levich Institute for Physico-Chemical Hydrodynamics, City College of the City University of New York, New York New York, 10031; e-mail: [email protected]
Vol. 33:265-287 (Volume publication date January 2001) https://doi.org/10.1146/annurev.fluid.33.1.265
© Annual Reviews

Abstract

▪ Abstract

Polymer melts exhibit extrusion instabilities at sufficiently high levels of stress, and they appear to exhibit wall slip. I explore the evidence for slip, the possible mechanisms of slip, and the relation between slip and extrusion instabilities.

Keyword(s): adhesion, extrudate swell, melt fracture, sharkskin, slip-stick

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2001-01-01

2025-04-28

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EXTRUSION INSTABILITIES AND WALL SLIP

Annual Review of Fluid Mechanics 33, 265 (2001); https://doi.org/10.1146/annurev.fluid.33.1.265

/content/journals/10.1146/annurev.fluid.33.1.265

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Annual Review of Fluid Mechanics

Volume 33, 2001

Review Article

EXTRUSION INSTABILITIES AND WALL SLIP

Abstract

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