the roll on which a wet web is transferred from the paper machine to the couch.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use couch roll in a sentence
The web of pulp is shown as it passes from the cylinder mold over the couch roll toward the driers.
Beyond the couch roll is a series of press rolls, between which run endless felts to carry the soft, moist paper.
Stuff which runs too moist on the wire will often crush under the couch roll, producing a curdled appearance.