Hollander beater

plural Hollander beaters

1. A machine developed to produce paper pulp from cellulose containing plant fibers.

   Known throughout Europe as “the Hollander beater,” it could produce more pulp in a day than a stamper could produce in a week. Despite its nickname, it used metal blades to chop rags into pulp, whereas the stamper beat rags into pulp.

   2016, Mark Kurlansky, Paper: Paging Through History, W. W. Norton & Company, →ISBN

   2 more examples

   With the advent of the Hollander beater, the work that previously went on for two days full of ceaseless noise, could be accomplished in less than two hours. The Hollander beater, also known as a cylinder mill, shredder, or refining cylinder, is a […]

   2003, Josep Asunción, The Complete Book of Papermaking, Lark Books, →ISBN, page 53

   The invention of the Hollander beater, which could do in an hour what an old hammer mill took a day to do, was followed at the end of the 18th century by the Fourdrinier papermaking machine; given enough quantities of pulp, it could make an […]

   2011, Amyn B. Sajoo, A Companion to Muslim Cultures, I.B.Tauris, →ISBN