TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE

**Definition:** This place covers:

**Glossary:** - beating: treatment of fibrous suspensions in Hollander type equipment in order to fibrillate, shorten or soften fibers - bed plate: stator of Hollander or Jordan devices - Hollander: traditional equipment for beating fibrous suspensions, being a device using at least one wheel like beating rotor (roll) equipped with beaters revolving in a trough having a beating stator (bed plate), also equipped with beaters, in which trough the suspension is circulated to pass multiple times through the beating zone formed between the rotor and the stator - Jordan: refiner having a frusto-conical rotor revolving inside a complimentary stator - paper stock: a term used to define pulp after mechanical (refining or beating) and/or chemical treatment (sizing, loading, dyeing etc.) in the paper making process, e.g. the pulp ready to make paper - refining: treatment of fibrous suspensions for the same purpose in all other types of equipment