BLADE ELEMENT

A blade element (1) for a refiner for refining fibrous material comprises a refining surface (3) provided with blade bars (8, 10) and blade grooves (9, 11) there-between. The blade bars (8, 10) have side walls (8″, 8′″) facing away from one another. The side walls (8″, 8′″) of the at least one blade...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	VUORIO, Petteri, HAWEN, Anders, HEDLUND, Christer, MUHIC, Dino
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CRUSHING, PULVERISING, OR DISINTEGRATING CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL MILLING GRAIN PAPER-MAKING PERFORMING OPERATIONS PREPARATORY TREATMENT OF GRAIN FOR MILLING PRODUCTION OF CELLULOSE TEXTILES TRANSPORTING TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKINGMACHINE
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Beschreibung
Zusammenfassung:	A blade element (1) for a refiner for refining fibrous material comprises a refining surface (3) provided with blade bars (8, 10) and blade grooves (9, 11) there-between. The blade bars (8, 10) have side walls (8″, 8′″) facing away from one another. The side walls (8″, 8′″) of the at least one blade bar (8) comprise on both of its side walls (8″, 8′″) steps (14″, 14′″) which extend at least partly in the transversal direction relative to the side walls (8″, 8′″) of the blade bar (8) and away from one another.