| 摘要 |
Refining element intended for refiners of disc-type for working fibrous material, where the refining element (10) is formed with a pattern of bars (11) with upper surfaces (13) and side surfaces (14) and intermediate groove s (12). A plurality of recesses (18) are arranged one after the other in longitudinal edges (15) of the bars (11), which recesses are open both to th e upper surface (13) and one side surface (14) of the bars.
|
