| 摘要 |
A method and a production plant for production of sheets with substantially stiff structure of paper material comprise the steps of paper grinding to obtain paper flakes, spreading the flakes to obtain a carpet of flakes, sprinkling the carpet with gluing liquid, acomplishing a first compacting of the flakes and accomplishing a second compacting of the carpet during which is executed a simultaneous forming to obtain a sheet with a plurality of stiffening dishes. |
