Natural fibre products
- Printing and writing papers
- Paperboards
- Tissue
- Nonwovens
- Speciality papers
- Production of paper and board
- Stock and water systems
- Web forming
- Wet pressing
- Drying of natural fibre products
- Surface sizing
- Pigment coating
- Finishing
- Converting of paper and board
- Papermaking chemistry
- Paper physics
- Printing
Short circulation and approach flow system Short circulation Figure 1 shows a typical short circulation as a black box model; the streams of air from deaeration and filler are optional according to the paper produced. The “rejects” stream here also includes the end-stage screen accept, if this is fed into the couch pit. The heating
Authors & references
Edited by:
Professor Jouni Paltakari, Aalto University
Based on: Weise, U., Terho, J., Paulapuro, H., Käki, P., Leppänen, P. and Oksanen, N. Stock and water systems of the paper machine (Chapter 5). In: Paulapuro, H. (ed.), Pigment Coating and Surface Sizing of Paper, (Book 8), Papermaking Science and Technology. 2nd ed. Finnish Paper Engineers´ Association /Paperi ja Puu Oy. Jyväskylä, 2008, p. 142–211.
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This page has been updated 07.09.2020