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
Author:
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. More literature references can also be found in this chapter.
References:
- 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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Exercises
This page has been updated 14.11.2020