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Tensile strength and fracture toughness
After reading this article you will..
- know the elongation speed will affect the tensile strength.
- know that fracture toughness can predict runnability in the converting process.
Material testing and product properties
- Why test pulp and paper?
- Fibre properties
- Papermaking properties of pulp
- Fluff pulps
- Chemical analysis of pulps
- General physical properties of paper and board
- Optical properties of paper
- End-use properties of printing papers
- End-use properties of packaging papers and boards
- Tissue papers
- Permanent papers
- Reliability of results in physical testing of pulp and paper
- Quality control at the mill
- Standardisation in pulp and paper testing
Authors & references
Edited by:
Petteri Maijanen, ABB
Original author:
Jan-Erik Levlin
Based on: Levlin, J-E. General physical properties of paper and board (Chapter 7). In: Levlin, J-E. & Sjöderhelm, L. (ed), Pulp and paper testing (Book 17), Papermaking Science and Technology. Jyväskylä. 1999. Fapet Oy. pp. 136–161.
References:
- Göttsching, L., Paperi Puu 52(9):535(1970) and 52(10):655(1970) (in German).
- Mäkelä P., Nordhagen H., Gregersen Ø.W. Validation of isotropic deformation theory of plasticity for fracture mechanics analysis of paper materials. Nordic Pulp Paper Res. J. 2009, 24 pp. 388–394.
- Mäkelä P., Fellers C. An analytic expression for determination of fracture toughness of paper materials. Innventia Report No. 54, 2010.
- Mäkelä P. Engineering fracture mechanics analysis of paper materials. Innventia Report No. 55, 2010.
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This page has been updated 05.05.2021