Magnus Heldin

On the critical roles of initial plastic deformation and material transfer on the sliding friction between metals

Heldin, Magnus; Heinrichs, Jannica; Jacobson, Staffan

Part of Wear, 2021.

Article in journal

DOI for On the critical roles of initial plastic deformation and material transfer on the sliding friction between metals Download full text (pdf) of On the critical roles of initial plastic deformation and material transfer on the sliding friction between metals

Defibration mechanisms and energy consumption in the grinding zone – a lab scale equipment and method to evaluate groundwood pulping tools

Heldin, Magnus; Wiklund, Urban

Part of Nordic Pulp & Paper Research Journal, p. 25-33, 2020.

Article in journal

DOI for Defibration mechanisms and energy consumption in the grinding zone – a lab scale equipment and method to evaluate groundwood pulping tools

Investigating tool engagement in groundwood pulping: finite element modelling and in-situ observations at the microscale

Carlsson, Jenny; Heldin, Magnus; Isaksson, Per; Wiklund, Urban

Part of Holzforschung, p. 477-487, 2020.

Article in journal

DOI for Investigating tool engagement in groundwood pulping: finite element modelling and in-situ observations at the microscale

Heldin, Magnus

Designing grinding tools to control and understand fibre release in groundwood pulping

2019.

Doctoral thesis, comprehensive summary

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Evaluation of well-defined tool surface designs for groundwood pulping

Heldin, Magnus; Wiklund, Urban

Part of BioResources, p. 9575-9587, 2019.

Article in journal

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Influences of load and temperature on groundwood pulping with well-defined tools

Heldin, Magnus; Wiklund, Urban

Part of Wear, 2019.

Article in journal

DOI for Influences of load and temperature on groundwood pulping with well-defined tools Download full text (pdf) of Influences of load and temperature on groundwood pulping with well-defined tools

On tool engagement in groundwood pulping - in-situ observations and numerical modelling at the microscale

Heldin, Magnus; Carlsson, Jenny; Isaksson, Per; Wiklund, Urban

Part of The 11th Fundamental Mechanical Pulp Research Seminar, Norrköping, Sweden, April 2-4, 2019.

Conference paper

Influences of grinding surface alignment in groundwood pulping of Norway spruce

Heldin, Magnus; Wiklund, Urban

Part of 18th Nordic Symposium on Tribology - NORDTRIB 2018, Uppsala, Sweden, June 18-21, 2018.

Conference paper

Tailored grinding surfaces for groundwood pulping - influencing wear mechanisms and energy requirements

Heldin, Magnus; Wiklund, Urban

Part of 21st International Conference on Wear of Materials, Long Beach, March 26-30, 2017.

Conference paper

Initiation of wood defibration in groundwood pulping, single asperity indentation and scratching

Heldin, Magnus; Isaksson, Per; Wiklund, Urban

Part of Nordic Pulp & Paper Research Journal, p. 401-406, 2016.

Article in journal

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Micrometre compressions to facilitate controlled wear in groundwood pulping

Heldin, Magnus; Wiklund, Urban

Part of 17th Nordic Symposium on Tribology - Nordtrib, Hämeenlinna, Finland, 14-17 June, 2016.

Conference paper

A labscale test equipment ot study the tool surface influence in pressure groundwood pulping

Heldin, Magnus; Wiklund, Urban

Part of 20th International Conference on Wear of Materials, Toronto, Canada, April 12-16, 2015.

Conference paper

Designed tools for controlling the defibration mechanisms in the pressure groundwood process

Heldin, Magnus; Wiklund, Urban

Part of International Tribology Conference, Tokyo 2015, Tokyo, Japan, September 16-20, 2015.

Conference paper

Initiation of wood defibration, tribology at the fiber level

Heldin, Magnus; Wiklund, Urban; Isaksson, Per

Part of Nordtrib, Aarhus, Denmark, June 10-13, 2014.

Conference paper

Scratch testing for mimicking the early stage of wood defibration

Heldin, Magnus; Wiklund, Urban

Part of Asiatrib, Agra, India, February 17-20, 2014.

Conference paper

Influence of alignment between extended tool ridges and the wood structure on the defibration mechanisms in groundwood pulping experiments

Heldin, Magnus; Wiklund, Urban

Manuscript (preprint)