Effect of Thermal Modification of Oak Wood on Sawdust Granularity

This paper presents the results of granulometric analyses of sawdust of thermally modified oak wood and unmodified oak wood sawed on narrow-kerf sash gang saw. Sawdust of dry thermally modified oak,produced during the sawing process on the frame sawing machine PRW 15–M with the feed speed of 0.36 an...

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Autores principales: Dzurenda Ladislav, Orlowski Kazimierz, Grzeskiewicz Marek
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Lenguaje:EN
Publicado: University of Zagreb, Faculty of Forestry and Wood Technology 2010
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Acceso en línea:https://doaj.org/article/9d87859ed36644f992c46890d15ae0b8
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spelling oai:doaj.org-article:9d87859ed36644f992c46890d15ae0b82021-12-02T06:26:01ZEffect of Thermal Modification of Oak Wood on Sawdust Granularity0012-67721847-1153https://doaj.org/article/9d87859ed36644f992c46890d15ae0b82010-06-01T00:00:00Zhttp://hrcak.srce.hr/file/81895https://doaj.org/toc/0012-6772https://doaj.org/toc/1847-1153This paper presents the results of granulometric analyses of sawdust of thermally modified oak wood and unmodified oak wood sawed on narrow-kerf sash gang saw. Sawdust of dry thermally modified oak,produced during the sawing process on the frame sawing machine PRW 15–M with the feed speed of 0.36 and 1.67 m·min-1, consists of chip granularity in the range from 0.0412 mm to 3.6 mm, whereas the unmodified oak wood sawdust consists of chips in the granularity range from 0.0448 mm to 12.1 mm. In both cases polydispersive fibrils with a strong extension in one dimension were observed. It can be concluded that thermally modified oak sawdust is finer, with a distinct larger participation of the fraction in the granularity range a = 125–500 μm and a slightly increased share of the fraction in the range a = 32–125 μm.Dzurenda LadislavOrlowski KazimierzGrzeskiewicz MarekUniversity of Zagreb, Faculty of Forestry and Wood Technologyarticleoak wood sawdustthermal modificationframe sawing machinegranulometric analysisgranularityForestrySD1-669.5ENDrvna Industrija, Vol 61, Iss 2, Pp 89-94 (2010)
institution DOAJ
collection DOAJ
language EN
topic oak wood sawdust
thermal modification
frame sawing machine
granulometric analysis
granularity
Forestry
SD1-669.5
spellingShingle oak wood sawdust
thermal modification
frame sawing machine
granulometric analysis
granularity
Forestry
SD1-669.5
Dzurenda Ladislav
Orlowski Kazimierz
Grzeskiewicz Marek
Effect of Thermal Modification of Oak Wood on Sawdust Granularity
description This paper presents the results of granulometric analyses of sawdust of thermally modified oak wood and unmodified oak wood sawed on narrow-kerf sash gang saw. Sawdust of dry thermally modified oak,produced during the sawing process on the frame sawing machine PRW 15–M with the feed speed of 0.36 and 1.67 m·min-1, consists of chip granularity in the range from 0.0412 mm to 3.6 mm, whereas the unmodified oak wood sawdust consists of chips in the granularity range from 0.0448 mm to 12.1 mm. In both cases polydispersive fibrils with a strong extension in one dimension were observed. It can be concluded that thermally modified oak sawdust is finer, with a distinct larger participation of the fraction in the granularity range a = 125–500 μm and a slightly increased share of the fraction in the range a = 32–125 μm.
format article
author Dzurenda Ladislav
Orlowski Kazimierz
Grzeskiewicz Marek
author_facet Dzurenda Ladislav
Orlowski Kazimierz
Grzeskiewicz Marek
author_sort Dzurenda Ladislav
title Effect of Thermal Modification of Oak Wood on Sawdust Granularity
title_short Effect of Thermal Modification of Oak Wood on Sawdust Granularity
title_full Effect of Thermal Modification of Oak Wood on Sawdust Granularity
title_fullStr Effect of Thermal Modification of Oak Wood on Sawdust Granularity
title_full_unstemmed Effect of Thermal Modification of Oak Wood on Sawdust Granularity
title_sort effect of thermal modification of oak wood on sawdust granularity
publisher University of Zagreb, Faculty of Forestry and Wood Technology
publishDate 2010
url https://doaj.org/article/9d87859ed36644f992c46890d15ae0b8
work_keys_str_mv AT dzurendaladislav effectofthermalmodificationofoakwoodonsawdustgranularity
AT orlowskikazimierz effectofthermalmodificationofoakwoodonsawdustgranularity
AT grzeskiewiczmarek effectofthermalmodificationofoakwoodonsawdustgranularity
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