EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS
Autor(a) principal: | |
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Data de Publicação: | 2016 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Cerne (Online) |
Texto Completo: | https://cerne.ufla.br/site/index.php/CERNE/article/view/1111 |
Resumo: | This study aimed to evaluate the correlation between the physical and mechanical properties of MDF (Medium Density Fiberboard) and MDP (Medium Density Particleboard) used in furniture manufacturing. The physical properties density and moisture content and the mechanical properties static bending (MOE and MOR) were determined. The experiment was made with three panel thicknesses (15 mm, 18 mm and 25 mm) and three different spans with relationship L/h (span divided by thickness) of 30, 35 and 40 totaling nine treatments for each type of panel with three replications. These samples were subjected to nondestructive bending test, with loads equivalent to 25 g.cm-² uniformly distributed in conditioned environment (temperature 20º C ±1, humidity 65% ±1). The final deformation load was recorded after a week, and the residual deformation, after removal of the load, was also registered. Statistical analysis of the results evaluated the effect of treatments relative to the span and thickness. The analysis showed significant differences between the results for each thickness, however, the span demonstrated greater influence than the thickness. Among the sample sizes evaluated the best value found was L/h = 30. |
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EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELSDeflectionmechanical testingdimensioning of parts.This study aimed to evaluate the correlation between the physical and mechanical properties of MDF (Medium Density Fiberboard) and MDP (Medium Density Particleboard) used in furniture manufacturing. The physical properties density and moisture content and the mechanical properties static bending (MOE and MOR) were determined. The experiment was made with three panel thicknesses (15 mm, 18 mm and 25 mm) and three different spans with relationship L/h (span divided by thickness) of 30, 35 and 40 totaling nine treatments for each type of panel with three replications. These samples were subjected to nondestructive bending test, with loads equivalent to 25 g.cm-² uniformly distributed in conditioned environment (temperature 20º C ±1, humidity 65% ±1). The final deformation load was recorded after a week, and the residual deformation, after removal of the load, was also registered. Statistical analysis of the results evaluated the effect of treatments relative to the span and thickness. The analysis showed significant differences between the results for each thickness, however, the span demonstrated greater influence than the thickness. Among the sample sizes evaluated the best value found was L/h = 30.CERNECERNE2016-04-19info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://cerne.ufla.br/site/index.php/CERNE/article/view/1111CERNE; Vol. 21 No. 4 (2015); 617-624CERNE; v. 21 n. 4 (2015); 617-6242317-63420104-7760reponame:Cerne (Online)instname:Universidade Federal de Lavras (UFLA)instacron:UFLAenghttps://cerne.ufla.br/site/index.php/CERNE/article/view/1111/872Copyright (c) 2016 CERNEinfo:eu-repo/semantics/openAccessPazetto, Valéria Maria de FigueiredoMenezzi, Cláudio Henrique Soares DelGonçalez, Joaquim Carlos2016-04-19T15:00:16Zoai:cerne.ufla.br:article/1111Revistahttps://cerne.ufla.br/site/index.php/CERNEPUBhttps://cerne.ufla.br/site/index.php/CERNE/oaicerne@dcf.ufla.br||cerne@dcf.ufla.br2317-63420104-7760opendoar:2024-05-21T19:54:25.108721Cerne (Online) - Universidade Federal de Lavras (UFLA)true |
dc.title.none.fl_str_mv |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
title |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
spellingShingle |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS Pazetto, Valéria Maria de Figueiredo Deflection mechanical testing dimensioning of parts. |
title_short |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
title_full |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
title_fullStr |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
title_full_unstemmed |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
title_sort |
EFFECT OF THICKNESS AND SPAN IN BENDING DEFORMATION OF WOOD PANELS |
author |
Pazetto, Valéria Maria de Figueiredo |
author_facet |
Pazetto, Valéria Maria de Figueiredo Menezzi, Cláudio Henrique Soares Del Gonçalez, Joaquim Carlos |
author_role |
author |
author2 |
Menezzi, Cláudio Henrique Soares Del Gonçalez, Joaquim Carlos |
author2_role |
author author |
dc.contributor.author.fl_str_mv |
Pazetto, Valéria Maria de Figueiredo Menezzi, Cláudio Henrique Soares Del Gonçalez, Joaquim Carlos |
dc.subject.por.fl_str_mv |
Deflection mechanical testing dimensioning of parts. |
topic |
Deflection mechanical testing dimensioning of parts. |
description |
This study aimed to evaluate the correlation between the physical and mechanical properties of MDF (Medium Density Fiberboard) and MDP (Medium Density Particleboard) used in furniture manufacturing. The physical properties density and moisture content and the mechanical properties static bending (MOE and MOR) were determined. The experiment was made with three panel thicknesses (15 mm, 18 mm and 25 mm) and three different spans with relationship L/h (span divided by thickness) of 30, 35 and 40 totaling nine treatments for each type of panel with three replications. These samples were subjected to nondestructive bending test, with loads equivalent to 25 g.cm-² uniformly distributed in conditioned environment (temperature 20º C ±1, humidity 65% ±1). The final deformation load was recorded after a week, and the residual deformation, after removal of the load, was also registered. Statistical analysis of the results evaluated the effect of treatments relative to the span and thickness. The analysis showed significant differences between the results for each thickness, however, the span demonstrated greater influence than the thickness. Among the sample sizes evaluated the best value found was L/h = 30. |
publishDate |
2016 |
dc.date.none.fl_str_mv |
2016-04-19 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://cerne.ufla.br/site/index.php/CERNE/article/view/1111 |
url |
https://cerne.ufla.br/site/index.php/CERNE/article/view/1111 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://cerne.ufla.br/site/index.php/CERNE/article/view/1111/872 |
dc.rights.driver.fl_str_mv |
Copyright (c) 2016 CERNE info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2016 CERNE |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
CERNE CERNE |
publisher.none.fl_str_mv |
CERNE CERNE |
dc.source.none.fl_str_mv |
CERNE; Vol. 21 No. 4 (2015); 617-624 CERNE; v. 21 n. 4 (2015); 617-624 2317-6342 0104-7760 reponame:Cerne (Online) instname:Universidade Federal de Lavras (UFLA) instacron:UFLA |
instname_str |
Universidade Federal de Lavras (UFLA) |
instacron_str |
UFLA |
institution |
UFLA |
reponame_str |
Cerne (Online) |
collection |
Cerne (Online) |
repository.name.fl_str_mv |
Cerne (Online) - Universidade Federal de Lavras (UFLA) |
repository.mail.fl_str_mv |
cerne@dcf.ufla.br||cerne@dcf.ufla.br |
_version_ |
1799874942852923392 |