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Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar

The potential of agricultural residue as raw material in particleboard manufacturing industry is globally investigated. This study is an attempt to evaluate the possibility of producing particleboard from rice husk, an abundant source from rice milling industry. Several chemical analyses were conduc...

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Main Author: Abu Bakar, Nur Afidah
Format: Thesis
Language:English
Published: 2012
Online Access:https://ir.uitm.edu.my/id/eprint/37620/1/37620.pdf
https://ir.uitm.edu.my/id/eprint/37620/
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spelling my.uitm.ir.376202023-01-26T09:28:36Z https://ir.uitm.edu.my/id/eprint/37620/ Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar Abu Bakar, Nur Afidah The potential of agricultural residue as raw material in particleboard manufacturing industry is globally investigated. This study is an attempt to evaluate the possibility of producing particleboard from rice husk, an abundant source from rice milling industry. Several chemical analyses were conducted including ash, lignin, holocellulose, alphacellulose, alkali solubility and alcohol toluene solubility. From the experiment, rice husk determined to have large amount of ash content (15.06%). Particleboards were produced by mixing rice husk with a commercial binder called urea formaldehyde (UF) at three different density levels namely as 650 kg/m3, 700 kg/m3 and 750 kg/m3. Two levels of resin content (10% and 12%) and two different particle sizes (0.5 mm and 1.0 mm) were employed. The mechanical and physical tests were performed on the boards conforming to the European Standard (EN 310:1996, EN 317:1996 and EN 319:1996). Board from 1.0 mm particle size provided the highest value of modulus of elasticity (MOE) (1823.04 MPa) and modulus of rupture (MOR) (8.26 MPa) at 750 kg/m3 density level with 12% resin content. Highest performance of internal bond strength (IB), water absorption (WA) and thickness swelling (TS) were obtained from the smaller particle size was 0.83 MPa, 46.69% and 19.26%, respectively. This study revealed that most boards were not able to satisfy the minimum requirement by European Standard (EN 312-3:1993). Rice husk board still has the potential to be applied as specific end usage and further study needed to enhance the performance. 2012 Thesis NonPeerReviewed text en https://ir.uitm.edu.my/id/eprint/37620/1/37620.pdf Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar. (2012) Masters thesis, thesis, Universiti Teknologi MARA (UiTM).
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
description The potential of agricultural residue as raw material in particleboard manufacturing industry is globally investigated. This study is an attempt to evaluate the possibility of producing particleboard from rice husk, an abundant source from rice milling industry. Several chemical analyses were conducted including ash, lignin, holocellulose, alphacellulose, alkali solubility and alcohol toluene solubility. From the experiment, rice husk determined to have large amount of ash content (15.06%). Particleboards were produced by mixing rice husk with a commercial binder called urea formaldehyde (UF) at three different density levels namely as 650 kg/m3, 700 kg/m3 and 750 kg/m3. Two levels of resin content (10% and 12%) and two different particle sizes (0.5 mm and 1.0 mm) were employed. The mechanical and physical tests were performed on the boards conforming to the European Standard (EN 310:1996, EN 317:1996 and EN 319:1996). Board from 1.0 mm particle size provided the highest value of modulus of elasticity (MOE) (1823.04 MPa) and modulus of rupture (MOR) (8.26 MPa) at 750 kg/m3 density level with 12% resin content. Highest performance of internal bond strength (IB), water absorption (WA) and thickness swelling (TS) were obtained from the smaller particle size was 0.83 MPa, 46.69% and 19.26%, respectively. This study revealed that most boards were not able to satisfy the minimum requirement by European Standard (EN 312-3:1993). Rice husk board still has the potential to be applied as specific end usage and further study needed to enhance the performance.
format Thesis
author Abu Bakar, Nur Afidah
spellingShingle Abu Bakar, Nur Afidah
Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
author_facet Abu Bakar, Nur Afidah
author_sort Abu Bakar, Nur Afidah
title Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
title_short Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
title_full Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
title_fullStr Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
title_full_unstemmed Mechanical and physical properties of reconstituted board from rice husk / Nur Afidah Abu Bakar
title_sort mechanical and physical properties of reconstituted board from rice husk / nur afidah abu bakar
publishDate 2012
url https://ir.uitm.edu.my/id/eprint/37620/1/37620.pdf
https://ir.uitm.edu.my/id/eprint/37620/
_version_ 1756687545426509824
score 13.211869

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