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Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath

This report is compilation of work about a study concerning case hardening process. This study, Enhancement of Material’s Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath aims to introduce simplicity in case hardening concept; focusing on siliconizing using silica...

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Main Author: Rosdi, Fatin Amalina
Format: Final Year Project
Language:English
Published: Universiti Teknologi Petronas 2013
Subjects:
TJ Mechanical engineering and machinery
Online Access:http://utpedia.utp.edu.my/13683/1/Final%20Dissertation%20-%20final.pdf
http://utpedia.utp.edu.my/13683/
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spelling my-utp-utpedia.136832017-01-25T09:38:43Z http://utpedia.utp.edu.my/13683/ Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath Rosdi, Fatin Amalina TJ Mechanical engineering and machinery This report is compilation of work about a study concerning case hardening process. This study, Enhancement of Material’s Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath aims to introduce simplicity in case hardening concept; focusing on siliconizing using silica sand bath. This study is proposed as the process of case hardening was always complicated, examples including pack carburizing, flame and induction hardening and also heating and quenching in carbon-rich medium. Using silica sand bath concept, the siliconizing steps were simple and economical as it just needed sand and brick which was easily available. Apart from that, the objective is also to characterise and analyse the microstructure and surface properties of the metal after siliconizing using silica sand bath in order to look in the difference before and after the experiment. Using only mild steel, silica sand and brick as the container; the siliconizing process started with sample preparation of the mild steel, preparation of sand and brick for siliconizing, siliconizing experiment which focused on heating the sample in furnace with designated working temperature and time and also microstructure evaluation and analysis after the experiment. After experiment, there is coating layer produced. The layer produced was brittle, weakly adherent to substrate, porous and easily removed after sectioning. However, the interesting part is that the thickness layer was even and homogeneous. Thus, the siliconized sample is evaluated using optical microscope and FESEM testing. The evaluation focused on microstructure and analysis of the coating layer formed at the front layer of the coating and interface of the coating and sample. At the end of the report, the study is concluded and recommendations in order to carry out this project were identified. Universiti Teknologi Petronas 2013-09 Final Year Project NonPeerReviewed application/pdf en http://utpedia.utp.edu.my/13683/1/Final%20Dissertation%20-%20final.pdf Rosdi, Fatin Amalina (2013) Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath. Universiti Teknologi Petronas. (Unpublished)
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Electronic and Digitized Intellectual Asset
url_provider http://utpedia.utp.edu.my/
language English
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
Rosdi, Fatin Amalina
Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
description This report is compilation of work about a study concerning case hardening process. This study, Enhancement of Material’s Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath aims to introduce simplicity in case hardening concept; focusing on siliconizing using silica sand bath. This study is proposed as the process of case hardening was always complicated, examples including pack carburizing, flame and induction hardening and also heating and quenching in carbon-rich medium. Using silica sand bath concept, the siliconizing steps were simple and economical as it just needed sand and brick which was easily available. Apart from that, the objective is also to characterise and analyse the microstructure and surface properties of the metal after siliconizing using silica sand bath in order to look in the difference before and after the experiment. Using only mild steel, silica sand and brick as the container; the siliconizing process started with sample preparation of the mild steel, preparation of sand and brick for siliconizing, siliconizing experiment which focused on heating the sample in furnace with designated working temperature and time and also microstructure evaluation and analysis after the experiment. After experiment, there is coating layer produced. The layer produced was brittle, weakly adherent to substrate, porous and easily removed after sectioning. However, the interesting part is that the thickness layer was even and homogeneous. Thus, the siliconized sample is evaluated using optical microscope and FESEM testing. The evaluation focused on microstructure and analysis of the coating layer formed at the front layer of the coating and interface of the coating and sample. At the end of the report, the study is concluded and recommendations in order to carry out this project were identified.
format Final Year Project
author Rosdi, Fatin Amalina
author_facet Rosdi, Fatin Amalina
author_sort Rosdi, Fatin Amalina
title Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
title_short Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
title_full Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
title_fullStr Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
title_full_unstemmed Enhancement of Materials Surface Properties via Case Hardening Process: Metals Substrate in Silica Sand Bath
title_sort enhancement of materials surface properties via case hardening process: metals substrate in silica sand bath
publisher Universiti Teknologi Petronas
publishDate 2013
url http://utpedia.utp.edu.my/13683/1/Final%20Dissertation%20-%20final.pdf
http://utpedia.utp.edu.my/13683/
_version_ 1739831925187543040
score 13.211869

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