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Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties

This report presents laser surface modification on gray cast iron using Nd: YAG laser for enhanced surface modification. Material used in this work was gray cast iron from automotive brake disc. Experiments were performed using was Nd: YAG pulsed laser under different processing conditions. The para...

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Bibliographic Details
Main Author:	Mohd Norfaez, Ismail
Format:	Undergraduates Project Papers
Language:	English
Published:	2013
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/11149/1/FKM%20-%20MOHD%20NORFAEZ%20BIN%20ISMAIL%20%28CD8023%29.pdf http://umpir.ump.edu.my/id/eprint/11149/
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spelling	my.ump.umpir.111492021-07-09T03:49:41Z http://umpir.ump.edu.my/id/eprint/11149/ Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties Mohd Norfaez, Ismail TJ Mechanical engineering and machinery This report presents laser surface modification on gray cast iron using Nd: YAG laser for enhanced surface modification. Material used in this work was gray cast iron from automotive brake disc. Experiments were performed using was Nd: YAG pulsed laser under different processing conditions. The parameters of interest were the laser peak power of 670 W, 800 W, 1000 W, Pulse repetition frequency of 50 Hz, 60 Hz, 70 Hz and travel speed 1000 mm/min, 1200 mm/min, 1400 mm/min. Various modification layers of gray cast iron were analyzed with respect to microstructure, hardness value, hardening depth, and surface roughness. Results of laser incidence under different processing conditions are presented. Different microstructure achieved by applying range of laser treatment selected parameter. A good increase of micro hardness in the entire performed test was verified at Peak power of 830 W, speed and pulse repetition frequency of 1400 mm / min and 50 Hz respectively. A minimum depth at 134.262 μm and maximum hardness at 423.014 HV0.3 was produced. These findings were important to increase wear resistant of brake disc surface. 2013 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/11149/1/FKM%20-%20MOHD%20NORFAEZ%20BIN%20ISMAIL%20%28CD8023%29.pdf Mohd Norfaez, Ismail (2013) Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties. Faculty of Mechanical Engineering, Universiti Malaysia Pahang.
institution	Universiti Malaysia Pahang
building	UMP Library
collection	Institutional Repository
continent	Asia
country	Malaysia
content_provider	Universiti Malaysia Pahang
content_source	UMP Institutional Repository
url_provider	http://umpir.ump.edu.my/
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Mohd Norfaez, Ismail Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
description	This report presents laser surface modification on gray cast iron using Nd: YAG laser for enhanced surface modification. Material used in this work was gray cast iron from automotive brake disc. Experiments were performed using was Nd: YAG pulsed laser under different processing conditions. The parameters of interest were the laser peak power of 670 W, 800 W, 1000 W, Pulse repetition frequency of 50 Hz, 60 Hz, 70 Hz and travel speed 1000 mm/min, 1200 mm/min, 1400 mm/min. Various modification layers of gray cast iron were analyzed with respect to microstructure, hardness value, hardening depth, and surface roughness. Results of laser incidence under different processing conditions are presented. Different microstructure achieved by applying range of laser treatment selected parameter. A good increase of micro hardness in the entire performed test was verified at Peak power of 830 W, speed and pulse repetition frequency of 1400 mm / min and 50 Hz respectively. A minimum depth at 134.262 μm and maximum hardness at 423.014 HV0.3 was produced. These findings were important to increase wear resistant of brake disc surface.
format	Undergraduates Project Papers
author	Mohd Norfaez, Ismail
author_facet	Mohd Norfaez, Ismail
author_sort	Mohd Norfaez, Ismail
title	Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
title_short	Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
title_full	Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
title_fullStr	Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
title_full_unstemmed	Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties
title_sort	laser surface modification of gray cast iron using nd: yag laser for enhanced surface properties
publishDate	2013
url	http://umpir.ump.edu.my/id/eprint/11149/1/FKM%20-%20MOHD%20NORFAEZ%20BIN%20ISMAIL%20%28CD8023%29.pdf http://umpir.ump.edu.my/id/eprint/11149/
_version_	1705057011222183936
score	13.211869

Laser surface modification of gray cast iron using ND: YAG laser for enhanced surface properties

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