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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Main Author: Mohd Norfaez, Ismail
Format: Undergraduates Project Papers
Language:English
Published: 2013
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/11149/
http://umpir.ump.edu.my/id/eprint/11149/
http://umpir.ump.edu.my/id/eprint/11149/1/FKM%20-%20MOHD%20NORFAEZ%20BIN%20ISMAIL%20%28CD8023%29.pdf
id ump-11149
recordtype eprints
spelling ump-111492016-08-02T01:47:04Z 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. http://iportal.ump.edu.my/lib/item?id=chamo:83856&theme=UMP2
repository_type Digital Repository
institution_category Local University
institution Universiti Malaysia Pahang
building UMP Institutional Repository
collection Online Access
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/
http://umpir.ump.edu.my/id/eprint/11149/
http://umpir.ump.edu.my/id/eprint/11149/1/FKM%20-%20MOHD%20NORFAEZ%20BIN%20ISMAIL%20%28CD8023%29.pdf
first_indexed 2023-09-18T22:11:36Z
last_indexed 2023-09-18T22:11:36Z
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