Effects of flushing on electro-discharge machined surface

Electrode discharge machining is the process for shaping hard metal and forming deep by arc erosion in all kind of electro conductive material. The objective of this research is to study effect of flushing parameter of EDM of tungsten carbide on the machining characteristics. The effectiveness of th...

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Main Author:	Shamsul Shahril, Mat Yunus
Format:	Undergraduates Project Papers
Language:	English
Published:	2008
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/283/ http://umpir.ump.edu.my/id/eprint/283/ http://umpir.ump.edu.my/id/eprint/283/1/Shamsul_Shahril_Bin_Mat_Yunus.pdf

id	ump-283
recordtype	eprints
spelling	ump-2832015-03-03T06:16:15Z http://umpir.ump.edu.my/id/eprint/283/ Effects of flushing on electro-discharge machined surface Shamsul Shahril, Mat Yunus TJ Mechanical engineering and machinery Electrode discharge machining is the process for shaping hard metal and forming deep by arc erosion in all kind of electro conductive material. The objective of this research is to study effect of flushing parameter of EDM of tungsten carbide on the machining characteristics. The effectiveness of the EDM process with tungsten carbide is evaluated in term of surface roughness, and microstructure of the workpiece also to optimize the machining parameter of machining tungsten carbide using EDM machine. Experiment on tungsten carbide material was carried out using difference pressure flushing machining parameter with copper tungsten electrode. Base on the flushing pressure gauge at machined EDM AQ55L the range pressure flushing on this machine EDM is 0.025 to 0.125 Mpa. In this experiment, the jet flushing pressure is used for flow the dielectric into the gap spark between electrode and workpiece. Better machine performance is obtained generally with the electrode as the cathode and the workpiece as the anode. The optimal flushing pressure is found to be at 0.1 MPa. This is the best flushing rate that will be chose in the parameters because it has small surface roughness. There is little variation on the surface roughness of the workpiece, although at 0.1 Mpa the surface finish tends to be better. At 0.05 MPa to 0.1 Mpa, the grain solid debris begins to decrease on the surface at this pressure. Effects from the higher spark formed a large void and the grains bunchy exist in that area also sticks together in the void. 2008-11 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/283/1/Shamsul_Shahril_Bin_Mat_Yunus.pdf Shamsul Shahril, Mat Yunus (2008) Effects of flushing on electro-discharge machined surface. Faculty of Mechanical Engineering , Universiti Malaysia Pahang . http://iportal.ump.edu.my/lib/item?id=chamo:40441&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 Shamsul Shahril, Mat Yunus Effects of flushing on electro-discharge machined surface
description	Electrode discharge machining is the process for shaping hard metal and forming deep by arc erosion in all kind of electro conductive material. The objective of this research is to study effect of flushing parameter of EDM of tungsten carbide on the machining characteristics. The effectiveness of the EDM process with tungsten carbide is evaluated in term of surface roughness, and microstructure of the workpiece also to optimize the machining parameter of machining tungsten carbide using EDM machine. Experiment on tungsten carbide material was carried out using difference pressure flushing machining parameter with copper tungsten electrode. Base on the flushing pressure gauge at machined EDM AQ55L the range pressure flushing on this machine EDM is 0.025 to 0.125 Mpa. In this experiment, the jet flushing pressure is used for flow the dielectric into the gap spark between electrode and workpiece. Better machine performance is obtained generally with the electrode as the cathode and the workpiece as the anode. The optimal flushing pressure is found to be at 0.1 MPa. This is the best flushing rate that will be chose in the parameters because it has small surface roughness. There is little variation on the surface roughness of the workpiece, although at 0.1 Mpa the surface finish tends to be better. At 0.05 MPa to 0.1 Mpa, the grain solid debris begins to decrease on the surface at this pressure. Effects from the higher spark formed a large void and the grains bunchy exist in that area also sticks together in the void.
format	Undergraduates Project Papers
author	Shamsul Shahril, Mat Yunus
author_facet	Shamsul Shahril, Mat Yunus
author_sort	Shamsul Shahril, Mat Yunus
title	Effects of flushing on electro-discharge machined surface
title_short	Effects of flushing on electro-discharge machined surface
title_full	Effects of flushing on electro-discharge machined surface
title_fullStr	Effects of flushing on electro-discharge machined surface
title_full_unstemmed	Effects of flushing on electro-discharge machined surface
title_sort	effects of flushing on electro-discharge machined surface
publishDate	2008
url	http://umpir.ump.edu.my/id/eprint/283/ http://umpir.ump.edu.my/id/eprint/283/ http://umpir.ump.edu.my/id/eprint/283/1/Shamsul_Shahril_Bin_Mat_Yunus.pdf
first_indexed	2023-09-18T21:52:19Z
last_indexed	2023-09-18T21:52:19Z
_version_	1777413850828636160

Effects of flushing on electro-discharge machined surface

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