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Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V

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@article{IJASEIT902,
   author = {Sangeeth Suresh and Muhammad Akmal Jamil and Shahidatunnajwa Sulaiman and Muhammad Rozani Mohd Shokor},
   title = {Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V},
   journal = {International Journal on Advanced Science, Engineering and Information Technology},
   volume = {6},
   number = {4},
   year = {2016},
   pages = {534--539},
   keywords = {Ti6Al4V; EDM die-sinking; spark gap; surface roughness; dimensional differential},
   abstract = {Titanium alloy grade 5, Ti6Al4V, is extensively gaining importance in the industrial environment, specifically in aerospace, medical and automotive domains, mainly due to its exceptional blend of mechanical properties like high hardness which is further heat treatable, high strength-to-weight ratio which makes it light, high corrosion and temperature resistance etc. However, the same properties undervalue Ti6Al4V as a conventionally difficult-to-machine material. Rapid tool wear, excessive heat generation, dimensional instability and loss of surface integrity are the issues that plague the conventional machining of Ti6Al4V.  In view of these facts, non-traditional machining processes like electron discharge machining (EDM) - die sinking and wire cut prove to be a substitute for the conventional machining. In this study, an experimental optimization of EDM die-sinking electrode materials among copper, brass and graphite, is carried out. Experimental design is created using a statistical tool and actual machining is carried out to record the surface roughness, variations on the surface hardness and dimensional stability. Quality evaluation and statistical analysis substantiates graphite electrodes to produce better surface finish-Ra 2.05microns with minimal dimensional variation-less than 10%-when operated at minimum spark gaps. It is inferred that graphite electrodes exhibit higher resistivity towards current than its counterparts thus passing minimum spark energy preventing excessive self-wear and a dimensionally accurate workpiece. The depth of machining highly impacts the variations on the surface hardness post machining.},
   issn = {2088-5334},
   publisher = {INSIGHT - Indonesian Society for Knowledge and Human Development},
   url = {http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=902},
   doi = {10.18517/ijaseit.6.4.902}
}

EndNote

%A Suresh, Sangeeth
%A Jamil, Muhammad Akmal
%A Sulaiman, Shahidatunnajwa
%A Mohd Shokor, Muhammad Rozani
%D 2016
%T Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V
%B 2016
%9 Ti6Al4V; EDM die-sinking; spark gap; surface roughness; dimensional differential
%! Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V
%K Ti6Al4V; EDM die-sinking; spark gap; surface roughness; dimensional differential
%X Titanium alloy grade 5, Ti6Al4V, is extensively gaining importance in the industrial environment, specifically in aerospace, medical and automotive domains, mainly due to its exceptional blend of mechanical properties like high hardness which is further heat treatable, high strength-to-weight ratio which makes it light, high corrosion and temperature resistance etc. However, the same properties undervalue Ti6Al4V as a conventionally difficult-to-machine material. Rapid tool wear, excessive heat generation, dimensional instability and loss of surface integrity are the issues that plague the conventional machining of Ti6Al4V.  In view of these facts, non-traditional machining processes like electron discharge machining (EDM) - die sinking and wire cut prove to be a substitute for the conventional machining. In this study, an experimental optimization of EDM die-sinking electrode materials among copper, brass and graphite, is carried out. Experimental design is created using a statistical tool and actual machining is carried out to record the surface roughness, variations on the surface hardness and dimensional stability. Quality evaluation and statistical analysis substantiates graphite electrodes to produce better surface finish-Ra 2.05microns with minimal dimensional variation-less than 10%-when operated at minimum spark gaps. It is inferred that graphite electrodes exhibit higher resistivity towards current than its counterparts thus passing minimum spark energy preventing excessive self-wear and a dimensionally accurate workpiece. The depth of machining highly impacts the variations on the surface hardness post machining.
%U http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=902
%R doi:10.18517/ijaseit.6.4.902
%J International Journal on Advanced Science, Engineering and Information Technology
%V 6
%N 4
%@ 2088-5334

IEEE

Sangeeth Suresh,Muhammad Akmal Jamil,Shahidatunnajwa Sulaiman and Muhammad Rozani Mohd Shokor,"Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V," International Journal on Advanced Science, Engineering and Information Technology, vol. 6, no. 4, pp. 534-539, 2016. [Online]. Available: http://dx.doi.org/10.18517/ijaseit.6.4.902.

RefMan/ProCite (RIS)

TY  - JOUR
AU  - Suresh, Sangeeth
AU  - Jamil, Muhammad Akmal
AU  - Sulaiman, Shahidatunnajwa
AU  - Mohd Shokor, Muhammad Rozani
PY  - 2016
TI  - Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V
JF  - International Journal on Advanced Science, Engineering and Information Technology; Vol. 6 (2016) No. 4
Y2  - 2016
SP  - 534
EP  - 539
SN  - 2088-5334
PB  - INSIGHT - Indonesian Society for Knowledge and Human Development
KW  - Ti6Al4V; EDM die-sinking; spark gap; surface roughness; dimensional differential
N2  - Titanium alloy grade 5, Ti6Al4V, is extensively gaining importance in the industrial environment, specifically in aerospace, medical and automotive domains, mainly due to its exceptional blend of mechanical properties like high hardness which is further heat treatable, high strength-to-weight ratio which makes it light, high corrosion and temperature resistance etc. However, the same properties undervalue Ti6Al4V as a conventionally difficult-to-machine material. Rapid tool wear, excessive heat generation, dimensional instability and loss of surface integrity are the issues that plague the conventional machining of Ti6Al4V.  In view of these facts, non-traditional machining processes like electron discharge machining (EDM) - die sinking and wire cut prove to be a substitute for the conventional machining. In this study, an experimental optimization of EDM die-sinking electrode materials among copper, brass and graphite, is carried out. Experimental design is created using a statistical tool and actual machining is carried out to record the surface roughness, variations on the surface hardness and dimensional stability. Quality evaluation and statistical analysis substantiates graphite electrodes to produce better surface finish-Ra 2.05microns with minimal dimensional variation-less than 10%-when operated at minimum spark gaps. It is inferred that graphite electrodes exhibit higher resistivity towards current than its counterparts thus passing minimum spark energy preventing excessive self-wear and a dimensionally accurate workpiece. The depth of machining highly impacts the variations on the surface hardness post machining.
UR  - http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=902
DO  - 10.18517/ijaseit.6.4.902

RefWorks

RT Journal Article
ID 902
A1 Suresh, Sangeeth
A1 Jamil, Muhammad Akmal
A1 Sulaiman, Shahidatunnajwa
A1 Mohd Shokor, Muhammad Rozani
T1 Optimization of Electrode Material for EDM Die-sinking of Titanium Alloy Grade 5 - Ti6Al4V
JF International Journal on Advanced Science, Engineering and Information Technology
VO 6
IS 4
YR 2016
SP 534
OP 539
SN 2088-5334
PB INSIGHT - Indonesian Society for Knowledge and Human Development
K1 Ti6Al4V; EDM die-sinking; spark gap; surface roughness; dimensional differential
AB Titanium alloy grade 5, Ti6Al4V, is extensively gaining importance in the industrial environment, specifically in aerospace, medical and automotive domains, mainly due to its exceptional blend of mechanical properties like high hardness which is further heat treatable, high strength-to-weight ratio which makes it light, high corrosion and temperature resistance etc. However, the same properties undervalue Ti6Al4V as a conventionally difficult-to-machine material. Rapid tool wear, excessive heat generation, dimensional instability and loss of surface integrity are the issues that plague the conventional machining of Ti6Al4V.  In view of these facts, non-traditional machining processes like electron discharge machining (EDM) - die sinking and wire cut prove to be a substitute for the conventional machining. In this study, an experimental optimization of EDM die-sinking electrode materials among copper, brass and graphite, is carried out. Experimental design is created using a statistical tool and actual machining is carried out to record the surface roughness, variations on the surface hardness and dimensional stability. Quality evaluation and statistical analysis substantiates graphite electrodes to produce better surface finish-Ra 2.05microns with minimal dimensional variation-less than 10%-when operated at minimum spark gaps. It is inferred that graphite electrodes exhibit higher resistivity towards current than its counterparts thus passing minimum spark energy preventing excessive self-wear and a dimensionally accurate workpiece. The depth of machining highly impacts the variations on the surface hardness post machining.
LK http://ijaseit.insightsociety.org/index.php?option=com_content&view=article&id=9&Itemid=1&article_id=902
DO  - 10.18517/ijaseit.6.4.902