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Experimental and numerical prediction of extrusion load at different lubricating conditions of aluminium 6063 alloy in backward cup extrusion. / Oyinbo, S. T. ; Ikumapayi, O. M. ; Jen, T. C. ; Ismail, S. O.

In: Engineering Solid Mechanics, Vol. 8, No. 2, 14.10.2019, p. 119-130.

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@article{011a1ea098774ad5b8e0da6cbbfe1120,
title = "Experimental and numerical prediction of extrusion load at different lubricating conditions of aluminium 6063 alloy in backward cup extrusion",
abstract = "In the present research work using a backward cup extrusion (BCE) die profile, different lubricating conditions on aluminum alloy AA6063 have been experimentally and numerically investigated to predict the extrusion load. It was obvious that due to an increase in applications of the extrusion process, many researchers have worked on the extrusion process using different methods to achieve their aims. This experiment was conducted with three different lubricants namely: Castor oil, Palm Oil and tropical coconut oil; as well as without lubricants. Different lubricating conditions were employed of varying strain rates ranges from 1.5×10-3s-1, 2.0×10-3s-1, 2.5×10-3s-1, and 3.0×10-3s-1; Numerical analysis and simulation for dry and lubricated conditions during extrusion load were also performed using DEFORM 3D software. The results show that prediction extrusion load increases with increasing strain rates. The maximum extrusion load was found to be higher for extrusion without lubricants. In all cases of strain rate, palm oil showed alower extrusion load compared to the other lubricants. Castor oil indicated the highest extrusion load when the experiment was carried out using lubrication. There was a consistent agreement between the result gotten from the experiment and simulation results of the extrusion load-strike curve.",
keywords = "Extrusion load, Lubricants, Strain rate, DEFORM 3D, AA6063",
author = "Oyinbo, {S. T.} and Ikumapayi, {O. M.} and Jen, {T. C.} and Ismail, {S. O.}",
year = "2019",
month = oct,
day = "14",
doi = "10.5267/j.esm.2019.10.003",
language = "English",
volume = "8",
pages = "119--130",
journal = "Engineering Solid Mechanics",
issn = "2291-8744",
publisher = "Growing Science",
number = "2",

}

RIS

TY - JOUR

T1 - Experimental and numerical prediction of extrusion load at different lubricating conditions of aluminium 6063 alloy in backward cup extrusion

AU - Oyinbo, S. T.

AU - Ikumapayi, O. M.

AU - Jen, T. C.

AU - Ismail, S. O.

PY - 2019/10/14

Y1 - 2019/10/14

N2 - In the present research work using a backward cup extrusion (BCE) die profile, different lubricating conditions on aluminum alloy AA6063 have been experimentally and numerically investigated to predict the extrusion load. It was obvious that due to an increase in applications of the extrusion process, many researchers have worked on the extrusion process using different methods to achieve their aims. This experiment was conducted with three different lubricants namely: Castor oil, Palm Oil and tropical coconut oil; as well as without lubricants. Different lubricating conditions were employed of varying strain rates ranges from 1.5×10-3s-1, 2.0×10-3s-1, 2.5×10-3s-1, and 3.0×10-3s-1; Numerical analysis and simulation for dry and lubricated conditions during extrusion load were also performed using DEFORM 3D software. The results show that prediction extrusion load increases with increasing strain rates. The maximum extrusion load was found to be higher for extrusion without lubricants. In all cases of strain rate, palm oil showed alower extrusion load compared to the other lubricants. Castor oil indicated the highest extrusion load when the experiment was carried out using lubrication. There was a consistent agreement between the result gotten from the experiment and simulation results of the extrusion load-strike curve.

AB - In the present research work using a backward cup extrusion (BCE) die profile, different lubricating conditions on aluminum alloy AA6063 have been experimentally and numerically investigated to predict the extrusion load. It was obvious that due to an increase in applications of the extrusion process, many researchers have worked on the extrusion process using different methods to achieve their aims. This experiment was conducted with three different lubricants namely: Castor oil, Palm Oil and tropical coconut oil; as well as without lubricants. Different lubricating conditions were employed of varying strain rates ranges from 1.5×10-3s-1, 2.0×10-3s-1, 2.5×10-3s-1, and 3.0×10-3s-1; Numerical analysis and simulation for dry and lubricated conditions during extrusion load were also performed using DEFORM 3D software. The results show that prediction extrusion load increases with increasing strain rates. The maximum extrusion load was found to be higher for extrusion without lubricants. In all cases of strain rate, palm oil showed alower extrusion load compared to the other lubricants. Castor oil indicated the highest extrusion load when the experiment was carried out using lubrication. There was a consistent agreement between the result gotten from the experiment and simulation results of the extrusion load-strike curve.

KW - Extrusion load

KW - Lubricants

KW - Strain rate

KW - DEFORM 3D

KW - AA6063

UR - http://www.scopus.com/inward/record.url?scp=85074885054&partnerID=8YFLogxK

U2 - 10.5267/j.esm.2019.10.003

DO - 10.5267/j.esm.2019.10.003

M3 - Article

VL - 8

SP - 119

EP - 130

JO - Engineering Solid Mechanics

JF - Engineering Solid Mechanics

SN - 2291-8744

IS - 2

ER -