The effect of different lubricating oil on billet in cold work extrusion process

In metal extrusion, lubrication is crucial to reduce load and friction. The indication for good lubrication is based on how it affects the quality of product. This main purpose of this research is to investigate the effect different lubrication oil on billet in cold work extrusion. The billet materi...

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Main Author:	Mahzun, Ahmad Ajruddin
Format:	Thesis
Language:	English
Published:	2017
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://eprints.utm.my/id/eprint/78444/1/AhmadAjruddinMahzunMFKM2017.pdf
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spelling	my-utm-ep.784442018-08-26T11:56:21Z The effect of different lubricating oil on billet in cold work extrusion process 2017-01 Mahzun, Ahmad Ajruddin TJ Mechanical engineering and machinery In metal extrusion, lubrication is crucial to reduce load and friction. The indication for good lubrication is based on how it affects the quality of product. This main purpose of this research is to investigate the effect different lubrication oil on billet in cold work extrusion. The billet material that used in the extrusion process is pure aluminum A1100 and it is milled and annealed before extrusion process for material treatment. Three amount of lubricants are applied on biller that are one palm oil and two additive free mineral oils. The types of lubrication that are used in cold work extrusion are RBD PS (Palm Stearin), VG460 and VG95. The quantity of lubricant that is used was 15mg for every extrusion run and every different lubricant. The experimental results are obtained and compared between extruded billet products of different lubricating oil used. The experiment is conducted at the room temperature with symmetrical paired billets in the rig. The result concentrated on extrusion load, surface roughness of extruded billet and flow angle. The difference of extrusion load required to extrude billet lubricated by RBD PS is in between the extrusion load lubricated by VG460 and VG95 that are 3.58kN and 10.59kN correspondingly. The result also showed that surface roughness Ra of billet lubricated by RBD PS has constant and lowest surface roughness Ra on product area compared to billet lubricated by VG360 and VG95.Based on the result, the lubrication by using RBD PS can be useful to minimize the load significantly by the advantage of better surface roughness compared to mineral oil of VG 460 and VG95.The experiment also demonstrated that RBD PS is able to produce the extrusion load almost as low as VG460 with similar steady load pattern. The performance of RBD PS has produced important lubricating requirement the same par as other mineral oils used. 2017-01 Thesis http://eprints.utm.my/id/eprint/78444/ http://eprints.utm.my/id/eprint/78444/1/AhmadAjruddinMahzunMFKM2017.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:108152 masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Mahzun, Ahmad Ajruddin The effect of different lubricating oil on billet in cold work extrusion process
description	In metal extrusion, lubrication is crucial to reduce load and friction. The indication for good lubrication is based on how it affects the quality of product. This main purpose of this research is to investigate the effect different lubrication oil on billet in cold work extrusion. The billet material that used in the extrusion process is pure aluminum A1100 and it is milled and annealed before extrusion process for material treatment. Three amount of lubricants are applied on biller that are one palm oil and two additive free mineral oils. The types of lubrication that are used in cold work extrusion are RBD PS (Palm Stearin), VG460 and VG95. The quantity of lubricant that is used was 15mg for every extrusion run and every different lubricant. The experimental results are obtained and compared between extruded billet products of different lubricating oil used. The experiment is conducted at the room temperature with symmetrical paired billets in the rig. The result concentrated on extrusion load, surface roughness of extruded billet and flow angle. The difference of extrusion load required to extrude billet lubricated by RBD PS is in between the extrusion load lubricated by VG460 and VG95 that are 3.58kN and 10.59kN correspondingly. The result also showed that surface roughness Ra of billet lubricated by RBD PS has constant and lowest surface roughness Ra on product area compared to billet lubricated by VG360 and VG95.Based on the result, the lubrication by using RBD PS can be useful to minimize the load significantly by the advantage of better surface roughness compared to mineral oil of VG 460 and VG95.The experiment also demonstrated that RBD PS is able to produce the extrusion load almost as low as VG460 with similar steady load pattern. The performance of RBD PS has produced important lubricating requirement the same par as other mineral oils used.
format	Thesis
qualification_level	Master's degree
author	Mahzun, Ahmad Ajruddin
author_facet	Mahzun, Ahmad Ajruddin
author_sort	Mahzun, Ahmad Ajruddin
title	The effect of different lubricating oil on billet in cold work extrusion process
title_short	The effect of different lubricating oil on billet in cold work extrusion process
title_full	The effect of different lubricating oil on billet in cold work extrusion process
title_fullStr	The effect of different lubricating oil on billet in cold work extrusion process
title_full_unstemmed	The effect of different lubricating oil on billet in cold work extrusion process
title_sort	effect of different lubricating oil on billet in cold work extrusion process
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2017
url	http://eprints.utm.my/id/eprint/78444/1/AhmadAjruddinMahzunMFKM2017.pdf
_version_	1747817990326321152

The effect of different lubricating oil on billet in cold work extrusion process

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