Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene

This study provides an account of comprehensive experimentation and mechanical characterisation of high density polyethylene (HDPE) parts that are fabricated through an additive manufacturing process called selective inhibition sintering (SIS). In this study, test specimens are fabricated by selecti...

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Main Authors: D. Rajamani, E Balasubramanian
Format: Article
Language:English
Published: Universiti Malaysia Pahang Publishing 2019-03-01
Series:Journal of Mechanical Engineering and Sciences
Subjects:
Online Access:https://journal.ump.edu.my/jmes/article/view/429
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author D. Rajamani
E Balasubramanian
author_facet D. Rajamani
E Balasubramanian
author_sort D. Rajamani
collection DOAJ
description This study provides an account of comprehensive experimentation and mechanical characterisation of high density polyethylene (HDPE) parts that are fabricated through an additive manufacturing process called selective inhibition sintering (SIS). In this study, test specimens are fabricated by selective fusing of HDPE particles through controlled heating. Morphological studies and mechanical property evaluation of these specimens are carried out to assess the impact of energy on sintering of HDPE particles and structural integrity. Results indicate that, heat energy up to a threshold level of 28.48 J/mm2 results in superior fusion of the HDPE particles, and further increase causes degradation of the structure. Surface roughness, tensile and flexural properties of SIS parts are compared with those of injection moulded parts for assessing their suitability to engineering applications.
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spelling doaj.art-79067a577c414099be097c136196b1382023-09-03T12:05:10ZengUniversiti Malaysia Pahang PublishingJournal of Mechanical Engineering and Sciences2289-46592231-83802019-03-011314403441410.15282/jmes.13.1.2019.05.0375Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethyleneD. Rajamani0E Balasubramanian1Centre for Autonomous System Research, Department of Mechanical Engineering, Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology, Chennai - 600062, IndiaCentre for Autonomous System Research, Department of Mechanical Engineering, Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology, Chennai - 600062, IndiaThis study provides an account of comprehensive experimentation and mechanical characterisation of high density polyethylene (HDPE) parts that are fabricated through an additive manufacturing process called selective inhibition sintering (SIS). In this study, test specimens are fabricated by selective fusing of HDPE particles through controlled heating. Morphological studies and mechanical property evaluation of these specimens are carried out to assess the impact of energy on sintering of HDPE particles and structural integrity. Results indicate that, heat energy up to a threshold level of 28.48 J/mm2 results in superior fusion of the HDPE particles, and further increase causes degradation of the structure. Surface roughness, tensile and flexural properties of SIS parts are compared with those of injection moulded parts for assessing their suitability to engineering applications.https://journal.ump.edu.my/jmes/article/view/429selective inhibition sinteringheat energyhigh density polyethylenemechanical propertiessurface quality
spellingShingle D. Rajamani
E Balasubramanian
Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
Journal of Mechanical Engineering and Sciences
selective inhibition sintering
heat energy
high density polyethylene
mechanical properties
surface quality
title Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
title_full Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
title_fullStr Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
title_full_unstemmed Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
title_short Effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
title_sort effects of heat energy on morphology and properties of selective inhibition sintered high density polyethylene
topic selective inhibition sintering
heat energy
high density polyethylene
mechanical properties
surface quality
url https://journal.ump.edu.my/jmes/article/view/429
work_keys_str_mv AT drajamani effectsofheatenergyonmorphologyandpropertiesofselectiveinhibitionsinteredhighdensitypolyethylene
AT ebalasubramanian effectsofheatenergyonmorphologyandpropertiesofselectiveinhibitionsinteredhighdensitypolyethylene