Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy

This paper demonstrates the functionally graded metal-ceramic composite fabricated via pressure-less sintering. The pure metallic and ceramic components are Titanium (Ti) and Hydroxyapatite (HA), which were located at the ends of a cylindrical specimen. FG samples are prepared with mixing ratios of...

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Main Authors: Shahrjerdi, Ali, Mustapha, Faizal, Bayat, Mehdi, Salit, Mohd Sapuan, Abang Abdul Majid, Dayang Laila
Format: Article
Language:English
Published: Academic Journals 2011
Online Access:http://psasir.upm.edu.my/id/eprint/23051/1/Fabrication%20of%20functionally%20graded%20Hydroxyapatite-Titanium%20by%20applying%20optimal%20sintering%20procedure%20and%20powder%20metallurgy.pdf
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author Shahrjerdi, Ali
Mustapha, Faizal
Bayat, Mehdi
Salit, Mohd Sapuan
Abang Abdul Majid, Dayang Laila
author_facet Shahrjerdi, Ali
Mustapha, Faizal
Bayat, Mehdi
Salit, Mohd Sapuan
Abang Abdul Majid, Dayang Laila
author_sort Shahrjerdi, Ali
collection UPM
description This paper demonstrates the functionally graded metal-ceramic composite fabricated via pressure-less sintering. The pure metallic and ceramic components are Titanium (Ti) and Hydroxyapatite (HA), which were located at the ends of a cylindrical specimen. FG samples are prepared with mixing ratios of 100:0, 75:25, 50:50, 25:75, 0:100. The cylindrical samples had a thickness of 6 mm in size and 20 mm radius. Samples are created by using carbon cylindrical die. The optimum thermal load mapping is obtained experimentally. The properties of all FGM products are characterized by shrinkage, optical microscope, scanning electron microscope (SEM), energy dispersive spectrometry (EDX) and hardness test. The grade of the FGM material is proven by results from all recorded measurements, as well as linearity of shrinkage. Result from optical micrograph and SEM indicate that the HA/Ti FG cylinder can be produced successfully by cold pressing with developed thermal mapping. Vicker’s hardness of HA/Ti is higher than that of pure microcrystalline Ti (metal) and reduces by decreasing the density of the layer of HA/Ti.
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spelling upm.eprints-230512015-12-03T07:44:11Z http://psasir.upm.edu.my/id/eprint/23051/ Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy Shahrjerdi, Ali Mustapha, Faizal Bayat, Mehdi Salit, Mohd Sapuan Abang Abdul Majid, Dayang Laila This paper demonstrates the functionally graded metal-ceramic composite fabricated via pressure-less sintering. The pure metallic and ceramic components are Titanium (Ti) and Hydroxyapatite (HA), which were located at the ends of a cylindrical specimen. FG samples are prepared with mixing ratios of 100:0, 75:25, 50:50, 25:75, 0:100. The cylindrical samples had a thickness of 6 mm in size and 20 mm radius. Samples are created by using carbon cylindrical die. The optimum thermal load mapping is obtained experimentally. The properties of all FGM products are characterized by shrinkage, optical microscope, scanning electron microscope (SEM), energy dispersive spectrometry (EDX) and hardness test. The grade of the FGM material is proven by results from all recorded measurements, as well as linearity of shrinkage. Result from optical micrograph and SEM indicate that the HA/Ti FG cylinder can be produced successfully by cold pressing with developed thermal mapping. Vicker’s hardness of HA/Ti is higher than that of pure microcrystalline Ti (metal) and reduces by decreasing the density of the layer of HA/Ti. Academic Journals 2011-05 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/23051/1/Fabrication%20of%20functionally%20graded%20Hydroxyapatite-Titanium%20by%20applying%20optimal%20sintering%20procedure%20and%20powder%20metallurgy.pdf Shahrjerdi, Ali and Mustapha, Faizal and Bayat, Mehdi and Salit, Mohd Sapuan and Abang Abdul Majid, Dayang Laila (2011) Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy. International Journal of Physical Sciences, 6 (9). pp. 2258-2267. ISSN 1992-1950 http://www.academicjournals.org/journal/IJPS/article-abstract/34BB0DC22234
spellingShingle Shahrjerdi, Ali
Mustapha, Faizal
Bayat, Mehdi
Salit, Mohd Sapuan
Abang Abdul Majid, Dayang Laila
Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title_full Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title_fullStr Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title_full_unstemmed Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title_short Fabrication of functionally graded Hydroxyapatite-Titanium by applying optimal sintering procedure and powder metallurgy
title_sort fabrication of functionally graded hydroxyapatite titanium by applying optimal sintering procedure and powder metallurgy
url http://psasir.upm.edu.my/id/eprint/23051/1/Fabrication%20of%20functionally%20graded%20Hydroxyapatite-Titanium%20by%20applying%20optimal%20sintering%20procedure%20and%20powder%20metallurgy.pdf
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