The development of Zirconia and Copper toughened Alumina ceramic insert

Ceramic cutting tools have been utilized in industry for over a century for its productivity and efficiency in machine tools and cutting tool material. However, due to the brittleness property the application has been limited. In order to manufacture high strength ceramic cutting tools, there is a n...

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Main Authors: Sabuan, N.A., Zolkafli, N., Mebrahitom, A., Azhari, A., Mamat, O.
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.20673 /
Published: Institute of Physics Publishing 2018
Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-85046282945&doi=10.1088%2f1757-899X%2f342%2f1%2f012106&partnerID=40&md5=1d0b8d1350b04ebfb1444695dd775b1d
http://eprints.utp.edu.my/20673/
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spelling utp-eprints.206732018-10-11T02:24:06Z The development of Zirconia and Copper toughened Alumina ceramic insert Sabuan, N.A. Zolkafli, N. Mebrahitom, A. Azhari, A. Mamat, O. Ceramic cutting tools have been utilized in industry for over a century for its productivity and efficiency in machine tools and cutting tool material. However, due to the brittleness property the application has been limited. In order to manufacture high strength ceramic cutting tools, there is a need for suitable reinforcement to improve its toughness. In this case, copper (Cu) and zirconia (ZrO2) powders were added to investigate the hardness and physical properties of the developed composite insert. A uniaxial pre-forming process of the mix powder was done prior to densification by sintering at 1000 and 1300°C. The effect of the composition of the reinforcement on the hardness, density, shrinkage and microstructure of the inserts was investigated. It was found that an optimum density of 3.26 and hardness 1385HV was obtained for composite of 10wt zirconia and 10wt copper at temperature 1000 °C. © Published under licence by IOP Publishing Ltd. Institute of Physics Publishing 2018 Article PeerReviewed https://www.scopus.com/inward/record.uri?eid=2-s2.0-85046282945&doi=10.1088%2f1757-899X%2f342%2f1%2f012106&partnerID=40&md5=1d0b8d1350b04ebfb1444695dd775b1d Sabuan, N.A. and Zolkafli, N. and Mebrahitom, A. and Azhari, A. and Mamat, O. (2018) The development of Zirconia and Copper toughened Alumina ceramic insert. IOP Conference Series: Materials Science and Engineering, 342 (1). http://eprints.utp.edu.my/20673/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
description Ceramic cutting tools have been utilized in industry for over a century for its productivity and efficiency in machine tools and cutting tool material. However, due to the brittleness property the application has been limited. In order to manufacture high strength ceramic cutting tools, there is a need for suitable reinforcement to improve its toughness. In this case, copper (Cu) and zirconia (ZrO2) powders were added to investigate the hardness and physical properties of the developed composite insert. A uniaxial pre-forming process of the mix powder was done prior to densification by sintering at 1000 and 1300°C. The effect of the composition of the reinforcement on the hardness, density, shrinkage and microstructure of the inserts was investigated. It was found that an optimum density of 3.26 and hardness 1385HV was obtained for composite of 10wt zirconia and 10wt copper at temperature 1000 °C. © Published under licence by IOP Publishing Ltd.
format Article
author Sabuan, N.A.
Zolkafli, N.
Mebrahitom, A.
Azhari, A.
Mamat, O.
spellingShingle Sabuan, N.A.
Zolkafli, N.
Mebrahitom, A.
Azhari, A.
Mamat, O.
The development of Zirconia and Copper toughened Alumina ceramic insert
author_sort Sabuan, N.A.
title The development of Zirconia and Copper toughened Alumina ceramic insert
title_short The development of Zirconia and Copper toughened Alumina ceramic insert
title_full The development of Zirconia and Copper toughened Alumina ceramic insert
title_fullStr The development of Zirconia and Copper toughened Alumina ceramic insert
title_full_unstemmed The development of Zirconia and Copper toughened Alumina ceramic insert
title_sort development of zirconia and copper toughened alumina ceramic insert
publisher Institute of Physics Publishing
publishDate 2018
url https://www.scopus.com/inward/record.uri?eid=2-s2.0-85046282945&doi=10.1088%2f1757-899X%2f342%2f1%2f012106&partnerID=40&md5=1d0b8d1350b04ebfb1444695dd775b1d
http://eprints.utp.edu.my/20673/
_version_ 1741196378337443840
score 11.62408

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