Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet

In this study, a Ti(C,N)-based cermet material was prepared through vacuum sintering. The research also investigates how holding time and maximum sintering temperature influence the material microstructure and mechanical properties. X-ray diffraction (XRD), energy dispersive spectroscopy (EDS) were...

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Main Authors: Kaixun Ji, Yanxin Meng, Fuzeng Wang, Yousheng Li
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/13/18/3938
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author Kaixun Ji
Yanxin Meng
Fuzeng Wang
Yousheng Li
author_facet Kaixun Ji
Yanxin Meng
Fuzeng Wang
Yousheng Li
author_sort Kaixun Ji
collection DOAJ
description In this study, a Ti(C,N)-based cermet material was prepared through vacuum sintering. The research also investigates how holding time and maximum sintering temperature influence the material microstructure and mechanical properties. X-ray diffraction (XRD), energy dispersive spectroscopy (EDS) were used to analyze the composition of the cermet. The microstructure of the cermet was analyzed and examined using a scanning electron microscope (SEM). A Vickers hardness tester was used to test the mechanical properties of the materials. As indicated by testing results, the hardness of the material decreases as the temperature of sintering increases, and its fracture toughness increases gradually as holding time increases. Ti(C,N)-based cermet manifested the optimal mechanical properties when sintering was conducted under 1400 °C with 80 min of holding time. Moreover, the material microstructure is significantly affected by the sintering process. The grain size of Ti(C,N) cermets increases as the sintering temperature increases. The microstructure tends to be uniform and the complete core-rim structures are established as the holding time increases.
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spelling doaj.art-868afabf49a047d2bca00eb824f556c82023-11-20T12:43:58ZengMDPI AGMaterials1996-19442020-09-011318393810.3390/ma13183938Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based CermetKaixun Ji0Yanxin Meng1Fuzeng Wang2Yousheng Li3Institute of Manufacturing Engineering, Huaqiao University, Xiamen 361021, ChinaInstitute of Manufacturing Engineering, Huaqiao University, Xiamen 361021, ChinaInstitute of Manufacturing Engineering, Huaqiao University, Xiamen 361021, ChinaXiamen Golden Egret Special Alloy Co., Ltd., Xiamen 361006, ChinaIn this study, a Ti(C,N)-based cermet material was prepared through vacuum sintering. The research also investigates how holding time and maximum sintering temperature influence the material microstructure and mechanical properties. X-ray diffraction (XRD), energy dispersive spectroscopy (EDS) were used to analyze the composition of the cermet. The microstructure of the cermet was analyzed and examined using a scanning electron microscope (SEM). A Vickers hardness tester was used to test the mechanical properties of the materials. As indicated by testing results, the hardness of the material decreases as the temperature of sintering increases, and its fracture toughness increases gradually as holding time increases. Ti(C,N)-based cermet manifested the optimal mechanical properties when sintering was conducted under 1400 °C with 80 min of holding time. Moreover, the material microstructure is significantly affected by the sintering process. The grain size of Ti(C,N) cermets increases as the sintering temperature increases. The microstructure tends to be uniform and the complete core-rim structures are established as the holding time increases.https://www.mdpi.com/1996-1944/13/18/3938Ti(C,N)-based cermetvacuum sinteringhardnessfracture toughness
spellingShingle Kaixun Ji
Yanxin Meng
Fuzeng Wang
Yousheng Li
Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
Materials
Ti(C,N)-based cermet
vacuum sintering
hardness
fracture toughness
title Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
title_full Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
title_fullStr Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
title_full_unstemmed Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
title_short Influence of Sintering Process on Microstructure and Mechanical Properties of Ti(C,N)-Based Cermet
title_sort influence of sintering process on microstructure and mechanical properties of ti c n based cermet
topic Ti(C,N)-based cermet
vacuum sintering
hardness
fracture toughness
url https://www.mdpi.com/1996-1944/13/18/3938
work_keys_str_mv AT kaixunji influenceofsinteringprocessonmicrostructureandmechanicalpropertiesofticnbasedcermet
AT yanxinmeng influenceofsinteringprocessonmicrostructureandmechanicalpropertiesofticnbasedcermet
AT fuzengwang influenceofsinteringprocessonmicrostructureandmechanicalpropertiesofticnbasedcermet
AT youshengli influenceofsinteringprocessonmicrostructureandmechanicalpropertiesofticnbasedcermet