Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning

Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning

Aiming at the contradiction between the lubricating performance and mechanical performance of self-lubricating ceramic tools. CaF<sub>2</sub>@Al(OH)<sub>3</sub> particles were prepared by the heterogeneous nucleation method. An Al<sub>2</sub>O<sub>3</sub&...

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Main Authors: Zhaoqiang Chen, Shuai Zhang, Runxin Guo, Lianggang Ji, Niansheng Guo, Qi Li, Chonghai Xu
Format: Article
Language:English
Published: MDPI AG 2019-11-01
Series:Materials
Subjects:
ceramic tool
zro2 whisker
coating
cutting performance
wear mechanisms
Online Access:https://www.mdpi.com/1996-1944/12/23/3820
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spelling doaj-f5360e1bc74b4f6bae6f22a0f785887e2020-11-25T01:18:30ZengMDPI AGMaterials1996-19442019-11-011223382010.3390/ma12233820ma12233820Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in TurningZhaoqiang Chen0Shuai Zhang1Runxin Guo2Lianggang Ji3Niansheng Guo4Qi Li5Chonghai Xu6School of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaSchool of Mechanical and Automotive Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, ChinaAiming at the contradiction between the lubricating performance and mechanical performance of self-lubricating ceramic tools. CaF<sub>2</sub>@Al(OH)<sub>3</sub> particles were prepared by the heterogeneous nucleation method. An Al<sub>2</sub>O<sub>3</sub>/Ti(C,N) ceramic tool with CaF<sub>2</sub>@Al<sub>2</sub>(OH)<sub>3</sub> particles and ZrO<sub>2</sub> whiskers was prepared by hot press sintering (frittage). The cutting performances and wear mechanisms of this ceramic tool were investigated. Compared with the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N) ceramic tool, the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool had lower cutting temperatures and surface roughness. When the cutting speed was increased from 100m/min to 300m/min, a lot of CaF<sub>2</sub> was smeared onto the surface of the ceramic tool, and the flank wear of the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool was reduced. The main wear mechanisms of the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool were adhesive wear and micro-chipping. The formation of solid lubricating film and the improvement of fracture toughness by adding ZrO<sub>2</sub> whiskers and CaF<sub>2</sub>@Al(OH)<sub>3</sub> were important factors for the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool to have better cutting performances.https://www.mdpi.com/1996-1944/12/23/3820ceramic toolzro2 whiskercoatingcutting performancewear mechanisms
collection DOAJ
language English
format Article
sources DOAJ
author Zhaoqiang Chen
Shuai Zhang
Runxin Guo
Lianggang Ji
Niansheng Guo
Qi Li
Chonghai Xu
spellingShingle Zhaoqiang Chen
Shuai Zhang
Runxin Guo
Lianggang Ji
Niansheng Guo
Qi Li
Chonghai Xu
Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
Materials
ceramic tool
zro2 whisker
coating
cutting performance
wear mechanisms
author_facet Zhaoqiang Chen
Shuai Zhang
Runxin Guo
Lianggang Ji
Niansheng Guo
Qi Li
Chonghai Xu
author_sort Zhaoqiang Chen
title Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
title_short Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
title_full Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
title_fullStr Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
title_full_unstemmed Preparation of Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> Ceramic Tools and Cutting Performance in Turning
title_sort preparation of al<sub>2</sub>o<sub>3</sub>/ti(c,n)/zro<sub>2</sub>/caf<sub>2</sub>@al(oh)<sub>3</sub> ceramic tools and cutting performance in turning
publisher MDPI AG
series Materials
issn 1996-1944
publishDate 2019-11-01
description Aiming at the contradiction between the lubricating performance and mechanical performance of self-lubricating ceramic tools. CaF<sub>2</sub>@Al(OH)<sub>3</sub> particles were prepared by the heterogeneous nucleation method. An Al<sub>2</sub>O<sub>3</sub>/Ti(C,N) ceramic tool with CaF<sub>2</sub>@Al<sub>2</sub>(OH)<sub>3</sub> particles and ZrO<sub>2</sub> whiskers was prepared by hot press sintering (frittage). The cutting performances and wear mechanisms of this ceramic tool were investigated. Compared with the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N) ceramic tool, the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool had lower cutting temperatures and surface roughness. When the cutting speed was increased from 100m/min to 300m/min, a lot of CaF<sub>2</sub> was smeared onto the surface of the ceramic tool, and the flank wear of the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool was reduced. The main wear mechanisms of the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool were adhesive wear and micro-chipping. The formation of solid lubricating film and the improvement of fracture toughness by adding ZrO<sub>2</sub> whiskers and CaF<sub>2</sub>@Al(OH)<sub>3</sub> were important factors for the Al<sub>2</sub>O<sub>3</sub>/Ti(C,N)/ZrO<sub>2</sub>/CaF<sub>2</sub>@Al(OH)<sub>3</sub> ceramic tool to have better cutting performances.
topic ceramic tool
zro2 whisker
coating
cutting performance
wear mechanisms
url https://www.mdpi.com/1996-1944/12/23/3820
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