<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Hard turning has been applied in machining since the early 1980s. There is an effort to substitute finish grinding by hard machining, because of machining by cutting tool with defined geometry. For machining of hardened steels (up to 45 HRC) are used two different cutting materials. PCBN are used the most for discontinuous machining of hardened steel (up to 63 HRC) and mixed ceramic tools, which are used in the experiment. This paper reports a development of surface roughness parameters when using wiper tool geometry of mixed ceramic tool and conventional geometry of mixed ceramic tool in hard turning. Roughness parameters (Ra, Rz, Rsk, Rku, RSm, Rdq) are measured when changing the feed, depth of cut and cutting speed are constant.</p></abstract>

Hard turning has been applied in machining since the early 1980s. There is an effort to substitute finish grinding by hard machining, because of machining by cutting tool with defined geometry. For machining of hardened steels (up to 45 HRC) are used two different cutting materials. PCBN are used the most for discontinuous machining of hardened steel (up to 63 HRC) and mixed ceramic tools, which are used in the experiment. This paper reports a development of surface roughness parameters when using wiper tool geometry of mixed ceramic tool and conventional geometry of mixed ceramic tool in hard turning. Roughness parameters (Ra, Rz, Rsk, Rku, RSm, Rdq) are measured when changing the feed, depth of cut and cutting speed are constant.

Development of Surface Roughness in Hard Turning of 100Cr6 Using Mixed Ceramic Cutting Tool with Wiper Geometry and Conventional Geometry

Faculty of Materials Science and Technology, Slovak University of Technology, J. Bottu 25, 917 24 Trnava, Slovak Republic

Faculty of Mechanical Engineering, University of Žilina, Univerzitná 8215/1, 010 26 Žilina, Slovak Republic

Research Papers Faculty of Materials Science and Technology Slovak University of Technology

Hard turning has been applied in machining since the early 1980s. There is an effort to substitute finish grinding by hard machining, because of machining by...

Development of Surface Roughness in Hard Turning of 100Cr6 Using Mixed Ceramic Cutting Tool with Wiper Geometry and Conventional Geometry

Published Online: Aug 08, 2013

Page range: 193 - 198

DOI: https://doi.org/10.2478/rput-2013-0032

Keywords
hard turning, mixed ceramic tool, tool geometry, surface roughness parameters

This content is open access.

Development of Surface Roughness in Hard Turning of 100Cr6 Using Mixed Ceramic Cutting Tool with Wiper Geometry and Conventional Geometry

Published Online: Aug 08, 2013

Page range: 193 - 198

DOI: https://doi.org/10.2478/rput-2013-0032

Keywordshard turning, mixed ceramic tool, tool geometry, surface roughness parameters

This content is open access.

Keywords
hard turning, mixed ceramic tool, tool geometry, surface roughness parameters