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Nano-Scratching resistance of high-chromium white cast iron and its correlation with wear of cBN tool in machining

Chen, L. LU ; Persson, J. LU ; Ståhl, J. E. LU and Zhou, J. M. LU (2017) In Journal of Superhard Materials 39(5). p.365-372
Abstract

In this paper, a nano-scratch testing approach was used to measure and evaluate the abrasion wear resistance of high-chromium white cast irons in order to understand the wear mechanism in the interaction between the high-chromium white cast iron and the cBN cutting tool during the machining process. Scratch testing was performed on a nanoindentation instrument using a diamond indenter as the scratch tool. Linear multi-pass scratches in the same path were made on pre-worn surfaces of test materials. The correlation of the scratching resistance and tool wear measured from the machining is presented by the flank wear and maximum scratch depth. The appearance of the cutting edge on a cBN tool suggests that the abrasion wear is mainly... (More)

In this paper, a nano-scratch testing approach was used to measure and evaluate the abrasion wear resistance of high-chromium white cast irons in order to understand the wear mechanism in the interaction between the high-chromium white cast iron and the cBN cutting tool during the machining process. Scratch testing was performed on a nanoindentation instrument using a diamond indenter as the scratch tool. Linear multi-pass scratches in the same path were made on pre-worn surfaces of test materials. The correlation of the scratching resistance and tool wear measured from the machining is presented by the flank wear and maximum scratch depth. The appearance of the cutting edge on a cBN tool suggests that the abrasion wear is mainly related with a combined effect of the carbides and the matrix during machining the high-chromium white cast iron.

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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
cBN, fracture, high-chromium cast iron, scratch test, wear mechanism
in
Journal of Superhard Materials
volume
39
issue
5
pages
8 pages
publisher
Springer
external identifiers
  • wos:000415865800009
  • scopus:85035025657
ISSN
1063-4576
DOI
10.3103/S1063457617050094
language
English
LU publication?
yes
id
ebd8dae2-dd07-444d-8a56-07912c158bf0
date added to LUP
2017-12-08 12:38:00
date last changed
2024-04-14 23:45:12
@article{ebd8dae2-dd07-444d-8a56-07912c158bf0,
  abstract     = {{<p>In this paper, a nano-scratch testing approach was used to measure and evaluate the abrasion wear resistance of high-chromium white cast irons in order to understand the wear mechanism in the interaction between the high-chromium white cast iron and the cBN cutting tool during the machining process. Scratch testing was performed on a nanoindentation instrument using a diamond indenter as the scratch tool. Linear multi-pass scratches in the same path were made on pre-worn surfaces of test materials. The correlation of the scratching resistance and tool wear measured from the machining is presented by the flank wear and maximum scratch depth. The appearance of the cutting edge on a cBN tool suggests that the abrasion wear is mainly related with a combined effect of the carbides and the matrix during machining the high-chromium white cast iron.</p>}},
  author       = {{Chen, L. and Persson, J. and Ståhl, J. E. and Zhou, J. M.}},
  issn         = {{1063-4576}},
  keywords     = {{cBN; fracture; high-chromium cast iron; scratch test; wear mechanism}},
  language     = {{eng}},
  month        = {{09}},
  number       = {{5}},
  pages        = {{365--372}},
  publisher    = {{Springer}},
  series       = {{Journal of Superhard Materials}},
  title        = {{Nano-Scratching resistance of high-chromium white cast iron and its correlation with wear of cBN tool in machining}},
  url          = {{http://dx.doi.org/10.3103/S1063457617050094}},
  doi          = {{10.3103/S1063457617050094}},
  volume       = {{39}},
  year         = {{2017}},
}