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Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy. / Wu, H.; Ren, Y.; Ren, J. et al.
In: Virtual and Physical Prototyping, Vol. 15, No. sup1, 08.12.2020, p. 570-582.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Wu, H, Ren, Y, Ren, J, Cai, A, Song, M, Liu, Y, Wu, X, Li, Q, Huang, W, Wang, X & Baker, I 2020, 'Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy', Virtual and Physical Prototyping, vol. 15, no. sup1, pp. 570-582. https://doi.org/10.1080/17452759.2020.1811932

APA

Wu, H., Ren, Y., Ren, J., Cai, A., Song, M., Liu, Y., Wu, X., Li, Q., Huang, W., Wang, X., & Baker, I. (2020). Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy. Virtual and Physical Prototyping, 15(sup1), 570-582. https://doi.org/10.1080/17452759.2020.1811932

Vancouver

Wu H, Ren Y, Ren J, Cai A, Song M, Liu Y et al. Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy. Virtual and Physical Prototyping. 2020 Dec 8;15(sup1):570-582. Epub 2020 Sept 28. doi: 10.1080/17452759.2020.1811932

Author

Wu, H. ; Ren, Y. ; Ren, J. et al. / Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy. In: Virtual and Physical Prototyping. 2020 ; Vol. 15, No. sup1. pp. 570-582.

Bibtex

@article{9403f19c092541e880cb69497a8bc7b8,
title = "Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy",
abstract = "This paper focuses on the effect of melting modes on microstructural evolution and tribological properties of AlSi10Mg alloy fabricated by selective laser melting (SLM). The results showed that the microstructures of SLM AlSi10Mg consisted of primary α-Al surrounded by cellular Si networks (∼500 nm) when fabricated in conduction mode, but has a finer cellular-like Si phase (∼200 nm) when fabricated in keyhole mode. The strong convection caused by the melt reflow and Marangoni convection under keyhole mode also resulted in deposition of nano-scale Si particles at the bottom of the molten pool. The SLM AlSi10Mg fabricated in keyhole mode exhibited better wear resistance than that fabricated in conduction mode. Compared to traditional as-cast specimens, both SLM specimens showed better wear resistance due to the unique cellular-like networks. The SLM technique offers a new approach for material processing that can be used to refine microstructures for improved tribological properties. {\textcopyright} 2020 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.",
keywords = "Additive manufacturing, AlSi10Mg, melting mode, nanoindentation, tribological behaviour, Fabrication, Melting, Microstructure, Nanotechnology, Silicon, Tribology, Wear of materials, Wear resistance, Conduction mode, Keyhole mode, Marangoni convection, Material processing, New approaches, Selective laser melting (SLM), Strong convections, Tribological properties, Selective laser melting",
author = "H. Wu and Y. Ren and J. Ren and A. Cai and M. Song and Y. Liu and X. Wu and Q. Li and W. Huang and X. Wang and I. Baker",
year = "2020",
month = dec,
day = "8",
doi = "10.1080/17452759.2020.1811932",
language = "English",
volume = "15",
pages = "570--582",
journal = "Virtual and Physical Prototyping",
issn = "1745-2759",
publisher = "Taylor and Francis Ltd.",
number = "sup1",

}

RIS

TY - JOUR

T1 - Effect of melting modes on microstructure and tribological properties of selective laser melted AlSi10Mg alloy

AU - Wu, H.

AU - Ren, Y.

AU - Ren, J.

AU - Cai, A.

AU - Song, M.

AU - Liu, Y.

AU - Wu, X.

AU - Li, Q.

AU - Huang, W.

AU - Wang, X.

AU - Baker, I.

PY - 2020/12/8

Y1 - 2020/12/8

N2 - This paper focuses on the effect of melting modes on microstructural evolution and tribological properties of AlSi10Mg alloy fabricated by selective laser melting (SLM). The results showed that the microstructures of SLM AlSi10Mg consisted of primary α-Al surrounded by cellular Si networks (∼500 nm) when fabricated in conduction mode, but has a finer cellular-like Si phase (∼200 nm) when fabricated in keyhole mode. The strong convection caused by the melt reflow and Marangoni convection under keyhole mode also resulted in deposition of nano-scale Si particles at the bottom of the molten pool. The SLM AlSi10Mg fabricated in keyhole mode exhibited better wear resistance than that fabricated in conduction mode. Compared to traditional as-cast specimens, both SLM specimens showed better wear resistance due to the unique cellular-like networks. The SLM technique offers a new approach for material processing that can be used to refine microstructures for improved tribological properties. © 2020 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

AB - This paper focuses on the effect of melting modes on microstructural evolution and tribological properties of AlSi10Mg alloy fabricated by selective laser melting (SLM). The results showed that the microstructures of SLM AlSi10Mg consisted of primary α-Al surrounded by cellular Si networks (∼500 nm) when fabricated in conduction mode, but has a finer cellular-like Si phase (∼200 nm) when fabricated in keyhole mode. The strong convection caused by the melt reflow and Marangoni convection under keyhole mode also resulted in deposition of nano-scale Si particles at the bottom of the molten pool. The SLM AlSi10Mg fabricated in keyhole mode exhibited better wear resistance than that fabricated in conduction mode. Compared to traditional as-cast specimens, both SLM specimens showed better wear resistance due to the unique cellular-like networks. The SLM technique offers a new approach for material processing that can be used to refine microstructures for improved tribological properties. © 2020 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

KW - Additive manufacturing

KW - AlSi10Mg

KW - melting mode

KW - nanoindentation

KW - tribological behaviour

KW - Fabrication

KW - Melting

KW - Microstructure

KW - Nanotechnology

KW - Silicon

KW - Tribology

KW - Wear of materials

KW - Wear resistance

KW - Conduction mode

KW - Keyhole mode

KW - Marangoni convection

KW - Material processing

KW - New approaches

KW - Selective laser melting (SLM)

KW - Strong convections

KW - Tribological properties

KW - Selective laser melting

U2 - 10.1080/17452759.2020.1811932

DO - 10.1080/17452759.2020.1811932

M3 - Journal article

VL - 15

SP - 570

EP - 582

JO - Virtual and Physical Prototyping

JF - Virtual and Physical Prototyping

SN - 1745-2759

IS - sup1

ER -