Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion

The additive manufacturing technique laser powder bed fusion (L-PBF) opens up potential to process metal matrix composites (MMCs) with new material pairings free from limitations of conventional production techniques. In this work, we present a study on MMC material development using L-PBF. The gene...

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Main Authors: Martin Jäcklein, Aron Pfaff, Klaus Hoschke
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/10/24/8869
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author Martin Jäcklein
Aron Pfaff
Klaus Hoschke
author_facet Martin Jäcklein
Aron Pfaff
Klaus Hoschke
author_sort Martin Jäcklein
collection DOAJ
description The additive manufacturing technique laser powder bed fusion (L-PBF) opens up potential to process metal matrix composites (MMCs) with new material pairings free from limitations of conventional production techniques. In this work, we present a study on MMC material development using L-PBF. The generated composite material is composed of an X3NiCoMoTi 18-9-5 steel as matrix and spherical tungsten particles as filler material. A Design of Experiment (DoE)-based process parameter adaption leads to an Archimedean density close to the theoretical density in the case of 60 vol% tungsten content. A maximum ultimate tensile strength of 836 MPa is obtained. A failure analysis reveals a stable bonding of the tungsten particles to the steel matrix. This encourages the investigation of further material combinations. An additional heat treatment of the MMC indicates the potential to design specific material properties; it also highlights the complexity of such treatments.
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spelling doaj.art-1b90a370015148c9aba53b17024ec4482023-11-21T00:20:12ZengMDPI AGApplied Sciences2076-34172020-12-011024886910.3390/app10248869Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed FusionMartin Jäcklein0Aron Pfaff1Klaus Hoschke2Fraunhofer Institute for High-Speed Dynamics, Ernst-Mach-Institut, EMI, 79104 Freiburg, GermanyFraunhofer Institute for High-Speed Dynamics, Ernst-Mach-Institut, EMI, 79104 Freiburg, GermanyFraunhofer Institute for High-Speed Dynamics, Ernst-Mach-Institut, EMI, 79104 Freiburg, GermanyThe additive manufacturing technique laser powder bed fusion (L-PBF) opens up potential to process metal matrix composites (MMCs) with new material pairings free from limitations of conventional production techniques. In this work, we present a study on MMC material development using L-PBF. The generated composite material is composed of an X3NiCoMoTi 18-9-5 steel as matrix and spherical tungsten particles as filler material. A Design of Experiment (DoE)-based process parameter adaption leads to an Archimedean density close to the theoretical density in the case of 60 vol% tungsten content. A maximum ultimate tensile strength of 836 MPa is obtained. A failure analysis reveals a stable bonding of the tungsten particles to the steel matrix. This encourages the investigation of further material combinations. An additional heat treatment of the MMC indicates the potential to design specific material properties; it also highlights the complexity of such treatments.https://www.mdpi.com/2076-3417/10/24/8869metal matrix compositeadditive manufacturinglaser powder bed fusiontungstenMS1 (1.2709/X3NiCoMoTi 18-9-5)
spellingShingle Martin Jäcklein
Aron Pfaff
Klaus Hoschke
Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
Applied Sciences
metal matrix composite
additive manufacturing
laser powder bed fusion
tungsten
MS1 (1.2709/X3NiCoMoTi 18-9-5)
title Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
title_full Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
title_fullStr Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
title_full_unstemmed Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
title_short Developing Tungsten-Filled Metal Matrix Composite Materials Using Laser Powder Bed Fusion
title_sort developing tungsten filled metal matrix composite materials using laser powder bed fusion
topic metal matrix composite
additive manufacturing
laser powder bed fusion
tungsten
MS1 (1.2709/X3NiCoMoTi 18-9-5)
url https://www.mdpi.com/2076-3417/10/24/8869
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AT aronpfaff developingtungstenfilledmetalmatrixcompositematerialsusinglaserpowderbedfusion
AT klaushoschke developingtungstenfilledmetalmatrixcompositematerialsusinglaserpowderbedfusion