首页> 外文期刊>Journal of Tribology >Sliding Wear of WC-Ni-Based Self-Lubricating Composites With the Addition of Fullerene-Like WS2 Nanoparticles Against WC-Ni Cermet
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Sliding Wear of WC-Ni-Based Self-Lubricating Composites With the Addition of Fullerene-Like WS2 Nanoparticles Against WC-Ni Cermet

机译:基于WC-Ni的自润滑复合材料的滑动磨损,加入富勒烯样WS2纳米颗粒对抗WC-Ni Cermet

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摘要

In this work, WC-Ni-based composites with fullerene-like WS2 nanoparticles were fabricated by pulsed electric current sintering. High pressure could assist in low-temperature sintering of the composite. The sliding wear behavior of the composites against WC-Ni counterbodies was also studied in reciprocating ball-on-plate mode. The friction coefficient of the composite was reduced by the incorporated lubricant. Cross-sectional transmission electron microscopy and energy dispersive X-ray elemental mapping further suggest that the friction reduction is attributed to the formation of a mixed tribofilm on the wear tracks supported by the underlying densified matrix. Wear mechanisms are also discussed here.
机译:在这项工作中,通过脉冲电流烧结制造具有富勒烯样WS2纳米颗粒的WC-Ni基复合材料。 高压可以有助于复合材料的低温烧结。 还研究了往复球板模式的复合材料对WC-NI逆差的滑动磨损行为。 通过掺入的润滑剂减少了复合材料的摩擦系数。 横截面透射电子显微镜和能量分散X射线元素映射进一步表明,摩擦减少归因于在由底层致密的基质支撑的磨损轨道上形成混合的呋喃弗。 这里还讨论了磨损机制。

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  • 来源
    《Journal of Tribology》 |2020年第4期|共4页
  • 作者单位

    Tsinghua Univ Collaborat Innovat Ctr Adv Nucl Energy Technol Key Lab Adv Reactor Engn &

    Safety Inst Nucl &

    New Energy Technol Minist Educ Beijing 100084 Peoples R China;

    Tsinghua Univ Collaborat Innovat Ctr Adv Nucl Energy Technol Key Lab Adv Reactor Engn &

    Safety Inst Nucl &

    New Energy Technol Minist Educ Beijing 100084 Peoples R China;

    Tsinghua Univ Collaborat Innovat Ctr Adv Nucl Energy Technol Key Lab Adv Reactor Engn &

    Safety Inst Nucl &

    New Energy Technol Minist Educ Beijing 100084 Peoples R China;

    Tsinghua Univ Collaborat Innovat Ctr Adv Nucl Energy Technol Key Lab Adv Reactor Engn &

    Safety Inst Nucl &

    New Energy Technol Minist Educ Beijing 100084 Peoples R China;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 机械摩擦、磨损与润滑;
  • 关键词

    sliding; dry friction; solid lubricants; wear;

    机译:滑动;干摩擦;固体润滑剂;穿;

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