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Updated: Dec 21, 2025

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Recent Developments in Metal Additive Manufacturing.

Amit Bandyopadhyay1, Yanning Zhang1, Susmita Bose1

  • 1W. M. Keck Biomedical Materials Research Laboratory, School of Mechanical and Materials Engineering, Washington State University, Pullman WA 99164 USA.

Current Opinion in Chemical Engineering
|May 21, 2020
PubMed
Summary
This summary is machine-generated.

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Additive manufacturing (AM), or 3D printing, offers customized metal fabrication with time and cost savings. Recent advancements enhance part quality and reliability, addressing current challenges and future trends in metal AM technology.

Area of Science:

  • Materials Science
  • Manufacturing Engineering
  • Mechanical Engineering

Background:

  • Additive manufacturing (AM), commonly known as 3D printing, has significantly transformed metal fabrication.
  • AM enables the creation of intricate, customized metal components with tailored properties.
  • It presents advantages over traditional manufacturing in terms of speed and economic efficiency.

Purpose of the Study:

  • To review recent advancements in metal additive manufacturing technologies.
  • To identify current challenges and emerging trends in the field.
  • To provide an overview of the evolving landscape of metal 3D printing.

Main Methods:

  • Literature review of recent developments in metal AM systems.
  • Analysis of upgrades in energy sources and part resolution.

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  • Synthesis of information on part quality, reliability, challenges, and future directions.

    • Main Results:

    • Metal AM systems have seen improvements in energy sources and resolution, enhancing part quality.
    • Customization of shape and composition is a key advantage of AM.
    • The technology offers significant time and cost savings compared to conventional methods.

    Conclusions:

    • Metal additive manufacturing is a rapidly evolving field with ongoing innovations.
    • Addressing current challenges is crucial for unlocking future potential.
    • The technology promises continued disruption and advancement in metal fabrication.