Metal Powder-Based Additive Manufacturing

✍ Scribed by Kun Zhou, Changjun Han

• Publisher: Wiley-VCH
• Year: 2023
• Tongue: English
• Leaves: 319
• Category: Library

✦ Synopsis

Metal Powder―Based Additive Manufacturing

Highly comprehensive resource covering all key aspects of the current developments of metal powder―based additive manufacturing

Metal Powder―Based Additive Manufacturing provides valuable knowledge and critical insights regarding the recent advances in various metal powder―based additive manufacturing techniques. This book also reviews typical powder preparation processes and highlights the significance of metal powder―based additive manufacturing for various industrial applications.

The key features covered in this book:

• A rigorous overview of the underlying theories and practical applications of metal powder―based additive manufacturing techniques, including laser powder bed fusion, electron beam melting, laser-based directed energy deposition, and metal binder jetting.
• An expansive introduction of each technique and its significance pertaining to the printing processes, metallurgical defects, powder materials, equipment, and the microstructures and mechanical properties of the printed parts.
• A deep exploration of the preparation processes of metal powders for additive manufacturing and the effects of different processes on the powder properties.
• Comprehensive case studies of parts printed by metal powder―based additive manufacturing for various industrial applications.

By providing extensive coverage of relevant concepts in the field of metal powder―based additive manufacturing, this book highlights its essential role in Industry 4.0 and serves as a valuable resource for scientists, engineers, and students in materials science, powder metallurgy, physics, and chemistry. The rich research experience of the authors in additive manufacturing ensures that the readers are provided with both an in-depth understanding and informative technical guidance of metal powder―based additive manufacturing.

✦ Table of Contents

Cover
Title Page
Copyright
Contents
Biography
Preface
Chapter 1 Introduction
1.1 History and Fundamentals of AM
1.2 AM Techniques
1.3 Metal Powder–Based AM
1.4 Post‐Processing
1.4.1 Surface Quality Improvement
1.4.2 Residual Stress Relief and Defect Reduction
1.4.3 Aesthetic Improvement
1.5 Powder Properties and Characterization Methods
1.5.1 Particle Morphology
1.5.2 Particle Size Distribution
1.5.3 Density
1.5.4 Flowability
1.5.5 Chemical Composition
1.5.5.1 Surface Analysis Methods
1.5.5.2 Bulk Analysis Methods
1.5.6 Microstructure
1.6 Challenges and Future Trends of Metal Powder–Based AM
1.7 Summary
References
Chapter 2 Metal Powder Preparation Processes
2.1 Atomization
2.1.1 Gas Atomization
2.1.2 Water Atomization
2.1.3 Plasma Atomization
2.1.4 Plasma Rotating Electrode Process
2.2 Mechanical Mixing
2.3 Reduction Process
2.3.1 Hydride–Dehydride Process
2.3.2 Oxide Reduction
2.3.3 Chloride Reduction
2.3.4 Carbonyl Reactions
2.4 Powder Modification
2.4.1 Plasma Spheroidization
2.4.2 Granulation–Sintering–Deoxygenation
2.4.3 Fluidized‐bed Granulation
2.5 Summary
References
Chapter 3 Laser Powder Bed Fusion
3.1 History
3.2 Fundamentals
3.3 Printing Process
3.3.1 Melt Pool
3.3.2 Balling
3.3.3 Spattering
3.4 Metallurgical Defects
3.4.1 Porosity
3.4.2 Cracks and Warpage
3.5 Powder Materials
3.6 Equipment
3.7 Typical Materials Used in LPBF
3.7.1 Titanium and Its Alloys
3.7.2 Aluminum Alloys
3.7.3 Nickel Alloys
3.7.4 Iron Alloys
3.7.5 Others
3.7.5.1 Cobalt Alloys
3.7.5.2 Copper Alloys
3.7.5.3 Magnesium Alloys
3.7.5.4 High‐Entropy Alloys
3.8 Mechanical Metamaterials for LPBF
3.8.1 Fundamentals of Mechanical Metamaterials
3.8.2 Mechanical Metamaterials with High Young's Modulus
3.8.3 Mechanical Metamaterials with High Shear and Bulk Moduli
3.8.4 Mechanical Metamaterials with Zero or Negative Poisson's Ratio
3.9 Summary
References
Chapter 4 Electron Beam Melting
4.1 History
4.2 Fundamentals
4.3 Preheating and Melting Processes
4.4 Metallurgical Defects
4.5 Powder Materials
4.6 Equipment
4.7 Microstructures and Mechanical Properties
4.7.1 Titanium and Its Alloys
4.7.2 Nickel Alloys
4.7.3 Cobalt Alloys
4.7.4 Iron Alloys
4.7.5 Others
4.7.5.1 Copper and Its Alloys
4.7.5.2 High‐Entropy Alloys
4.8 Summary
References
Chapter 5 Laser‐Based Directed Energy Deposition
5.1 History
5.2 Fundamentals
5.3 Deposition Process
5.4 Metallurgical Defects
5.5 Powder Materials
5.6 Equipment
5.7 Microstructure and Mechanical Properties
5.7.1 Titanium and Its Alloys
5.7.2 Nickel Alloys
5.7.3 Iron Alloys
5.7.4 Others
5.7.4.1 Aluminum Alloys
5.7.4.2 Copper and Its Alloys
5.7.4.3 High‐Entropy Alloys
5.8 Summary
References
Chapter 6 Metal Binder Jetting
6.1 History
6.2 Fundamentals
6.3 Printing Process
6.4 Raw Materials
6.5 Equipment
6.6 Microstructure and Mechanical Properties
6.6.1 Iron Alloys
6.6.2 Nickel Alloys
6.6.3 Titanium and Its Alloys
6.6.4 Copper and Its Alloys
6.6.5 Refractory Metals
6.6.6 Others
6.7 Summary
References
Chapter 7 Applications
7.1 Aerospace
7.2 Biomedical
7.3 Automotive
7.4 Molding and Tooling
7.5 Energy
7.6 Jewelry
7.7 Marine, Oil, and Gas
7.8 Challenges and Risks
References
Index
EULA