Fundamentals of Laser Powder Bed Fusion of Metals provides new users and students in the additive manufacturing field the fundamentals on laser powder bed fusion of metals-the most widely used form of this advanced technology. Current best practices are discussed in detail, including technology limitations and challenges. Covering the latest advancements in the field, this book serves as a useful reference for senior researchers and engineers in industry. After years of research and development of this manufacturing technique, we are now at the brink of a new era in additive manufacturing, which supports the 4th industrial revolution.
Laser powder bed fusion of metals is a technology that makes use of a laser beam to selectively melt a powder layer and build a 3D part directly in metal. This is a revolutionary and disruptive manufacturing technology, which is reaching maturity and opening great opportunities for new designs and production of complex functional end-use products with excellent properties and even mission-critical components.
- Presents laser process bed fusion fundamentals, as well as their inherent challenges
- Provides an up-to-date summary of this advancing technology and its potential
- Provides a comprehensive textbook for universities, as well as an introductory reference for individuals in industry who are starting in this dynamic field
1. Historical background 2. Basics of laser powder bed fusion 3. A step-by-step guide to the L-PBF process 4. Physics and modeling 5. Design principles 6. Porosity in laser powder bed fusion 7. Surface roughness 8. Microstructure of L-PBF alloys 9. Residual stress in laser powder bed fusion 10. Non-destructive testing of parts produced by laser powder bed fusion 11. Process monitoring of laser powder bed fusion 12. Post processing 13. Structural integrity I: static mechanical properties 14. Structural integrity II: fatigue properties 15. Structural integrity III: energy-based fatigue prediction for complex parts 16. Lattice structures made by laser powder bed fusion 17. Bio-inspired design 18. Powder characterization
methods, standards, and state of the art 19. New materials development 20. Recent progress on global standardization and terminology 21. Industrial applications 22. Economic feasibility and cost-benefit analysis 23. Trends and challenges 24. Case study
Prof. Igor Yadroitsev is a Research Chair in Medical Product Development through Additive Manufacturing at the Central University of Technology launched by the National Research Foundation of South Africa in 2015. He has been involved in additive manufacturing with emphasis on laser powder bed fusion at the Vitebsk Institution of Technical Acoustics (Belarus) since 1995, when this technology was in its infancy. He continued his research in the field at the National School of Engineering (Saint-Étienne, France) and published a book on selective laser melting in 2009. His research interests include applied optics and laser technologies: additive manufacturing, laser powder bed fusion of metals and plastics, laser processing, materials science, and optics. He has authored over 100 articles in the field of laser powder bed fusion.
Dr. Ina Yadroitsava, PhD, has been involved in additive manufacturing since 2007 when she started to work in the Laboratory of Diagnostics and Engineering of Industrial Processes at the National School of Engineering (Saint-Étienne, France). At present, she is working as Senior Researcher at the Department of Mechanical and Mechatronic Engineering, Faculty of Engineering, Built Environment and Information Technology at the Central University of Technology, Free State. In 2019, she was recognized by the South Africa National Research Foundation as an established researcher in such areas as laser metal additive manufacturing, advanced materials and numerical modeling. Her research interests include laser powder bed fusion, material characterization, bio-medical applications, and properties of advanced additively manufactured materials.
du Plessis, Anton
Prof. Anton Du Plessis is an?Associate Professor at Stellenbosch University, South Africa,?and is also affiliated with Nelson Mandela University, South Africa.?He is an experienced scholar in the field of additive manufacturing, with specific interests in quality control and process optimization, X-ray tomography, and biomimicry applied to additive manufacturing. His interests and expertise range across several disciplines in the sector, and he is an associate editor of Elsevier's leading journal 'Additive Manufacturing'.
Prof. Eric?MacDonald, PhD, is a Professor of Mechanical Engineering and the Murchison Chair at the University of Texas at El Paso, as well as deputy editor of the Elsevier journal 'Additive Manufacturing'.??Dr. MacDonald received his?PhD?degree in Electrical Engineering from the University of Texas at Austin and has worked in industry for 12 years at IBM and Motorola, and subsequently co-founded a start-up - Pleiades, Inc., which was acquired by Magma Inc. (San Jose, CA) in 2003. Dr. MacDonald has held faculty fellowships at NASA's Jet Propulsion Laboratory, SPAWAR Navy Research (San Diego), and a State Department Fulbright Fellowship in South America.??His research interests include 3D printed multi-functional applications and advanced process monitoring in additive manufacturing.