This book comprises selected papers from the Fourth International Conference on Materials and Manufacturing Engineering (ICMME 2019). The contents focus on the latest developments in the synthesis and characterization of new materials, and highlights the challenges involved in the manufacturing and machinability of different materials.

Dr. T. Rajmohan is currently working as an Associate Professor and Head for the Department of Mechanical Engineering, SCSVMV Deemed to be University, Kancheepuram. He obtained his Bachelors in Mechanical Engineering from the University of Madras and Masters in Production Engineering from Annamalai University, Chidambaram. He did his research in the area of Machining of composites and received his Doctoral degree from SCSVMV Deemed to be University. His major areas of research includes material processing, machining and tribological behaviour of composite materials etc. He has published more than 75 research articles in refereed international journals and conferences and he is also serving as an editorial member for several journals in Elsevier, Sage, Taylor & Francis and many other reputed publications. He has more than 20 years of teaching experience and has more than 8 research scholars under guidance. 
Dr. K. Palani Kumar is currently working as Professor andPrincipal in Sri Sairam Institute of Technology, Chennai. He obtained his A.M.I.E in Mechanical Engineering from the Institution of Engineers, India and Masters in Production Engineering from Annamalai University, Chidambaram. He received his Doctoral degree from Anna University, Chennai and did his Post-Doctoral in the University of Averio, Portugal. His major areas of research include material processing and applications of composite materials, natural fibers, total quality management and optimization. He has published more than 260 research articles in refereed international journals and conferences and he is also serving as an editorial member for several journals in Elsevier, Sage, Taylor & Francis and many other reputed publications. He has more than 28 years of teaching experience and he has successfully guided more than 14 research scholars. He has successfully completed several funded research projects from ISTE, AICTE and DST and has more than 10 patents to his credits. He is being honoured with several awards during his carrier like Best Principal Award, Publons Peer review Award, Certified Sentinel of Science Award, Outstanding Reviewer Award, Best Teacher Award, Best Academic Researcher Award etc. 
Dr. J. Paulo Davim, received his Ph.D. degree in Mechanical Engineering in 1997, M.Sc. degree in Mechanical Engineering (materials and manufacturing processes) in 1991, Mechanical Engineering degree (5 years) in 1986, from the University of Porto (FEUP), the Aggregate title (Full Habilitation) from the University of Coimbra in 2005 and the D.Sc. from London Metropolitan University in 2013. He is Eur Ing by FEANI-Brussels and Senior Chartered Engineer by the Portuguese Institution of Engineers with an MBA and Specialist title in Engineering and Industrial Management. Currently, he is Professor at the Department of Mechanical Engineering of the University of Aveiro, Portugal. He has more than 30 years of teaching and research experience in Manufacturing, Materials, Mechanical and Industrial Engineering with special emphasis in Machining & Tribology. He has also interest in Management, Engineering Education and Higher Education for Sustainability. He has guided large numbers of postdoc, Ph.D. and master's students as well as coordinated & participated in several financed research projects. He has received several scientific awards. He has worked as evaluator of projects for international research agencies as well as examiner of Ph.D. thesis for many universities. He is the Editor in Chief of several international journals, Guest Editor of journals, books Editor, book Series Editor and Scientific Advisory for many international journals and conferences. Presently, he is an Editorial Board member of 25 international journals and acts as reviewer for more than 80 prestigious Web of Science core collection journals. In addition, he has also published as editor (and co-editor) more than 100 books andas author (and co-author) more than 10 books, 80 book chapters and 400 articles in journals and conferences (more than 200 articles in journals indexed in Web of Science core collection/h-index 45+/6500+ citations and SCOPUS/h-index 53+/8500+ citations).