Material Technology – II offers a comprehensive book designed for diploma and undergraduate students in mechanical, production, and industrial engineering, this book bridges theory with practical applications in today’s industries. Covering key topics such as Plastics, Composite materials, Corrosion, Powder Metallurgy, Semiconductors & Insulators, Material Recycling etc. The book emphasizes on how materials are important for the industrial applications with clear explanations, well-structured diagrams, and real-world examples for learners at all levels. Whether you are a student, educator, or practicing engineer, Material Technology – II will serve as a reliable guide to understanding the science behind materials that shape our world.