ADVANCED MATERIALS AND COMPOSITES IN MECHANICAL ENGINEERING.pptx

Presentation of seminars for new invention

1. ADVANCED AND COMPOSITES MATERIALS IN MECHANICAL ENGINEERING PRESENTED BY :- ARUN KUMAR

2. INTRODUCTION :- These are special materials with better strength, durability, and resistance to heat and corrosion. Composites are made by combining two or more materials to get the best properties of both. They make machines, vehicles, and structures stronger, lighter, and more efficient, helping industries like aerospace, automotive, and medicine. It includes strong metals (like titanium), tough plastics (like Kevlar), heat-resistant ceramics, and composites (like carbon fiber). In airplanes, lightweight car parts, turbine blades, medical implants, and industrial machines for better performance and longer life.

3. TYPES OF ADVANCED MATERIAL :- Metal and Alloys - Strong and lightweight metals like titanium and superalloys used in aerospace and engines. Polymers – High-performance plastics like Kevlar and PEEK, used in protective gear and machine parts. Ceramics – Heat-resistant materials like silicon carbide, used in turbines and industrial machinery. Composites – Combination of materials like carbon fiber and fiberglass for lightweight and high-strength applications.

4. COMPOSITE MATERIAL :- Definition: Composites are materials made by combining two or more different substances to achieve improved mechanical and chemical properties. Components – It consists of a matrix (binding material) and reinforcement (fiber or particles for strength). Types – Includes polymer matrix composites (PMC), metal matrix composites (MMC), and ceramic matrix composites (CMC). Applications – Used in aerospace, automotive, construction, and sports equipment for enhanced performance.

5. CARBON FIBER REINFORCED POLYMERS (CFRP) :- Definition: A lightweight yet strong composite made from carbon fibers embedded in a polymer matrix. Very Strong and Light – Stronger than steel but much lighter, making it useful in cars and airplanes. Doesn’t Rust or Wear Out Easily – Unlike metals, it doesn’t corrode and lasts longer. Handles Heat Well – Can resist high temperatures and even conduct electricity. This Photo by Unknown Author is licensed under CC BY-NC

6. WHERE ARE THEY USED ? Aerospace – Used in aircraft bodies, turbine blades, and spacecraft for strength and lightweight properties. Automotive – Found in lightweight car parts, brake discs, and engine components to improve fuel efficiency. Medical – Used in prosthetics, implants, and dental materials for durability and biocompatibility. Industrial Machinery – Applied in gears, bearings, and cutting tools for better performance and longer life.

7. ADVANTAGES OF ADVANCED MATERIAL :- Lightweight and Strong – They offer high strength while being lighter than traditional materials, improving efficiency. Durable and Corrosion-Resistant – They last longer and withstand harsh environments, reducing maintenance costs. High-Temperature Resistance – Ideal for engines, turbines, and space applications where heat resistance is crucial. Energy Efficient – Used in fuel-efficient vehicles and lightweight structures, reducing energy consumption.

8. CHALLENGES OF ADVANCED MATERIAL :- High Cost – Advanced materials and composites are expensive to manufacture and process. Complex Manufacturing – Specialized techniques are needed, making production more challenging. Recycling Issues – Some materials, especially composites, are difficult to recycle or reuse. Durability Concerns – Certain materials may degrade over time or under extreme conditions.

9. FUTURE OF ADVANCED MATERIAL :- Smart Materials – Self-healing and shape-memory materials will improve durability and adaptability. 3D Printing – Advanced materials will be used in additive manufacturing for complex and customized designs. Eco-Friendly Materials – Development of sustainable and recyclable materials for a greener future.

10. APPLICATION IN DAILY LIFE :- Electronics – Used in smartphones, flexible screens, and high-performance batteries. Sports Equipment – Carbon fiber is used in bicycles, tennis rackets, and helmets for strength and lightness. Construction – Advanced materials like reinforced concrete and smart glass improve building efficiency. Healthcare – Biocompatible materials are used in artificial joints, dental implants, and medical devices.

11. CONCLUSION :- Advanced materials and composites are revolutionizing mechanical engineering by providing superior performance, efficiency, and durability. Their applications in aerospace, automotive, biomedical, and industrial sectors are driving innovation. Despite challenges, ongoing research in smart materials, nanotechnology, and sustainable composites is paving the way for future advancements. Material like carbon fiber are lightweight and strong, improving performance in many industries

12. THANK YOU