Essentials of Advanced Composite Fabrication and Repair

Preface Acknowledgments Chapter 1: Composite Technology Overview Composites vs. Advanced Composites Examples of Typical Applications Advantages of Composites Disadvantages of Composites Composites Development Timeline Chapter 2: Matrix Technology Matrix Systems Overview Thermosets Thermoplastics Other Matrix Materials Liquid Resins Prepregs Chapter 3: Fiber Reinforcements Introduction to Fiber Reinforcements Fiber Types and Properties Forms of Reinforcement Layup Technology Chapter 4: Basic Design Considerations Composite Structural Design Resin to Fiber Ratio. Service Life ConsiderationsChapter 5: Molding Methods and Practices Overview of Molding Methods and Practices Semi-Permanent Mold Release Agents Vacuum Bagging Hand Layup -- Wet Layup Vacuum Infusion Hand Layup -- Prepreg Oven and Autoclave Equipment Filament Winding Automated Tape Laying and Automated Fiber Placement Resin Transfer Molding Pultrusion Thermoforming Compression Molding Chapter 6: Core Materials Why Use Sandwich Construction? Balsa Core Foam Cores Honeycomb Cores Other Core Types Design and Analysis General Design Criteria Fabrication In-Service Use. Chapter 7: Introduction to ToolingKey Factors Metal vs. Composite Tooling Tooling for Thermoplastics Chapter 8: Inspection and Test Methods Destructive Coupon Testing Resin, Fiber and/or Void Content Fire, Smoke and Toxicity (FST) Requirements and Heat Release Testing Non-Destructive Testing Chapter 9: Adhesive Bonding and Fastening Adhesive Bonding vs. Fastening Composites Bonding Methods Types of Adhesives Surface Preparation Cleaning Bonding to Core Materials Bonding Thermoplastic Composites Joint Design Drilling and Fastening Chapter 10: Repair of Composite Structures. Types of DamageDamage Detection Component Identification Paint Removal Damage Removal Repair Design Vacuum Bagging Materials for Composite Repair Repair Instructions Scarfing The Repair Patch Curing Methods Chapter 11: Health and Safety Routes of Exposure Hazards Associated With Matrix Systems Hazards Associated With Fibers Exposure Limits Solvents Personal Protective Equipment Glossary Index About the Authors. This is the Ebook (epub) Edition of this title.Advanced composite technology is crucial to aerospace and aviation applications, as well as many other industries, because of the advantage of composite materials: their properties of strength and stiffness combined with their light weight. It is a constantly changing field with new developments daily, yet the basics needed to successfully design, fabricate and repair composite structures remain the same. Essentials of Advanced Composite Fabrication and Repair is a comprehensive and thorough primer for beginners to this technology, yet also works as an excellent resource for long-time composites professionals.This textbook teaches the concepts and methods in a simple and straightforward manner for a wide array of composites fundamentals, including fiber and matrix selection, curing and achieving desired properties, tooling design and use, testing and nondestructive inspection, step-by-step repair instructions and troubleshooting, and also covering the key environmental, health and safety issues that affect the industry.Authors Louis C. Dorworth, Ginger L. Gardiner, and Greg M. Mellema have over 80 combined years'experience in the industry. Along with numerous everyday practical lessons garnered from their combined lifetime of experience, the authors have created in this textbook a compendium of industry information listings no longer in print. Some examples include fabric weave styles and properties, cored sandwich design guidelines, damage detection, fiber reinforcement properties, and much more. In-depth step-by-step explanations of composite repairs are detailed, including troubleshooting and the'why'behind what works in composites design, fabrication and repair. "Essentials of Advanced Composite Fabrication and Repair" is the complimentary text to the basic Abaris Training composite courses. The text assumes no prior knowledge about advanced composite materials, and gradually makes the reader conversant in composite terminology. Although largely geared toward the aerospace industry, it will also appeal to readers working in sporting goods, wind energy, marine and motor sports industries. After giving a comprehensive description of what composites are and how they work, the book breaks the materials down into their constituents; different types of fibers; carbon, aramid, glass, and others; matrix materials; ceramics, thermoplastic and specifically thermoset resins and their different chemistries. It then goes into detail about design considerations and guidelines, various tooling concepts, manufacturing methods, and accepted repair theories and concepts. Other sections include the most up-to-date information on adhesive bonding technology, core materials, materials testing and non-destructive inspection (NDI) techniques and equipment