Composite Materials

Composite Materials

1. Contains

   • Matrix
     • Properties
       • Control electrical properties
       • Stabilizes chemical propierties
       • Allows the usage of high temperatures
     • Phase added as reinforcement in the form of a embedded
       • Ceramic
       • Polymer
       • Metal
       • Carbon
   • Reinforcement
     • Properties
       • * Stiffness
       • *Resistance to abrasion.
       • *High temperature resistance
     • Phase added to the orginal sample to improve the properties of this
       • Particles
       • Fibres
       • Estructural

2. It is a material filled with a reinforcement to give better properties

   • Can be
     • Early
     • Natural
   • Strenght
   • Stiffness
   • High temperature perfomance
   • Chemical resistance
   • Hardness
   • Conductivity

3. Glass fibers

   • E-Glass
     • Electrical insulator
     • Strength
   • C-Glass
     • Resistance to chemical corrosion
   • S-Glass
     • Withstands higher temperatures

4. Boron fibers

   • High temperatures
     • Limited substrate material
       • Tounsten
       • Carbon
   • Halid reduction
     • Amorphous
     • High strength
   • High temperature treatment
     • Improves fiber properties

5. Carbon fibers

   • Crystalline forms
     • Graphitic structure
       • Hexagonal layers
     • Diamond structure
       • 3D configuration with little structural flexibility
   • Carbon nanotubes
     • BUCKYBALLS C60-C70
   • Graphitization high temperatures
     • Improves properties

6. Organic fibers

   • Polymeric chains
     • Weak Van der Walls interactions
       • Low strength
       • Low stiffness
     • Extended and pack in parallel array
       • High strength
       • High stiffness