Ceramics and Composites (T)

• What are the two types of glass discussed?

  Soda lime glass and borosilicate glass
• What is soda lime glass used for?

  Windows and bottles
• What materials are mixed to make soda lime glass?

  Sodium carbonate and limestone
• What happens to the mixture of sodium carbonate and limestone when heated?

  It melts and solidifies into shape
• What is a limitation of soda lime glass?

  It has a relatively low melting point
• Why is borosilicate glass useful for kitchenware?

  It has a higher melting point
• What materials are used to make borosilicate glass?

  Sand and boron trioxide
• What are clay ceramics commonly used for?

  Pottery and bricks
• What is clay?

  A mineral found in the ground
• What happens to wet clay when heated?

  It hardens in a furnace
• What defines a composite material?

  • Combination of two different materials
  • Reinforcement (fibers/fragments)
  • Matrix (binder material)
  • Different properties than individual materials
• What is an example of a carbon fiber composite?

  Carbon fiber composite
• What are the properties of carbon fiber composites?

  Strong and light
• Where are carbon fiber composites commonly used?

  In cars and aircraft parts
• What is reinforced concrete made of?

  Steel bars surrounded by concrete
• Why is reinforced concrete used in buildings?

  It is extremely strong
• What types of questions can be found in the revision workbook?

  • Questions on ceramics
  • Questions on composites