GCSE Product Design Revision (Ceramics)

1. Inorganic compounds
2. Oxides
3. Non-metalic
4. Nitrides
5. Borides
6. Silicides
7. Carbides

1. Malleable when moist
   1. Moist (body clay)
   2. Liquid clay (slip
2. Hard when heated (fired)
3. Dug from the ground
4. Formed by weathering
5. Shaped
   1. Hand
   2. Potter's wheel
   3. Poured into moulds (slip)
6. Made
   1. Air dried
   2. Fired (1000C)
   3. Finishes
      1. Glass
         1. Glazes
7. Types
   1. Earthenware
   2. Stoneware
   3. Porcelain

1. Plaster of Paris

   Annotations:

   • Noy all ceramics are made from clay. Plaster of Paris is a white powder that sets when mixed with water

Annotations:

• Ceramics are not just used for Pottery.

1. Heat shield tiles
2. Spark plugs
3. Light bulb insulators
4. High voltage pylon insulators
5. More than just pottery
   1. Ceramic particle of iron oxide
      1. magnetic recording media
   2. Copper-oxide ceramics
      1. Superconductor at high tempratures

1. Resists high tempratues
2. Good insulator