Build a mind map of the five materials

Build a mind map of the five materials

1. What is an alloy?

   • What is Ore?
     • What is Ferrous?
       • What is non-ferrous?
         • Give an example of what cast iron is used for
           • Give an example of what zinc is used for ?
             • Galvanising products to protect from rusting for example roofing crash barriers and fencing
           • Heavy crushing machinery
         • Give two examples of ferrous and non ferrous materials ?
         • Metals that contain no iron and therefore do not rust
       • Metals that contain iron and small amounts of other elements
     • An ore is the orogin of a metal which is taken from the groound
   • Name two types of alloys?
     • Brass Bronze
   • The combonation of pure meals

2. Name a number of individual manufactured boards and their uses ?

   • Whats the difference between hard wood and soft wood ?
     • Hard wood is hard and difficult to cut as well as being very dense whereas soft wood is not very hard and squssy if tutched
   • Plywood
     • Blockbord
       • Chipboard
         • Hardboard

3. Thermoplastics -give five types and their characteristics?

   • What is PVC used for and its characteristics
     • What is thermosetting plastics?
       • Name two themosettings plastics characteristics and uses
         • Epoxy resins
           • Melamine formaldehyde
       • Plastics that cannot be reheated
     • Good weather and chemical resistance
   • PET-poly ethylene
     • HDPE
     • PVC
       • LDPE

4. What is a composite material ?

   • GRP what does polyester resin let it do ?
     • Carbon Fibre- what is the difference between carbon fibre plastic and GRP ?
       • What is kevlar and what do the police use it for?
         • Bullet proof armour
       • Carbon fibre is stronger GRP
     • Modle into a certain shape
   • When two or more materials are combined