Rm materials

Rm materials

1. Woods

   • Softwood
     • Pine
     • Birch
   • Hardwood
     • Mohogany
     • Oak
   • Man made
     • MDF
     • Plywood
     • Hardboard
     • Chipboard

2. Metals

   • Ferrous
     • Steel
       • Tough and cheap
     • Iron
     • contain iron
   • Non ferrous
     • Aluminium
       • Lighter then steel but more expensive
     • Gold
     • Do not contain iron
   • alloys
     • Mix of metals
     • Composed using metal

3. Plastics

   • Thermosetting
     • Using Heat. Usually a liquid and moulded into the final form.
   • Thermoplastic
     • A polymer that becomes mouldable above a specific temperature

4. Ceramics

   • Made from clay
     • Ground to fine powder , Mixed together and fired at high temperatures
   • Using heat and then cooling
   • Bricks, pipes ,floor and wood tiles

5. Joints

   • Finger joints
   • Lap joints
   • Butt joint
   • Dowelled joint
   • Frame joints
     • Frame joints are right angled joints
     • Common in furniture, Boxes and many other types