Step 3: Fly Wheel - Casting

Picture of Fly Wheel - Casting
I am fortunate enough to have access to a crucible in my school workshop if you dont build your own by searching instructables for 'back yard foundry' 
  • Take a metal container and add 20mm of sand in the base
  • Add the mould and bury in sand so top of the runner is sticking out roughly 10mm
  • Get teacher to pour aluminium into mould