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Steel Production
Furnaces, OL, Question 2
| Question | Answer |
|---|---|
| What does the blast furnace produce? | Pig Iron |
| What does the cupola furance produce | Cast Iron |
| What does the electric arc furnace produce | Steel |
| What does the basic oxygen furnacne produce | Steel |
| Explain what is ORE | Rock that contains a metal or a mineral |
| Explain the term charge | The materials put into a furnnace to make a metal |
| Function of Charcoal | To harden steel |
| Function of limestone | Its put into the blast furnace to help clean the metal as it is smelted from the ore |
| What is a double bell used for | It opens and closes in to allow the charge into the blast furnace and reduce the amount of heat getting out. |
| Function of the Tuyere | Create heat in the blast furnace |
| Function of the Tapping points in a furnace | To help release the slag and molten metal seperately from a furnace. |
| Function of the Refractory Lining | Prevent heat loss from the walls of the furnace |
| Function of Electrodes in the electric arc furnace | To create an arc to make heat to smelt the scrap steel |
| Function of rollers on an electric arc furnace | To allow the furnace rotate so the molten steel may be tapped off |
| Describe the oxygen lance | It is a water cooled tube used to blow hot air into the basic oxygen furnace. |
| What is the charge for the blast furnace | Ore, charcoal and limestone |
| What is the charge for the electric arc furnace | Scrap steel and Iron ore |
| Ferrous Metal definition | A metal that contains Iron e.g steel, stainless steel. |
| What is the charge for the basic oxygen furnace | Scrap steel, Iron Ore and molten steel |
| What is the charge for the cupola furnace | Scrap steel, charcoal and lime |
| What is the name for the ore to make iron | haematite |