Outotec® Preheating Kiln

Remove water and other volatile components from the smelting furnace charge material with the Outotec Preheating Kiln. Preheating stabilizes conditions in the smelting furnace, decreasing specific energy consumption.

  • Uses CO gas from the electric furnace as fuel    
  • Preheats up to 600ºC, with every 100ºC saving 70 kWh per metric ton of metal in smelting    
  • Increases smelting furnace capacity by up to 20%    
  • Results in more stable smelting furnace operation while minimizing coke and electrode paste consumption    
  • Offers a gas-tight structure and clean working environment