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Kumera Steam Dryer for Copper Concentrate

Kumera Steam Dryer is a patented solution for drying copper concentrate as well as other abrasive materials. Steam is normally available from a waste-heat boiler, serving Kumera Steam Dryer, but it can also be obtained from a recovery boiler of the acid plant at the smelter. The construction has unique features, which allow high availability and consume less energy.

Through Kumera Steam Dryer, a copper smelter can reduce the harmful emissions such as CO2, SO2, NOx and dust.

Drying is necessary in many smelting technologies; for example, all flash smelting processes of copper and nickel production.

Kumera Steam Dryer is widely used all over the world due to its lowest opex compared to any other concentrates drying facility.

In addition to Kumera Steam Dryer itself, the scope of supply can include the concentrate feeder, condensate handling system and bag house filter.

Benefits of the Kumera Steam Dryer:

  • high capacity of concentrate
    feed rate at 240 t/h
  • high capacity of water evaporation
    rate at up to 25 t/h
  • very high energy efficiency
  • lowest specific energy consumption of any dryers
  • zero gas emission, i.e. CO2, SO2, NOX,
  • lowest dust emission rate due to low gas flow rate
  • lowest operational expenses
    of any dryer
  • lowest need for maintenance
    of any dryer
  • highest availability of
    any concentrate dryer
  • due to almost complete in-house manufacturing also very challenging delivery times can be met


Copper Dryer

Kumera Steam Dryer is a patented solution. Technical specifications and references available upon request.

Kumera Corporation, Kumerankatu 2 FI-11100 Riihimäki, Finland Tel. +358 20 7554 200[email protected] Legal Notice / Privacy / Code of Conduct