Flash Smelting Process

Metso's Outotec process for Flash Smelting is the cleanest smelting method available.

Ensure your smelting process offers the best in energy efficiency. Metso's Outotec process for Flash Smelting is the cleanest smelting method available. It gives you high recovery of metals with low investment and operating costs.

Gives you high recovery of copper, nickel, and other valuable metals
Requires low investment and operating costs
Allows a continuous process with high flexibility and on-line availability
Enables high sulfur recovery with only one continuous high-strength SO₂ stream to the acid plant
Improves in-plant hygiene and decreases emissions
Gives long campaign life

Metso's Outotec process for Flash Smelting is one of the world’s most commonly used processes for the production of primary copper and nickel. The process is based on our flash smelting principle, which utilizes the internal energy of the feed material for smelting, minimizing the need for external fuel and making the process very energy efficient.

The solution offers high capacity in a highly sustainable process and provides the most effective emission control when combined with Metso's Outotec Flash Converting. The equipment size is compact and no ladle transportation of molten materials is needed.