Metso Full portfolio Direct Nickel Process
Direct nickel process

Direct Nickel Process

Get continuous production of high-grade nickel matte with low iron content with Metso's Outotec process for Direct Nickel Flash Smelting.

When coupled with our slag cleaning process, nickel smelting is straightforward, cost effective, and does not require ladles or complex plant layouts.

  • Offers raw material flexibility    
  • Enables high recovery for PGMs and other valuables    
  • Allows high sulfur recovery with only one continuous high-strength SO₂ stream to the acid plant    
  • Ensures low investment and operating costs for smelter and acid plants    
  • Improves in-plant hygiene and decreases emissions    
  • Gives long campaign life
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