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Dual Media DM Filter

Dual Media (DM) Filter

Polishing filtration

Our Dual Media (DM) filter is a cost efficient, reliable and proven filter for high-capacity and polishing applications.

10 different​ filter sizes​

Reduces entrained​ organic and particulates​ to a level of few ppm​

Low operating​ pressure, low​ operating cost​

Fully automatic​ operation​

Check the video
Metso Outotec DM filter

Our filter relies on the proven dual-media concept and can be delivered as an integral part of our solvent extraction and electrowinning (SX-EW) technology or as a stand-alone solution.

  • Uses SX-EW technology expertise
  • Offers high-quality filtration
  • Gives you low operating costs
  • Enables fully automatic operation
  • Has high capacity and expandability
  • Results in minimal maintenance costs 
arox DM dual-media electrolyte filter
DM1000 filter
DM1000 filter

The latest addition to Metso Outotec’s DM (Dual Media) filter family is a modular DM1000 filter designed to complement the existing Metso Outotec DM filter series for increasing need of battery metal processes’ filtration.


  • Fully modular design
  • 1-4 filters in a row
  • Easy expandability
  • Ready assembled on a mounting skid
  • Fully containerized transportation
  • Quick and safe site assembly
  • Fully automatic operation

Read more from the DM1000 leaflet available in the downloads section.


DM filter is used to remove organics in battery metals processes. Together with the Activated Carbon (AC) filter, Metso Outotec now has a complete filtration portfolio for solvent extraction (SX), electrowinning and crystallization processes.

Testing capabilities

Metso Outotec’s filtration expertise is built on almost one hundred years of R&D and process knowledge, and is supported by the company’s globally unique Dewatering Technology Center (DTC) in Lappeenranta, Finland. The DTC plays a crucial role in Metso Outotec’s filtration solution innovations and acts as a hub for close university cooperation related to separation technology research. Metso Outotec has performed over 14,000 filtration tests and has delivered over 5,000 filters around the world.

Testing capabilities

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