Metso Sampo Cell coarse particle flotation: circuit design notes for plant engineers
Reviewed by Joe Ashwell
First reported on International Mining – News
30 Second Briefing
Metso has launched the Sampo Cell coarse particle flotation technology, designed to increase recovery of coarse particles while maintaining fine particle performance in conventional flotation circuits. The cell targets more complex, lower-grade ores where coarse gangue rejection and reduced overgrinding can cut specific energy use and tailings volumes. For plant designers and metallurgists, the concept enables coarser primary grind sizes, potential debottlenecking of milling, and improved overall circuit recovery without wholesale replacement of existing flotation banks.
Technical Brief
- Metso positions the cell specifically for “more complex ores” with challenging liberation and gangue textures.
Our Take
For projects like the Viscaria copper-iron ore restart in Sweden, where Metso is already supplying key process equipment, coarse particle flotation could become a logical bolt-on to improve recovery from harder or lower-grade ores without major footprint increases.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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