The miningMining industry is ever-changing. Fluctuating commodity prices, increasing capital costs and variable complex ore gradesGrade are but a few factors driving the need for innovation. In the field of hydrometallurgyHydrometallurgy, modularModular mixer-settlers represent a significant advancement in solvent extractionSolvent extraction technologyTechnology, their operational flexibility making them suitable for integrationIntegration at various stages in a process flow sheet. ModularModular mixer-settlersMixer-settler can process particularly low flow ratesFlow rate, as low as 0.5 m3/h, enhancing the efficiencyEfficiency and versatility of solvent extractionSolvent extraction operationsOperation to meet specific plant needs. One of the key advantages of modularModular mixer-settlersMixer-settler is their prefabricated constructionPrefabricated construction, which facilitates transportation to and installation on site. This prefabrication also significantly decreases the transport and constructionConstruction costs, as modularModular units can be containerised and on-site assembly time is reduced. Furthermore, the units are designed to eliminate the need for extensive earthworks and concrete foundations, thereby providing additional cost savings and minimising environmental impactsEnvironmental Impact. The key designDesign features and applications of the modularModular mixer-settlersMixer-settler showcase how their unique attributes contribute to streamlined operationsOperation and improved cost-efficiencyEfficiency. This innovation is a pivotal development in solvent extractionSolvent extraction, offering a flexible and efficient solution that can be easily scaled to meet the evolving demandsDemand of modern hydrometallurgical processes.