Definition of Flotation

Flotation in mineral processing is a critical process used to separate valuable minerals from unwanted rock, known as gangue. It is based on surface chemistry principles that allow selective attachment of mineral particles to air bubbles. This separation technique enables efficient extraction of valuable resources from complex ore compositions, making it one of the most important steps in mineral processing.

Importance of particle size

Particle size distribution in the feed is one of the most influential parameters in flotation and leaching circuits. Operating at the correct particle size setpoint ensures maximum recovery and separation efficiency. If particles are too coarse, they may not attach to bubbles effectively; if too fine, they can remain suspended and reduce selectivity. Real-time particle size measurement allows process teams to make immediate adjustments upstream and downstream, improving overall process stability and reducing losses.

Importance of bubble size

In addition, measuring the bubble size in the cells is also beneficial, as the bubble sizes have a significant influence on the capture probability of the particles, which affects the flotation efficiency. You gain better control over flotation, ensuring your plant operates at its optimal grade/recovery curve.

Monitoring these parameters in real time gives process teams better control over flotation performance, enabling optimization. This leads to improved grade, higher recovery, and reduced operating costs. By integrating advanced measurement technologies for particle size and bubble size monitoring, mining operations can achieve superior process control, minimize variability, and maximize profitability.