Floatation Separation (Leaving Cert Engineering): Flashcards
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12 cards from this deck
Ore concentration definition
Ore concentration definition
Separating valuable metals from waste materials like clay & rock
Flotation separation classification
Flotation separation classification
Hydrometallurgy (water-based ore concentration method)
Hydrophobic meaning
Hydrophobic meaning
Water-repelling
Hydrophilic meaning
Hydrophilic meaning
Water-attracting
Agitator function in flotation
Agitator function in flotation
Breaks up and mixes ore particles throughout the water
Froth in flotation separation
Froth in flotation separation
Metal-rich layer at surface formed by bubbles & particles
Metals suited for flotation separation
Metals suited for flotation separation
Copper and lead
Valuable metals behaviour in flotation
Valuable metals behaviour in flotation
Become hydrophobic, attach to air bubbles, rise to surface
Waste materials behaviour in flotation
Waste materials behaviour in flotation
Remain hydrophilic and stay in the water
Key principle of flotation separation
Key principle of flotation separation
Controlling hydrophobic vs hydrophilic surface properties
Chemical additives purpose in flotation
Chemical additives purpose in flotation
Modify surface properties to make metals hydrophobic
Froth collection method
Froth collection method
Skimmed off from the surface