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Depressants

Selective Mineral Rejection

Chemical Identity

Scientific NameZinc Sulfate Monohydrate
FormulaZnSO4·H2O

Detailed Description

Mineral depressants for selective flotation including sodium cyanide, zinc sulfate, and organic polymers for gangue rejection and concentrate grade improvement.

Application Method

Added to prevent the flotation of specific minerals while allowing others to float. Works by preventing collector adsorption or by hydrophilic coating.

Key Applications

Depression of Sphalerite in Lead-Zinc Separation
Pyrite Depression
Talc and Carbonaceous Gangue Control
Improvement of Concentrate Grade

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