Zinc Powder Displacement Device
A system extracts gold from pregnant solution by zinc powder
Zinc powder displacement process is composed of pregnant solution purification, deoxidation and zinc powder filtering replacement
Zinc Powder Displacement Flow Sheet
Pregnant solution storage pool
Hydraulic jet pump
Zinc powder feeder
Zinc powder mixer
Water sealing pump
Frame filter press Poor solution pool
Process and Equipment
Zinc powder displacement process has 3 steps including pregnant solution purification, deoxidation and zinc powder filtering replacement
1． Pregnant solution purification
Principle： Gold pregnant solution often contains suspended solids which should be removed before replacement. Pregnant solution purification is the process to remove suspended solid.
Work Principle： Dissolved oxygen in pregnant solution hinders displacement of zinc and gold
3．Displacement and filtering
Work principle：Including 2 steps adding zinc powder and displacement; when adding the zinc into pregnant solution, the displacement action starts. The displacement equipment finishes the displacement and gold mud filtration
a, Zinc powder adding
The device is mainly aimed at gold ore containing silver. After purification and deoxidation, zinc powder displacement device is added, and finally the gold mud is obtained.
Please contact with Xinhai customer service to know the detailed technical parameter and other information.
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