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Product Introduction Flotation cell for gold ore concentration plant
A flotation cell for a gold ore concentration plant is a high-efficiency separation machine engineered specifically to recover gold-bearing sulfide minerals and free gold particles from ground ore slurry. By introducing specific chemical reagents and controlled air dispersion, this equipment isolates gold-bearing minerals from low-value gangue rock, producing a high-grade gold concentrate ready for downstream cyanidation, roasting, or smelting.
Application Flotation cell for gold ore concentration plant
Gold flotation cells are primarily utilized for treating sulfide-associated gold ores where the gold is finely disseminated within minerals like pyrite, arsenopyrite, or chalcopyrite. The system is suitable for the following typical scenarios: Sulfide-Associated Gold Ores: For processing refractory gold ores where gold particles are locked inside sulfide matrices. Flotation effectively concentrates the sulfides, drastically reducing the volume of material that requires intensive downstream treatment. Poly-Metallic Gold Ores: Used in operations where gold is co-recovered alongside base metals such as copper, lead, or zinc, allowing for the creation of separate, commercially valuable concentrates. Tailings and Middlings Re-treatment: Applied in older gold plants to re-process historical tailings or middlings streams, capturing residual fine gold that escaped traditional gravity or leaching circuits.
Working Principle Flotation cell for gold ore concentration plant
The gold flotation process relies on altering the surface chemistry of gold-bearing particles to separate them via air bubbles. Slurry Conditioning: The finely ground gold ore slurry is mixed with specialized collectors (such as xanthates) and activators (like copper sulfate) in a conditioning tank to render the gold-bearing sulfide surfaces hydrophobic (water-repelling). Aeration and Agitation: The conditioned slurry enters the flotation cell, where an impeller mechanically agitates the pulp while a steady stream of low-pressure air is injected. The impeller shears the air into a dense cloud of fine micro-bubbles. Froth Separation: The hydrophobic gold-bearing particles attach to the rising air bubbles and ascend to the top of the cell, forming a stable mineralized froth layer. This gold-rich froth continuously overflows into collection launders, while the hydrophilic silicate gangue sinks and is discharged as tailings.
Advantages Flotation cell for gold ore concentration plant
High Recovery of Refractory Gold: The system achieves exceptional recovery rates for complex, fine-grained sulfide gold ores that cannot be efficiently captured by conventional gravity separation or direct cyanidation. Massive Volume Reduction: By concentrating the gold into a small fraction of sulfide minerals, the flotation cell reduces the mass of material moving to the leaching stage by up to 90%, significantly lowering cyanide consumption and plant footprint. Excellent Adaptability: Modern gold flotation cells feature precise pulp level control and adjustable air flow rates, allowing operators to quickly adapt to fluctuations in ore grade and mineralogy to maintain a stable, high-grade concentrate.
Technical Specifications
Category |
Model |
Effective Volume |
Capacity |
Impeller |
Impeller RPM Motor Power |
(kW)-Agitating |
Motor Power |
Single Weight (t) |
XJK type |
XJK-0.35 |
0.35 |
0.18-0.4 |
300 |
480 |
1.5 |
0.75 |
0.6 |
XJK-0.62 |
0.3-0.9 |
350 |
400 |
3 |
1.1 |
0.9 |
||
XJK-1.1 |
0.6-1.6 |
500 |
330 |
5.5 |
1.1 |
1.3 |
||
XJK-2.8 |
1.5-3.5 |
600 |
280 |
11 |
1.5 |
2.5 |
||
XJK-5.8 |
5.8 |
5-7 |
750 |
240 |
15 |
1.5 |
3.6 |
|
SF type Flotation |
SF-0.37 |
0.37 |
0.2-0.4 |
300 |
352-442 |
1.5 |
0.55 |
0.5 |
SF-0.65 |
0.65 |
0.3-1.0 |
350 |
336 |
3 |
1.1 |
1 |
|
SF-1.2 |
1.2 |
0.6-1.6 |
450 |
298 |
5.5 |
1.1 |
1.5 |
|
SF-2.8 |
2.8 |
1.5-3.5 |
550 |
268 |
11 |
1.5 |
2.3 |
|
SF-4 |
4 |
2-4 |
650 |
237 |
15 |
2.2 |
2.8 |
|
SF-8 |
8 |
4-8 |
760 |
191 |
30 |
2.2 |
4.3 |
|
SF-10 |
10 |
5-10 |
760 |
191 |
30 |
3 |
4.6 |
|
SF-16 |
16 |
6-16 |
850 |
180 |
45 |
3 |
7.8 |
|
SF-20 |
20 |
8-20 |
730 |
186 |
55 |
3 |
9.8 |
|
| JJF type Flotation machine | JJF-2 |
2 |
1-3 |
370 |
400 |
11 |
1.1 |
1.9 |
JJF-4 |
4 |
2-4 |
410 |
305 |
15 |
1.5 |
2.3 |
|
JJF-8 |
8 |
4-8 |
540 |
233 |
22 |
2.2 |
4.5 |
|
JJF-10 |
10 |
5-10 |
540 |
233 |
22 |
2.2 |
4.9 |
|
JJF-16 |
16 |
5-16 |
700 |
180 |
37 |
2.2 |
8.2 |
|
JJF-20 |
20 |
5-20 |
730 |
180 |
37 |
2.2 |
10.5 |
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