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1 Product Introduction
The Mining Thickener for Gold Plant is an indispensable high capacity dewatering and thickening system engineered specifically for the demanding environments of gold ore processing facilities. Whether utilized for pre-leaching concentration, post-leaching washing, or final tailings management, this robust machine plays a decisive role in optimizing the overall plant water balance and mineral recovery rates. By separating fine solid ore particles from the liquid carrier, it delivers a dense, homogenous pulp output while liberating large volumes of clear water for immediate recycling within the grinding and flotation circuits, thereby significantly reducing fresh water consumption and plant operating costs.
2 Working Principle
The equipment achieves high efficiency phase separation through a continuous process of regulated chemical conditioning and accelerated gravity settling.
Slurry Conditioning and Entry: The low density gold ore slurry from the upstream grinding or flotation circuit is continuously fed into the custom designed central feedwell. Before entry, or within the feedwell itself, a precise volume of polymeric flocculant is introduced. The polymer chains bind with the suspended fine ore particles, causing them to agglomerate into heavy, rapidly settling macro flocs.
Accelerated Phase Separation: The conditioned stream moves outward into the settling zone. The dense flocs quickly overcome the upward fluid velocity and deposit onto the tank bottom, establishing a structured mud bed. The weight of the upper material continuously compacts the lower layers, expressing trapped water upward.
Continuous Product Recovery: The upward moving liquid transitions into a clear supernatant layer and continuously flows over the peripheral weir into the overflow launder for plant reuse. Simultaneously, a heavy duty central drive system rotates a rake assembly equipped with angled blades. These blades gently plow the compressed mud toward the central discharge cone, where it is withdrawn as a high density underflow for subsequent processing or disposal.
3 Characteristics
Exceptional Throughput and Efficiency: Incorporating advanced feedwell designs and optimized hydraulics, this thickener maximizes the settling rate per unit area, allowing gold plants to process massive tonnages of slurry with a significantly smaller footprint compared to conventional equipment.
Robust Drive and High Torque Capacity: Designed to handle the high yield stress of dense gold ore muds, the unit features a rugged drive mechanism with automatic rake lifting capabilities, protecting the machine from structural overloads during unexpected process surges.
Superior Water Recycling Efficiency: The highly optimized settling dynamics ensure that the overflow water contains exceptionally low suspended solids, enabling direct closed loop recycling that drastically cuts water treatment expenses and fulfills strict zero discharge regulations.
Precise Intelligent Automation: Outfitted with advanced process control instrumentation, including bed level indicators, bed mass sensors, and underflow density meters, the system automatically self adjusts pump speeds and flocculant dosing to maintain steady output conditions without manual intervention.
High Durability and Minimal Maintenance: Built with heavy gauge structural steel and protected by specialized wear resistant liners or anti corrosive coatings, the thickener withstands the abrasive action of quartz heavy gold ores and the corrosive impact of process chemicals, ensuring long term operational reliability.
Technical Specifications
Model |
Tank Diameter (mm) |
Tank Depth (mm) |
Settling Area (m²) |
Capacity (m³/h) |
DCT-3 |
3000 |
4400 |
21 |
60–70 |
DCT-6 |
6000 |
8800 |
85 |
210–260 |
DCT-9 |
9000 |
13500 |
310 |
570–700 |
DCT-12 |
12000 |
17500 |
510 |
800–1200 |
DCT-15 |
15000 |
19000 |
1200 |
1000–1500 |
DCT-18 |
18000 |
22000 |
2000 |
1400–2100 |
DCT-20 |
20000 |
22800 |
2700 |
2100–2600 |
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