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1 Product Introduction
The Copper Tailings Thickener Plant is a fully integrated high capacity solid liquid separation facility engineered to manage and process massive volumes of copper ore waste slurries. In large scale copper flotation mills, handling fine grained tailings while recovering vast amounts of water is a major operational challenge. This specialized plant utilizes heavy duty thickener units combined with automated chemical conditioning and advanced material handling systems. By consolidating low density waste slurry into a high density paste underflow, it prepares copper tailings for safe dry stacking, paste backfilling, or pipeline transport, while simultaneously liberating clean water for immediate return to the mill.
2 Working Principle
The plant operates through a continuous process of chemical aggregation, heavy gravity compaction, and automated multi stream distribution.
Optimized Slurry Inflow and Flocculation: Thin copper tailings slurry from the flotation cells is directed into the central feedwells of the thickening units. At this stage, automated systems mix precise dosages of polymer flocculants into the stream. The long chain molecules bind with the fine copper mineral fragments, forming massive, fast settling aggregates.
Deep Bed Compression: The flocculated slurry moves into the main settling basin where gravity causes the heavy aggregates to drop rapidly to the tank floor, creating a deep compaction bed. The continuous downward pressure of newly arriving material naturally forces out the water trapped between the solid particles, maximizing the density of the bottom sludge.
Simultaneous Water and Solid Extraction: Clarified process water rises to the top and smoothly overflows into peripheral collection launders for immediate closed loop return to the grinding circuits. Concurrently, high torque internal rake mechanisms sweep the densified copper tailings toward the center discharge port, where heavy duty slurry pumps extract the concentrated paste for final disposal.
3 Characteristics
Engineered for Ultra Large Throughput: Specially constructed to meet the high volume demands of copper mining, the plant features optimized hydraulic layouts that handle extreme flow rates with exceptional separation efficiency.
Maximized Water Conservation: The plant recovers up to ninety percent of the water used in the flotation process, dramatically dropping raw water consumption and offering an ideal solution for copper mines operating in arid environments.
Robust Drive Systems for Heavy Muds: Equipped with heavy duty center or peripheral drives and smart torque sensors, the thickener units easily manage the high yield stress of dense copper tailings, preventing equipment damage via automated rake lifting mechanisms during process surges.
Low Turbidity Overflow for Mill Reuse: The refined fluid dynamics minimize internal turbulence, ensuring that the reclaimed overflow water contains minimal suspended solids, which protects downstream milling equipment from premature wear.
Full Automation and Operational Safety: The entire plant integrates with centralized distributed control systems, allowing for real time tracking of bed mass, slurry density, and automated chemical dosing, ensuring stable, safe, and cost effective round the clock
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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