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Help CenterContinuous Rotary Dryer for Wet Laterite Nickel Ore
Product Spotlights
2.Low damage to root systems
3.Adjustable screen aperture
4.Large continuous processing capacity
5.Anti-clogging rotary design
6.Durable wear-resistant steel
7.Easy to clean and maintain
8.Stable low-noise operation
9.Compact space-saving structure
10.Wide adaptability for various soils
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1. Product Description
The Continuous Rotary Dryer for Wet Laterite Nickel Ore is a specialized uninterrupted industrial drying equipment designed for continuous pretreatment of high-moisture and high-viscosity wet laterite nickel ore in large nickel processing plants. Laterite nickel ore features ultra-high natural moisture, fine soil texture, strong viscosity and severe agglomeration after wet stacking, which poses great difficulties for continuous feeding, grinding and beneficiation operations. Unstable moisture content in wet nickel ore will cause frequent blockage of conveying and screening equipment, uneven material distribution, reduced grinding efficiency and fluctuating nickel concentrate grade, directly lowering nickel recovery rate and restricting the continuous production capacity of mineral processing lines. Traditional batch and ordinary dryers are unable to achieve stable 24-hour uninterrupted operation, suffering from low output, serious material sticking and inconsistent drying quality, which cannot meet the standardized continuous processing requirements of modern large-scale laterite nickel ore projects. This continuous rotary dryer adopts full-process continuous feeding and discharging structure, enhanced anti-sticking anti-caking device, low-temperature gradient constant-speed drying technology and intelligent linkage control system. It can stably and continuously remove surface sticky moisture and deep capillary residual moisture from massive wet laterite nickel ore, ensuring uniform dryness and loose material state without ore agglomeration. With reliable long-cycle continuous operation performance and stable batch drying indicators, it effectively improves the overall continuity and efficiency of nickel ore beneficiation production, being the core supporting drying equipment for continuous and automated laterite nickel ore processing lines.
2. Working Principle
This continuous laterite nickel ore rotary dryer adopts uninterrupted circulating drying and anti-sticking uniform dehydration working principle, targeting the high-humidity, high-viscosity and easy-blocking characteristics of wet laterite nickel ore materials. Wet bulk laterite nickel ore is continuously and evenly delivered into the rotary drying drum through a quantitative stable feeding system to realize non-stop material inlet. The upgraded multi-group anti-sticking scattering lifting structure performs continuous flipping, breaking and uniform cascading on viscous wet ore, automatically dispersing agglomerated ore blocks and eliminating material accumulation and drying dead zones inside the drum throughout the whole process. A stable and uniform fluffy material curtain is continuously formed in the drying chamber to maintain full and balanced heat exchange between nickel ore materials and circulating hot air flow. The constant-temperature gradient hot air circulation system conducts progressive multi-stage countercurrent heat exchange, steadily evaporating surface sticky moisture and deep residual moisture at a safe and constant temperature range. The mild continuous drying mode ensures thorough and consistent dehydration without damaging mineral structure and nickel components, maintaining stable physical properties and ore grade of laterite nickel ore. The intelligent PLC linkage system synchronously adjusts feeding speed, hot air temperature and air volume according to real-time material humidity and production load, realizing fully automated, uninterrupted and high-precision drying operation. Water vapor and fine ore dust generated during continuous operation are completely recycled through a sealed negative-pressure dust recovery system to reduce material loss and achieve clean continuous production. After stable uninterrupted cyclic drying, low-moisture, loose and non-caking laterite nickel ore is continuously and evenly discharged, fully meeting the strict continuous feeding standards of modern automated nickel ore beneficiation processes.
3. Core Features
1. Professional continuous operation structure, realizing 24-hour uninterrupted drying for wet laterite nickel ore processing lines.
2. Enhanced anti-sticking and anti-blocking design, effectively solving continuous agglomeration and wall sticking problems of viscous wet nickel ore.
3. Low-temperature gradient constant-speed drying technology, ensuring stable ore structure and consistent drying quality in long-cycle operation.
4. Full-process automated linkage control, reducing manual intervention and improving production continuity and stability.
5. High continuous throughput performance, perfectly adapting to large-scale and uninterrupted laterite nickel ore beneficiation production.
6. Fully sealed negative-pressure dust recovery system, minimizing fine ore loss and improving nickel resource utilization rate.
7. Stable long-cycle operating performance, low failure rate and greatly improved overall production efficiency of processing plants.
4.Technical Specifications
| Product Specs (m) | Capacity (T/H) | Main Motor Power (kW) | Main Motor Model | Main Gearbox Model | Ratio |
| φ1.2×10m | 2.5 | 7.5 | Y160M-R3 | ZL50-16-1 | - |
| φ1.5×12m | 3.3 - 4.9 | 10 | Y160L-6B3 | JZQ500-III-2F | - |
| φ1.5×15m | 4 - 6 | 18.5 | Y200L-6 | JZQ500-III-2F | - |
| φ1.8×12m | 4 - 6 | 11 | Y200L-6 | ZQ50-16II-2 | 16.46 |
| φ2.2×12m | 7 - 12 | 18.5 | Y160L-6 | JZQ650-III | 31.5 |
| φ2.2×14m | 7 - 12 | 18.5 | Y160L-6 | JZQ750-III | 31.5 |
| φ2.2×16m | 12 | 30 | Y225M-6 | JZQ750-III | 31.5 |
| φ2.4×14m | 12 | 30 | Y250M-6 | JZQ750-III | 31.5 |
| φ2.4×18m | 10 - 13 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ2.4×20m | 10 - 14 | 37 | Y250M-6 | ZL85-13-1 | 27.16 |
| φ3×20m | 25 | 55 | Y250M-4 | ZL100-16-1 | 41.52 |
| φ3×25m | 32 - 36 | 75 | YR280M-4 | ZL100-16-1 | 41.52 |
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