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Help CenterContinuous Rotary Dryer for Quartz Sand Production Line
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 Quartz Sand Production Line is a professional uninterrupted drying equipment developed specially for full-process continuous operation of modern quartz sand processing and purification lines. Washed raw quartz sand usually carries high surface moisture and adhesive fine particles, which easily cause material agglomeration, intermittent feeding and fluctuating moisture content during batch-type drying. Discontinuous drying procedures directly lead to unstable finished sand quality, inconsistent dryness grade, low screening accuracy and restricted line throughput, failing to support standardized mass production of high-purity quartz sand. Traditional drying equipment is limited by batch operation mode, featuring frequent start-stop, low production efficiency and poor operational stability, which cannot match the high continuous working requirement of automated quartz sand production lines. This continuous rotary dryer adopts full-process non-stop feeding and discharging structure, anti-blocking uniform spreading system, stable low-temperature circulating drying technology and full-automatic linkage control module. It can stably and continuously remove free moisture and adsorbed residual moisture from large-volume wet quartz sand without shutdown intervals, ensuring uniform dryness, complete grain shape and consistent batch indicators. Capable of 24-hour full-load unattended operation, it effectively improves the automation level and overall output of quartz sand plants, serving as the core supporting drying equipment for modern continuous quartz sand production lines.
2. Working Principle
This continuous quartz sand rotary dryer adopts uninterrupted circulating heat exchange drying and low-fluctuation uniform dehydration working principle, fully adapting to the long-term continuous and large-batch production demand of industrial quartz sand. Bulk wet quartz sand is stably and continuously delivered into the heavy-duty rotary drum through a constant-speed quantitative feeding system to achieve zero-interval material supply. The upgraded wear-resistant anti-agglomeration lifting structure performs steady flipping, dispersion and uniform cascading on incoming wet sand during continuous operation, thoroughly breaking up damp sand clusters and eliminating material accumulation and drying dead zones inside the drum. A stable and uniform material curtain is continuously formed in the drying chamber to maintain full and balanced heat exchange between quartz sand particles and circulating hot air flow. The constant-temperature gradient hot air circulation system conducts progressive multi-stage countercurrent heat exchange, steadily evaporating surface moisture and deep residual moisture within a safe low-temperature range. The mild continuous drying mode ensures thorough and balanced dehydration with extremely low particle breakage rate, maintaining complete grain morphology and high purity of quartz sand without quality fluctuation or secondary pollution. The full-automatic PLC linkage system synchronously adjusts feeding speed, hot air temperature and air volume according to real-time material humidity and production load, realizing unattended, high-precision and zero-fluctuation continuous drying operation. Water vapor and fine sand dust generated during long-term continuous production are fully recycled through a sealed negative-pressure dust recovery system to reduce material loss and achieve clean and environmentally friendly continuous production. After stable cyclic drying treatment, low-moisture, loose and high-uniformity quartz sand is continuously and evenly discharged, fully meeting the strict continuous pretreatment standards of large-scale quartz sand grading, purification and deep processing procedures.
3. Core Features
1. Professional continuous operation structure, supporting 24-hour non-stop drying for quartz sand production lines.
2. Enhanced anti-blocking uniform spreading design, solving sand agglomeration and intermittent drying problems thoroughly.
3. Stable low-temperature gradient drying technology, ensuring consistent finished sand quality and complete grain shape.
4. Full-process automatic linkage control, reducing manual intervention and improving production stability.
5. High continuous single-machine throughput, perfectly adapting to large-scale automated quartz sand production.
6. Fully sealed negative-pressure dust recovery system, minimizing fine sand loss and improving resource utilization rate.
7. Long-cycle stable mechanical performance, low failure rate and high continuous production efficiency.
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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