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Help CenterComplete Rotary Drying System for Silica Sand Plant
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 Complete Rotary Drying System for Silica Sand Plant is an integrated full-set drying solution designed for large-scale, standardized and automated production of silica sand processing plants. Unlike single rotary dryer equipment, this full-process system integrates automatic feeding unit, heavy-duty rotary drying host, high-efficiency heat source system, circulating heat exchange device, intelligent control module and sealed dust recovery system, realizing one-stop continuous dehydration and clean production for wet silica sand. Traditional single drying equipment suffers from mismatched supporting parameters, discontinuous material operation, low thermal efficiency and unstable drying effect. Unstandardized drying pretreatment easily causes sand agglomeration, unqualified moisture content, fluctuating finished sand grade and serious fine sand loss, restricting the overall output and economic benefit of silica sand production lines. This complete rotary drying system adopts plant-level standardized integrated configuration and low-temperature gradient circulating drying technology, which can stably and thoroughly remove surface free moisture and deep adsorbed moisture from bulk wet silica sand. It features low particle breakage, uniform drying quality, strong operational stability and low comprehensive energy consumption, supporting 24-hour full-load unattended operation. It is the most reliable integrated drying system for modern large-scale silica sand processing and purification projects.
2. Working Principle
This full-set silica sand rotary drying system adopts full-process linkage coordination and low-temperature countercurrent circulating drying principle, realizing systematic and balanced dehydration treatment for wet silica sand. Bulk wet silica sand is stably and quantitatively conveyed into the heavy-duty drying drum through the buffering feeding system to avoid feeding surge and material accumulation. The optimized anti-wear uniform lifting and scattering structure continuously flips, disperses and cascades wet sand materials, thoroughly breaks up damp agglomerated sand clusters and forms a dense and uniform stable material curtain inside the drum, eliminating all drying dead zones and local uneven dehydration. The matched graded heat source system provides stable gradient hot air, which conducts multi-stage progressive countercurrent heat exchange with slowly advancing silica sand particles. Surface sticky moisture and deep residual adsorbed moisture are gradually and evenly evaporated in a safe low-temperature range, ensuring thorough dehydration while protecting complete grain shape and original purity of silica sand without secondary pollution. The full-system PLC intelligent linkage platform dynamically synchronizes feeding volume, hot air temperature, air volume and drum speed according to real-time material humidity and production load, achieving high-precision and batch-consistent standardized drying. Water vapor and fine sand dust generated during continuous operation are fully recycled through a sealed negative-pressure dust recovery system to reduce material loss and meet environmental protection production standards. After full-process cyclic drying, low-moisture, loose and high-uniformity silica sand is stably and continuously discharged, fully meeting the strict automated pretreatment requirements of large-scale silica sand grading and deep purification lines.
3. Core Features
1. Full integrated complete system design, realizing one-stop silica sand drying without additional supporting equipment.
2. Standardized full-link matching configuration, stable system coordination and consistent operating parameters.
3. Low-temperature gradient circulating drying technology, low particle breakage and stable finished sand quality.
4. Full-process intelligent linkage control, automatic operation and long-term stable batch production indicators.
5. High-efficiency circulating heat exchange structure, excellent energy-saving performance and low operating cost.
6. Fully sealed negative-pressure dust recovery system, zero dust leakage and improved resource utilization rate.
7. Industrial-grade continuous operation performance, perfectly suitable for large-scale automated silica sand plant production.
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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