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Help CenterIndustrial Rotary Dryer for Feldspar and Non‑Metallic Mineral Processing
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 Industrial Rotary Dryer for Feldspar and Non-Metallic Mineral Processing is a specially optimized large-scale drying equipment independently developed for the deep processing of feldspar, quartz, talc, kaolin, calcite, fluorite and a wide range of non-metallic minerals. Non-metallic minerals differ greatly from metallic ores in physical characteristics, featuring low hardness, fine particle texture, strong hygroscopicity, easy agglomeration, high whiteness requirements and strict surface purity standards. Traditional universal rotary dryers often adopt rough high-temperature drying modes and simple material flipping structures, which frequently cause non-metallic mineral yellowing, whitening attenuation, particle breakage, powder overflow, material adhesion and uneven moisture distribution. These defects seriously reduce the commercial grade, purity and market value of high-end non-metallic mineral products. This professional non-metallic mineral rotary dryer is fully upgraded in structural design, internal material handling system and hot air circulation mode. It adopts low-temperature gentle drying technology, anti-sticking and anti-powdering internal flights, graded heat exchange system and fully sealed dust recovery structure. It can accurately remove surface water, gap water and adsorbed water of various non-metallic raw materials without damaging mineral texture, whiteness and crystal structure. The equipment can adapt to large-volume continuous production of raw ore, granular materials and fine powder materials in non-metallic mineral processing plants. It effectively solves common industrial problems such as unstable drying quality easy pollution and high powder loss in traditional drying equipment. Widely used in ceramic raw material processing, glass raw material production, chemical non-metallic filler manufacturing and high-purity mineral deep processing industries, this industrial rotary dryer has become the core supporting equipment for standardized and high-efficiency non-metallic mineral production lines.
2. Working Principle
This professional non-metallic mineral rotary dryer adopts low-temperature gentle countercurrent circulating drying principle combined with segmented uniform material flipping and graded heat exchange technology. After wet feldspar and various non-metallic mineral materials are quantitatively and continuously transported into the large-diameter rotary drum through a stable feeding system, the drum body rotates at a constant low speed suitable for non-metallic mineral characteristics. The specially designed multi-curved anti-sticking and anti-breakage lifting flights gently lift, turn over and scatter the materials, forming a uniform, loose and stable material curtain inside the drying cylinder. This structure avoids violent collision and friction of fragile non-metallic particles, effectively preventing particle crushing and whiteness loss. The hot air circulation system delivers purified low-temperature hot air to conduct multi-stage gradual countercurrent heat exchange with the falling material curtain. The drying process proceeds from surface dehydration to deep adsorbed water removal step by step, realizing thorough and uniform moisture evaporation without local overheating or material deterioration. The intelligent temperature and air volume adjustment system automatically matches different material humidity, particle fineness and production capacity to ensure precise and stable drying effect. All water vapor and fine mineral powder generated during operation are collected and recycled through a fully sealed negative-pressure dust removal and recovery system, which not only avoids environmental pollution but also reduces fine powder loss and improves material utilization rate. After continuous and stable cyclic drying, the finished feldspar and non-metallic minerals with uniform moisture, complete particle shape and stable whiteness are continuously and evenly discharged to meet the high-standard raw material requirements of ceramics, glass, chemical industry and new material manufacturing.
3. Core Features
1. Professional customization for non-metallic minerals, perfectly adapting to the physical characteristics of feldspar, kaolin, quartz and other fragile and high-whiteness mineral materials.
2. Low-temperature gentle graded drying technology, effectively protecting mineral whiteness, crystal structure and particle integrity without yellowing or deterioration.
3. Optimized curved anti-sticking and anti-breakage flight structure, solving material adhesion, agglomeration and particle crushing problems during drying process.
4. High-precision intelligent temperature and air volume control system, realizing adaptive adjustment for different non-metallic mineral materials and stable drying quality.
5. Fully sealed negative-pressure dust recovery system, realizing ultra-low powder loss, improving finished product yield and achieving environmentally friendly production.
6. Large-capacity continuous processing capacity, suitable for long-term and high-volume continuous production of modern non-metallic mineral processing plants.
7. Wide material adaptability, compatible with feldspar, calcite, fluorite, talc, quartz, kaolin and various granular and powdery non-metallic minerals.
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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