1. Material Feeding

    

   Wet materials to be dried are fed into the dryer through the feeding port, including wet granules, powder and pasty materials.
    
2. Crushing and Dispersion

    

   After entering the dryer, materials are processed by high-speed rotating crushing components such as propellers, blades or hammers. Bulk materials are quickly broken into fine particles to increase specific surface area and accelerate drying efficiency.
    
3. Hot Air Drying

    

   Meanwhile, hot air is delivered into the dryer through the hot air inlet. The hot air temperature can be adjusted according to material properties and final product quality requirements. Fully contacted with crushed materials, hot air rapidly takes away moisture or solvents.
    
4. Classification and Collection

    

   Dried materials are carried by hot air into the classification device (usually a cyclone separator). Light and fully dried fine powder is separated and discharged through pipelines. Larger particles that fail to meet drying standards are sent back to the drying zone for reprocessing until qualified.
    
5. Waste Gas Treatment

    

   Exhaust gas containing water vapor or volatile organic compounds is discharged via the exhaust system. It is generally purified by dust removal equipment such as bag filters to remove particulate matter before atmospheric emission.
    
6. Control System

    

   It regulates key parameters such as drying temperature and air volume, ensuring stable operation of the drying process and consistent product quality.

1. High Efficiency & Rapid Drying

    

   Drying is completed within an extremely short time, suitable for large‑scale continuous production.
    
2. Wide Material Adaptability

    

   Applicable to a wide range of materials, especially heat‑sensitive, easily agglomerated products that demand fast drying.
    
3. Flexible Operation

    

   Hot air temperature, air volume and crusher speed are adjustable to meet customized drying requirements for different materials.
    
4. Easy Maintenance

    

   Compact and simplified structure facilitates daily inspection, maintenance and overhaul.

XSG Rotary Flash Dryer — Application Scope

1. Organic Materials

    

   Atrazine, cadmium laurate, benzoic acid, fungicide, sodium oxalate, cellulose acetate, organic pigments and other organic compounds.
    
2. Dyestuffs

    

   Anthraquinone, black iron oxide, indigo pigments, butyric acid, titanium hydroxide, zinc sulfide and various azo dye intermediates.
    
3. Inorganic Materials

    

   Borax, calcium carbonate, hydroxides, copper sulfate, iron oxide, barium carbonate, antimony trioxide, various metal hydroxides, heavy metal salts, synthetic cryolite, etc.
    
4. Food Industry

    

   Soybean protein, gelling starch, distiller’s grains, wheat sugar, wheat starch and more.

XSG Rotary Flash Dryer — Technical Improvements

1. Multiple feeding options ensure stable, continuous feeding and effectively prevent bridging and material arching.

1. A special cooling device at the dryer bottom avoids material deterioration caused by excessive local high temperature.

1. Optimized pneumatic sealing and bearing cooling structures greatly extend the service life of transmission components.

1. The specially designed air distribution structure reduces system resistance and balances internal airflow velocity.

1. Built-in classification rings and swirling vanes enable precise adjustment of product fineness and final moisture content.

1. High circumferential airflow velocity inside the drying chamber shortens material retention time, preventing wall adhesion and thermal denaturation of heat‑sensitive materials.