Industrial rotary dryer
Industrial rotary dryer is a kind of equipment used for drying and polishing workpieces. It is highly efficient and energy-saving. This equipment can operate continuously or intermittently.
Industrial rotary dryer Introduction
Industrial rotary dryer is a kind of equipment used for drying and polishing workpieces. It is highly efficient and energy-saving. This equipment can operate continuously or intermittently. The surface of the workpiece treated by it will not show water marks, and further polishing can be performed. The workpieces can be automatically separated in the equipment, and the heating temperature can be adjusted according to demand, so as to achieve efficient and energy-saving drying and polishing effects.
Main functions of industrial rotary dryer
Efficient Drying
The industrial rotary dryer, through its rotating design, constantly turns and mixes the material within the equipment. This action increases the contact area between the material and hot air, enhancing the heat exchange efficiency and achieving efficient drying. Additionally, some rotary dryer employ vacuum technology to further accelerate the drying process and reduce drying time.
Enhanced Production Efficiency
As rotary dryer can efficiently process large quantities of material while maintaining a stable drying effect, they significantly enhance production efficiency. In industrial production, these units often operate continuously, reducing downtime and labor costs.
Quality Assurance
The rotary dryer can precisely control parameters such as temperature and humidity during the drying process, ensuring that the material is not overheated or damaged, thus ensuring product quality and stability. Moreover, some rotary dryer incorporate advanced filtration and dust removal systems to prevent contamination during the drying process.
Adaptability
Industrial rotary dryer have strong adaptability and can handle materials of different types and properties. By adjusting the equipment's operating parameters and changing various attachments, they can achieve drying of different materials, meeting the needs of different industries and processes.
Energy Conservation and Emission Reduction
Some advanced rotary dryer feature energy-saving designs, such as waste heat recovery and improved thermal efficiency, which reduce energy consumption and emissions. At the same time, they also have good sealing performance, reducing heat loss and dust dispersion, which is beneficial for environmental protection and energy saving.
High Level of Automation
Modern industrial rotary dryer are typically equipped with automated control systems that allow for precise control and monitoring of the drying process. By setting process parameters and monitoring operating conditions, the equipment can be ensured to operate at its best, improving production efficiency and product quality.
Structural composition of industrial rotary dryer
Fluidization Section
This is the part where the material enters below the dryer, equipped with an internal mixer. Its primary function is to assist in breaking down high-viscosity materials, ensuring thorough contact between the wet material and the drying hot air, resulting in a larger heat transfer coefficient. Drying hot air enters the annular channel at the bottom of the dryer at a certain speed from the tangential direction and enters the fluidization section through the shell bottom gap.
The material is atomized within the fluidization section, fully contacting the rotating hot air to form a fluidized bed, where the particles are fluidized. The particles in the fluidized state have their surfaces fully exposed to the hot air, colliding and rubbing against each other, while moisture evaporates, reducing the adhesive force between particles, causing them to move dispersed and irregularly, accelerating the mass and heat transfer processes.
Drying Section
Located above the feeding screw to the space below the classifier, the material continues to dry in the rotating airflow. Smaller particles continue to move upward into the classification section; larger particles move upward around the wall, collide with the classifier, fall back down, and are redried until they meet the required dryness quality.
Classification Section
Responsible for classifying the dried material, separating it according to particle size, ensuring the uniformity of the product.
Hot Air Device
Provides the hot air required for the drying process, typically consisting of a burner, hot air ducts, and a fan. The burner converts the thermal energy from fuel combustion into hot air, which enters the drum through the hot air ducts, and the moisture is carried away by the exhaust of the fan, achieving the drying of the material.
Exhaust Device
Responsible for expelling the moisture and exhaust gases produced during the drying process, maintaining good ventilation within the drying chamber.
Temperature Control Device
Used to monitor and control the temperature in the drying chamber in real-time, ensuring that the temperature of the drying process is controlled within the optimal range.
Key advantages of industrial rotary dryer
High Efficiency
The rotary flash dryer boasts a high throughput rate, utilizing a hot air stream to carry particles, ensuring that the material is thoroughly dried in a short amount of time, thereby enhancing production efficiency. Moreover, due to the ample contact between the material and hot air during the drying process, the quality of the product is maintained.
Energy Saving
Compared to other drying methods, the rotary flash dryer has lower energy consumption, effectively saving energy.
Environmental Protection
This equipment meets environmental protection standards during the production process, providing users with a convenient operational experience.
Easy Operation
The rotary flash dryer has a simple structure, is easy to operate, and has low maintenance costs, which is why it has been widely used in industrial production.
Broad Application Range
This equipment is suitable for industries such as chemical, light industry, minerals, dyeing, and pharmaceuticals. It can handle materials with high viscosity, high consistency, and thermolabile pastes, filter cakes, wet crystalline bodies, as well as materials containing water-insoluble or solvent-insoluble, amorphous or crystalline fine particles.
Application of industrial rotary dryer
industrial rotary dryer is widely used for drying small particles of loose materials in chemical industry, light industry, agriculture, food industry, feed industry and other industries. For example, in light industry, it can dry brewer’s grain, bean dregs, grain, sawdust, Marc, sand, slag and other drugs; In chemical industry, it can dry small particles, powdered materials and inorganic minerals and other materials; In starch industry, it can dry corn germ, corn bran, corn (maize) fibre, protein powder, etc: In feed industry, it can dry bran, corn pieces, bean dregs,etc; In fish industry, it can dry fodder of fish and shrimp; In oil industry, it can dry rapeseed (not as seeds). In breeding industry, it can dryer chicken manure, pig manure, cow dung and others.
Technical parameters of industrial rotary dryer
| Model | HKB-1060 | HKB1290 | HKB-1590 | HKB-2090 | |
| Dimension(mm) | 9000×1500×2000 | 12000×1700×2200 | 12000×2000×2500 | 12000×2500×2800 | |
| Output(t/h) | 0.5-1 | 2-5 | 5-10 | 10-20 | |
| Power(kw) | 12 | 18.7 | 25 | 30 | |
| Weight(t) | 6 | 10 | 14 | 20 | |
| Pipe range(m) | 6 | 9 | 9 | 9 | |
| Diameter of pipe(m) | 1 | 1.2 | 1.5 | 2 | |
| Dust catcher | Diameter(m) | 1 | 1.2 | 1.5 | 1.5 |
| Height(m) | 1.8 | 2.2 | 2.5 | 2.5 | |
| Hot air furnace | Inside diameter (mm) | 1500 | 1800 | 2000 | |
| Gas output(Nm³/h) | 1200-1600 | 1500-2100 | 1750-2500 | ||
| Speed(r/min) | 3-5 | ||||
| Reduction of moisture(%) | 40-50 | ||||
| Dryness of finished materials(%) | 5-10 | ||||
| Heating medium | Hot clean air | ||||
| Hot air temp(℃) | <120 | ||||
After-sale Service
- – HKB provides advanced grain safety storage technology to assure your grain silo 100% quality stability.
- – grain silo Quality guarantee is one year after installation and commissioning or 18 months after leaving China Port. Maturity is the first.
- – 7 days x 24 hours service, within 24 hours reply/solve of any technical issues upon request.
- – Routinely telephone track to remove all might be problems grain silo or issues guarantying the whole system grain silo long-lasting safety and reliability.
- – HKB will consider all other needs like customs clearance, sea delivery, insurance, customs tax benefit plan, documentation, etc. So our respected Users feel so relaxed and easy to get the grain silo system well.
