small rotary dryer
A small rotary dryer is a device used to dry materials. It heats and dries by rotating. It is suitable for baking, drying, sterilizing, and other heating purposes of products or samples in factories and laboratories.
small rotary dryer Introduction
A small rotary dryer is a device used to dry materials. It heats and dries by rotating. It is suitable for baking, drying, sterilizing, and other heating purposes of products or samples in factories and laboratories. This type of equipment usually has high adaptability and flexibility, can handle a variety of materials, and is relatively simple and reliable to operate. The design and use of small rotary dryer are intended to provide an efficient and convenient drying solution to meet the needs of different industries and fields for material drying.
Functional characteristics of small rotary dryer
Efficient Drying
The small rotary dryer employs a rotating container and a hot air circulation system. The rotation ensures full contact between the material and the hot air, rapidly evaporating moisture and achieving efficient drying. This high-efficiency drying capability can significantly boost production rates and shorten drying times.
Wide Applicability
The small rotary dryer is suitable for materials with various moisture levels, such as ores, powders, and granules. Additionally, it can dry filter cakes, pastes, slurries, and powdery and granular materials, making it widely applicable in industries such as dyes, pesticides, minerals, chemicals, light industry, food, and pharmaceuticals.
Compact Structure
The small rotary dryer features a compact design, taking up minimal space and making it suitable for installation and use in various locations. Its smaller size compared to other drying equipment, such as spray dryers, significantly reduces its volume.
Flexible Operation
The small rotary dryer offers flexible, adjustable working modes to meet the drying requirements of different materials, ensuring optimal drying results. Some units are equipped with intelligent control systems for automated operation and monitoring, making the operation more straightforward and convenient.
Prevents Material Degradation
The small rotary dryer utilizes a special cooling device and an air pressure sealing mechanism to prevent materials from sticking to the walls or degrading in high-temperature zones. The internal conical structure and scraper design also help prevent material caking on the walls, ensuring a smooth drying process.
Improved Thermal Efficiency
The small rotary dryer enhances heat transfer through rotation and stirring, dispersing materials in the shortest time within the dryer and significantly improving thermal efficiency. Its operation under negative or slight negative pressure also eliminates environmental pollution, boosting overall efficiency.
Energy Saving and Environmentally Friendly
The small rotary dryer maximizes the use of residual heat during the drying process, reducing energy consumption. By lowering the moisture content of materials, it increases combustion efficiency, further promoting energy conservation and emission reduction.
The structure of small rotary dryer
Rotary Drum
The rotary drum is the main component of the equipment where the material undergoes drying. It is typically made from high-temperature and corrosion-resistant materials, such as stainless steel, to ensure long-term stable operation.
Hot Air Distributor
The hot air distributor is responsible for evenly distributing hot air within the rotary drum. This ensures that the material fully contacts the hot air, improving drying efficiency.
Screw Feeder
The screw feeder continuously and uniformly feeds the material to be dried into the rotary drum. It advances the material forward through rotation and controls the feeding speed.
Agitator
The agitator, installed inside the rotary drum, stirs the material to create a fluidized state during the drying process. This enhances the contact between the material and hot air, promoting moisture evaporation. The agitator also breaks up and mixes the material to ensure its even distribution within the drying chamber.
Classifier
The classifier sorts the dried material by particle size to ensure product quality and uniformity.
Discharge Device
The discharge device removes the dried material from the rotary drum. It typically includes a discharge port and a discharge valve to ensure smooth material removal.
Control System
The control system is the nerve center of the small rotary dryer, responsible for monitoring and regulating the entire drying process. It usually includes temperature sensors, humidity sensors, controllers, and other components to monitor and control key parameters like temperature and humidity, ensuring the equipment operates according to preset process parameters.
Auxiliary Equipment
Besides the main components mentioned above, the small rotary dryer requires auxiliary equipment to ensure a smooth drying process. This includes fans for providing hot air, dust collectors for collecting dust, and heaters for heating the air.
The main advantages of small rotary dryer
Efficient and Quick
The small rotary dryer employs a rotary and hot air circulation system, quickly evaporating moisture from the material to achieve efficient and rapid drying. This significantly shortens production cycles and boosts production efficiency.
Wide Applicability
The small rotary dryer is suitable for a variety of materials, including wet materials, filter cakes, pastes, slurries, as well as powders and granules. This versatility makes it widely applicable in industries such as chemical, metallurgy, building materials, food, and pharmaceuticals.
Compact Structure
The compact design of the small rotary dryer occupies minimal space, making it suitable for installation and use in various locations. This helps save space and reduce production costs.
Flexible Operation
The small rotary dryer features adjustable working modes to accommodate different material requirements, ensuring optimal drying results. Additionally, some models are equipped with intelligent control systems, making operation simpler and more convenient.
Prevents Material Deterioration
The small rotary dryer uses a special cooling device and air pressure sealing system to effectively prevent materials from sticking to the walls and deteriorating in high-temperature zones. Its internal cone structure and scraper design also prevent material buildup on the equipment walls, ensuring a smooth drying process.
Energy-Saving and Environmentally Friendly
During the drying process, the small rotary dryer maximizes the use of residual heat, reducing energy consumption. By lowering the moisture content of materials, it improves their combustion efficiency, further promoting energy savings and emission reduction.
Improved Product Quality
The small rotary dryer ensures stable material quality through an even drying process and precise temperature control, enhancing product quality and market competitiveness.
Easy Maintenance
The small rotary dryer is designed for easy maintenance and care, reducing equipment failure rates, extending equipment lifespan, and lowering maintenance costs.
pplication of small rotary dryer
small 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 small 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.
