Rotary Dryer Machine
Rotary dryer machines can dry various high-moisture materials. It relies on drum rotation and hot air convection heat exchange technology to achieve dehydration of large batches of materials. Ideal for continuous production in the biomass, feed, organic fertilizer, and agricultural and livestock industries.
Capacity: 1-25 T/H
Rotary drum dryer price: $10,000-$300,000
What is a rotary dryer machine?
The RICHI rotary dryer machine is an industrial-grade drying equipment. It employs a three-layer nested cylindrical design, effectively removing moisture from various powdery, granular, fragmented, long, and loose materials. A rotary dryer for sale is typically equipped with a hot air furnace as the heat source. Hot air enters the drying drum through pipes. The drum rotates continuously, ensuring the material inside has ample contact with the hot air. During this process, the moisture inside the material evaporates rapidly. When the material reaches the target moisture content, it is discharged from the outlet.
This is a fully automatic piece of equipment, capable of 24-hour continuous operation, making it an ideal piece of equipment for factories to achieve continuous, large-scale mass production.
The rotary drum dryer for sale can seamlessly integrate into biomass, organic fertilizer, and cat litter production lines. It precisely adjusts drying parameters according to different materials, ensuring efficient and stable production.
RICHI Maschinen
Advantages of rotary dryer machines
Energy saving and money saving
Three-layer waste heat recovery. With a thermal efficiency of 75%-80%, it can save 30%-50% of fuel compared to single-layer dryers.
Stable drying quality
The counter-current operation process ensures that all materials come into contact with hot air, resulting in smaller fluctuations in the moisture content of the discharged material.
Durable and easy to repair
RICHI uses wear-resistant steel for key components such as the drum body and lifting flights, extending the service life of the dryer. The simple structure also makes daily maintenance more convenient.
Breites Anwendungsspektrum
With a wide production capacity range, it can achieve an output of 1-25 tons per hour, suitable for production of various scales.
Rotary dryer machine Key components
The Rotary dryer machine consists of a feeding system, drying system, transmission system, and safety protection system. It is simple to operate and has high production efficiency. As a professional rotary drum dryer manufacturer, our equipment has passed CE and ISO standard testing. It provides a reliable drying solution for manufacturers in various industries.
Adjustable drum speed
The variable frequency speed control system controls the drum speed, which can reach 3-12 revolutions per minute. The speed adjustment is based on the moisture content of different materials. This configuration can save unnecessary energy consumption.
Unique flight design
The specially designed spiral flights are arranged in a spiral shape, moving forward sequentially to maximize the lifting of material. Furthermore, unlike ordinary dryers, the RICHI drum dryer machine also has flights on the outer cylinder to extend the material’s contact time with hot air and prevent material accumulation at the bottom.
Durable sealing design
During the drying process, the discharge port of the drum is the most prone to heat and dust leakage. To ensure better drying results, the drum dryer adopts a flexible, wear-resistant steel sheet sealing structure that perfectly fits the drum, reducing heat loss.
High-strength load-bearing structure
Insufficient support components can easily lead to operational instability. To address this, the dryer’s rollers and thrust rollers are constructed from a single piece of cast steel, making them wear-resistant and resistant to deformation. This is also crucial for the equipment’s continuous operation.
High-efficiency transmission system
It mainly consists of a motor, a reducer, and a gear transmission. This system stably transmits power to the drying cylinder, efficiently completing the drying process.
Sicherheitsschutzsystem
A thermometer is installed at the feed inlet to monitor the temperature inside the cylinder. Furthermore, to enhance safety, the rotary dryer machine is equipped with a standard spark detection and fire suppression system, capable of quickly identifying and addressing potential fire risks.
Rotary dryer machine Specific parameters
Below are the detailed specifications for the rotary dryer machine. Please inform us of your raw materials, output, and production needs. Our professional sales team will recommend a suitable model to help you quickly begin production.
| Parameter | φ0.6×6 | φ0.8×8 | φ1.2×12 | φ1.5×15 | φ1.8×18 | φ1.8×20 | φ1.8×36 | φ1.8×12×3C | φ1.8×24×3C |
| Diameter (m) | 0.6 | 0.8 | 1.2 | 1.5 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| Length (m) | 6 | 8 | 12 | 15 | 18 | 20 | 36 | 12 | 24 |
| Number of Layers | 1 | 3 | |||||||
| Drum Rotation Speed (rpm) | 3~12 | ||||||||
| Inlet Air Temperature (℃) | 400~500 | ||||||||
| Outlet Air Temperature (℃) | 70~80 | ||||||||
raw materials suitable for rotary dryer machine
To ensure product quality and production stability, many customers use a rotary dryer machine. This is not only due to their powerful drying effect, but more importantly, their wide adaptability to raw materials, capable of handling almost any high-moisture material. This eliminates the need for multiple sets of equipment for different raw materials, providing customers with a more economical and efficient solution.
We can provide you with professional raw material testing services. By analyzing data such as raw material moisture content, particle size, and drying characteristics, we can evaluate the optimal drying solution for you.
Wood chip
Holz
Bamboo
Wood shavings
Stroh
Rice husk
Peanut shell
Coconut shell
Luzerne
Fruits and vegetables
Organic fertilizer raw materials
Hemp
Applications of rotary dryer machine
Rotary dryer machine, with their advantages of large processing capacity, stable operation, and strong adaptability, are widely used in industries such as biomass, feed, organic fertilizer, and minerals.
Biomass Industry
Applications: Wood pellet production line, Biomass pellet production line, Straw fuel production line
Drying moisture range: 13%-15%. This reduces equipment wear and improves pellet forming rate.
Cat Litter Industry
Suitable for bentonite cat litter, wood cat litter, tofu cat litter, corncob cat litter, etc.
Suitable raw material moisture content: 8%-15%. Drying reduces microbial growth in the raw materials, ensuring the quality of the cat litter product.
Organic Fertilizer Industry
Applications: Organic fertilizer pellet production line; Animal manure resource utilization project
Final moisture content: 15%-25%. Reduces the moisture content in various animal manures, facilitating pelleting and storage.
Mining and Industrial Materials
Rotary dryers are commonly used for drying mineral sands, coal slime, and clay due to their high-temperature resistance and continuous production capabilities. This improves combustion performance and facilitates transportation.
Feed Industry
Application Scenarios: Forage drying, silage processing, feed ingredient pretreatment
Suitable moisture content: 10%-15%. Fresh forage has a moisture content of 50%-80%; reducing it is beneficial for raw material preservation and processing. We also provide dedicated grass Pelletmaschines that produce compact, uniform feed pellets.
Agricultural Waste Recycling
This aligns well with the current development of the circular economy. After dehydration, corn stalks, rice husks, sugarcane bagasse, and other solid waste can be reused as fuel, feed, and organic fertilizer.
Real video of rotary dryer machine
Below is a real video of a RICHI rotary dryer machine. You can gain a more intuitive understanding of the actual performance and application effects of drum dryer machine in a real project.
1T/H Biomass Rotary Dryer In Moldova
2T/H Wood Rotary Drum Dryer In Turkey
Uzbekistan 1-2TPH Feed Production Line with Rotary Dryer
Global Cases of rotary dryer machine
Rotary dryers are among the most widely used equipment in RICHI’s more than 2,000 projects. They are currently in use in numerous countries including the United States, Germany, Italy, Malaysia, India, South Africa, Argentina, Uzbekistan, and Tanzania, providing stable and reliable drying solutions for high-moisture materials for various customers.
1-2T/H grass feed drying system in Uzbekistan
This project uses fresh forage as raw material for ruminant feed. After testing, the moisture content can reach 50%-80%. Through a rotary dryer machine, the moisture content is ultimately reduced to 10%-15%. Finally, the pelleting output stabilizes at around 2 tons per hour.
1.8-2T/H biomass dryer in Indonesia
This is a biomass combustion pellet project. The client’s raw materials include oil palm shells, sawdust, wood chips, and rice husks. The biggest challenge was how to process these raw materials, which have fluctuating moisture content, to a suitable range for pelleting. We adopted a rotary drying machine with a three-layer counter-current drying process to ensure consistent moisture content in the raw materials, thus promoting pellet formation.
1T/H drying system in Moldova
The client has built a complete drying system, including a hot air furnace, small rotary drum dryer, and induced draft system, to process local materials such as agricultural straw, sunflower seeds, and sawdust. The system can dry materials in 20-30 minutes, significantly improving overall production efficiency.
10T/H wood chip dryer in USA
To improve production efficiency, this Holzproduktionslinie is equipped with two rotary dryer machiens. It can stably process 10 tons of wood chips per hour. In actual production, even if one machine fails, the entire production line can still operate stably. Correspondingly, the system also has four Holzspäne-Pelletiermaschines operating in parallel.
2-2.5T/H RDF rotating dryer in Malaysia
A production line centered around an RDF-Pelletiermühle. The main raw materials include household waste, clothing fibers, and plastics. Their most prominent characteristic is the large fluctuation in moisture content and the presence of many wet, sticky materials. The drum dryer, with its corrosion-resistant materials and spiral-distributed feed plates, is precisely the optimal equipment for drying such mixed raw materials.
3-4T/H organic fertilizer dryer in Greece
The customer uses a rotary dryer to dry chicken manure, olive leaves, grape pomace, and straw with a moisture content of 60%. The resulting organic fertilizer granules are sold to surrounding plantations.
Complete drying system and Related Drying equipment
A complete drying system also includes a conveying system, a hot air system, and an exhaust system.
Hot air furnace
It not only provides heat to the drum dryer but also prevents flames from escaping, ensuring safety. Hot air furnaces can use wood, straw, or natural gas as fuel.
Conveying system
The main equipment consists of belt conveyors and screw conveyors, which uniformly transport wet materials.
Induced Draft System
Includes an exhaust fan, ductwork, and regulating valves. It continuously extracts heat and dust generated during the drying process, ensuring a clean workshop.
Mesh belt circulating dryer
The hot air circulation design can save more than 30% on energy. Hot air can be reused until the appropriate humidity level is reached before partially expelling the humid air. Simultaneously, cool outside air is supplied.
Mesh belt dryer
Using electric heating, it can dry various grains, vegetables, fruits, and feed.
Warum RICHI wählen?
Durch die Wahl RICHI Maschinen, arbeiten Sie mit einem Hersteller zusammen, der auf über 30 Jahre Erfahrung in der Herstellung von Anlagen zurückblicken kann, und gewinnen einen zuverlässigen langfristigen Partner. Wir bieten erschwingliche und transparente Preise sowie einen effizienten und umfassenden Kundendienst, damit Sie Ihre Futtermittelproduktion mit Zuversicht durchführen können.
Ausgezeichneter Kundendienst
After the right rotary dryer machine arrives, we will carry out professional commissioning and acceptance. Our technicians will repeatedly commission the equipment in each production section to ensure the equipment operates up to standard. Additionally, if you are unfamiliar with our equipment, RICHI technicians will provide one-on-one on-site training until your team can operate the entire production line independently.
Individuelles Design
RICHI verfügt über ein engagiertes F&E- und Designteam, das Ihnen maßgeschneiderte Dienstleistungen anbietet. Wir bieten über 200 Produkte für alle Arten von Hühnerfutterproduktionen an. Darüber hinaus bieten wir einen umfassenden Prozessdesignservice, einschließlich Standortplanung und Anlagenlayout. Egal, ob Sie neu in der Futtermittelindustrie sind oder bereits eine ausgereifte Produktionslinie betreiben, teilen Sie uns einfach Ihre Anforderungen mit, und wir werden Ihnen eine maßgeschneiderte Lösung auf der Grundlage Ihrer tatsächlichen Situation anbieten.
Hochwertige Geräteproduktion
Die Produktionsphase ist das Kernstück der gesamten Projektdurchführung. Wir verfügen über zwei moderne, intelligente Produktionsstätten und betreiben ein strenges Qualitätskontrollsystem. Jedes Gerät entspricht den internationalen Standards der Spitzenklasse. Das Unternehmen hat u. a. die BV-Zertifizierung, die Zertifizierung des internationalen Qualitätsmanagementsystems ISO9001, die europäische CE-Zertifizierung und die Schweizer SGS-Zertifizierung erhalten.
Häufig gestellte Fragen
Various issues may arise during the procurement and operation of equipment for rotary dryer machine. Below are several of the most common problems, which we hope will be helpful to you:
1. How Much Is the Rotary Dryer Price?
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Rotary dryer machines range in price from $10,000 to $300,000. The price difference is primarily due to the characteristics of the raw materials and the configuration of the rotary dryer.
For example, the number of dryer layers can be customized from 1 to 3, which will naturally affect the overall price.
2. How to properly start and operate rotary drying equipment?
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First, before officially starting the equipment, check all components for problems and ensure they are securely installed. You can check the inside of the drum, transmission components, motor system, and pipe connections. If everything is normal, proceed with the following steps to start the equipment:
- Start the induced draft system to ensure airflow circulation within the drum.
- Start the hot air furnace and reach the set temperature.
- Turn on the drum to allow the equipment to operate normally.
- Adjust the rotation speed. This should be set according to the moisture content of the material.
During operation, constantly monitor the discharge moisture content, hot air temperature, and drum operating status. These can be centrally monitored through a PLC system.
3. How to conduct raw material testing
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This is a crucial step in determining the optimal drying solution. You can send us a sample of your raw material. RICHI engineers will then test the material’s moisture content, dimensions, drying performance, and other characteristics. Ultimately, we will recommend the appropriate dryer model, capacity, hot air furnace type, and related equipment configuration.
You are welcome to speak with our experts at any time to customize your exclusive production plan.
4. What are the after-sales and warranty services for rotary dryers?
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Upon arrival of the rotary dryer machine, you will receive detailed installation and usage videos. If you encounter any problems, you can contact us at any time for technical support. For more complex production line projects, our engineers will provide on-site installation assistance and one-on-one training for your team until employees are proficient in operating the equipment. This process typically takes 1-2 days.
Our service doesn’t end after project delivery. We provide a 1-year warranty and lifetime after-sales service for all equipment.
