richi logo

Get Quote

0086 158 0389 7674

Back Top

pellet plant

RICHI Roller Dryer for Precision Moisture Control

Dry biomass and industrial materials efficiently with our high-performance roller dryer. Engineered for precise moisture reduction, consistent results, and energy efficiency, it ensures superior quality for various applications.

RICHI Machinery Co., Ltd

Brand
RICHI

RICHI WorkShop

Model
Customized

raw materials dryer thumbnail
raw materials dryer

Rotating Drum

01

A large cylindrical drum made from durable, heat-resistant materials that rotates continuously during operation. Ensures even mixing and consistent drying by tumbling materials throughout the process.

Heating System

02

Includes a burner or furnace for generating hot air, often powered by biomass, gas, or electricity. Provides a steady, controlled heat source for efficient moisture evaporation. Supports adjustable temperature settings to suit various raw materials and moisture levels.

Airflow System

03

Comprises fans, ducts, and air blowers that direct hot air through the drum. Ensures uniform heat distribution throughout the drum for consistent drying. Helps reduce drying time while maintaining material quality.

Feeding/Discharge

04

Includes hoppers, conveyors, and chutes for material input and output. Allows continuous feeding and discharging, ensuring uninterrupted operation. Prevents material blockages and facilitates smooth material flow.

Exhaust/Dust System

05

Includes an exhaust fan, cyclone separator, or dust collector to manage emissions and collect fine particles. Removes moisture-laden air efficiently, preventing heat loss and improving drying performance.

drying machine material plate

Customizable

thickend steel for drying machine

Continuous

drying machine

Adjustable

GET QUOTE
richi raw materials dryer
  • Rotating Drum
  • Heating System
  • Airflow System
  • Feeding/Discharge
  • Exhaust/Dust System
 
 

Parameter Table

Model 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
Dia.(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
Layers 1 1 1 1 1 1 1 3 3
Drum Speed(rpm) 3-12 3-12 3-12 3-12 3-12 3-12 3-12 3-12 3-12
Inlet Air Temperature(℃) 400~500 400~500 400~500 400~500 400~500 400~500 400~500 400~500 400~500
Outlet Air Temperature(℃) 70~80 70~80 70~80 70~80 70~80 70~80 70~80 70~80 70~80

RICHI's Technological Innovations in Roller Dryer

Technological innovation is essentially all about customer service. To make you feel the convenience of RICHI's products, technologies and solutions in the process of your production.

Get Quote
dryer in richi workshop

High Efficiency

The combination of rotation and hot air ensures quick and uniform drying, reducing the time required to achieve the desired moisture content.

drying machine in richi workshop

Consistent Drying Quality

The tumbling motion inside the drum exposes all parts of the raw material to heat and airflow.

dryer ready for delivery

Versatility

Drum dryers can handle a wide range of biomass materials, including wood chips, sawdust, agricultural residues, and other fibrous materials.

inside dryer

Robust and Low Maintenance

Built with durable materials and simple mechanical systems, drum dryers are designed for longevity and minimal maintenance.

Your Seamless Buying Process: From Order to After-Sales Support

Discover our streamlined buying process that makes it simple and efficient for you to get a complete pellet production line. Every step of the way is customized for your convenience, from the initial schematic design and precise manufacturing process to secure payment options and on-site installation and commissioning. At the same time, our dedicated spare parts service ensures ongoing support and optimal machine performance, giving you peace of mind for years to come.

build your complete pellet production line
 
Solution Formulation

Solution Formulation

Equipment Manufacture

Equipment Manufacture

Secure Payment

Secure Payment

Spare Parts Service

Spare Parts Service

Complete Solutions For Pellet Production

Customize Your Pellet Plant Immediately
Raw Material Processing

Raw Material Processing

Essential for preparing and conditioning materials to ensure uniform quality before pelletizing.

Pelletizing

Pelletizing

The core process where prepared materials are compressed into dense, high-quality feed pellets.

Finished Pellet Processing

Finished Pellet Processing

Involves cooling, screening, and packaging to maintain pellet integrity and ready them for use or sale.

Auxiliary Equipment

Auxiliary Equipment

Supports the production line by enhancing material flow, reducing downtime, and maintaining operational efficiency.

Accessories

Accessories

Includes essential components like ring dies and rollers, crucial for consistent pellet production and machine performance.

Henan RICHI Machinery Co., Ltd

Global Case Study

Henan Richi Machinery Co., Ltd was founded in 1995. After nearly thirty years of development and expansion, RICHI Machinery has grown into a modern enterprise covering an area of 60,000 square meters and integrating independent research and development, production and sales.

The products involve feed pellet machinery and engineering, biomass pellet machinery and engineering, organic fertilizer machinery and engineering, conveying equipment and engineering, steel structure engineering, silo, automation control technology and engineering, etc., and each product series has passed ISO 9001 international quality management system certification and CE certification!

Get Quote
Industry Pellet Production Line
US

10-12 TPH Industry Pellet Production Line

The system is fully automated, enabling seamless operation with minimal labor and supporting sustainable agricultural practices through the use of alfalfa and other forages. Of course you can also use other materials for pelletizing.

Learn More
Aniaml Feed Pellet Production Line
UZ

10-15 TPH Aniaml Feed Pellet Production Line

This state-of-the-art equipment supports a wide range of feed formulations for poultry and livestock, improving feed quality and reducing production costs. And its scalable design accommodates future expansion.

Learn More
Wood Fuel Pellet Production Line
MX

10 TPH Wood Fuel Pellet Production Line

Hardwood residues are processed into durable, high-energy biomass pellets. Designed for industrial production, the system utilizes advanced drying and pelletizing technologies to ensure efficiency and quality.

Learn More
Aquatic Feed Pellet Production Line
NGA

5-7 TPH Aquatic Feed Pellet Production Line

This project is capable of producing fish and shrimp feeds, equipped with precise extrusion technology for superior feed quality. The customer emphasizes its reliability and ease of operation as the main advantages.

Learn More
Complete Solutions For Pellet Production

Explore RICHI’s Complete Solutions For Pellet Production

What kind of pellet production line do you want to establish?

How many tons per hour about this line you want to build?

Where is this pellet production line going to be built?

When do you plan to start the operation?

Everything You Need to Know About Roller Dryers

A roller dryer can utilize various heat sources depending on the application, energy availability, and material requirements. The common types include:

  1. Gas Burners
    • How It Works: Burns natural gas or propane to produce hot air for drying.
    • Applications: Common in large-scale industrial operations due to high efficiency and consistent heat supply.
  2. Electric Heaters
    • How It Works: Converts electrical energy into heat using resistance coils or infrared heaters.
    • Applications: Ideal for smaller-scale operations or where precise temperature control is needed.
  3. Steam Heating
    • How It Works: Uses steam generated by a boiler, which circulates through the rollers or heating chambers.
    • Applications: Common in industries where steam is already in use, such as food processing or pharmaceutical production.
  4. Biomass Burners
    • How It Works: Burns wood chips, pellets, or agricultural residues to produce hot air for drying.
    • Applications: Popular in biomass pellet production lines and sustainable operations.
  5. Oil-Fired Heaters
    • How It Works: Uses diesel or other liquid fuels to generate heat.
    • Applications: Used in locations where gas or biomass is unavailable but oil is accessible.
  6. Solar Heating (Specialized Applications)
    • How It Works: Utilizes solar energy through thermal collectors to heat air or water for drying.
    • Applications: Used in niche markets or regions with abundant sunlight for eco-friendly drying.

A roller dryer can process multiple types of materials at the same time, but usually on the same granule production line, in order to maintain continuous production, only the same raw material is processed at the same time. And the drying efficiency and effective drying should also be taken into account. Therefore, in fact, we certainly do not recommend customers to do this:

  1. Material Compatibility
    • The materials being dried together should have similar properties, such as moisture content, particle size, and drying temperature requirements. This ensures consistent drying performance without over-drying or under-drying certain materials.
  2. Adjustable Settings
    • Many roller dryers offer adjustable temperature, speed, and feeding rates, allowing operators to fine-tune the process for multiple materials. However, significant differences in material characteristics may require separate drying sessions for optimal results.
  3. Design Features
    • Advanced roller dryers may include separate drying zones or custom configurations to handle varying materials more effectively, ensuring even heat distribution and consistent drying.
  4. Potential Limitations
    • Mixing materials with vastly different drying requirements (e.g., high-moisture biomass and low-moisture industrial powders) can lead to uneven drying and reduced efficiency.

So, while roller dryers can process multiple materials simultaneously, compatibility and careful process adjustments are key to achieving efficient and uniform drying. For best results, consult the equipment manufacturer for guidance on handling mixed materials.

Material thickness can be adjusted using feeding systems or roller settings, ensuring consistent drying by controlling the layer exposed to heat.

  1. Material Handling
    • Roller Dryer: Uses rotating rollers to move materials. The materials are evenly spread and pressed onto the roller surface, ensuring direct contact with heat. This makes it suitable for fine, sticky, or slurry-like materials.
    • Belt Dryer: Utilizes a conveyor belt to transport materials through a heated chamber. The materials are spread across the belt, allowing airflow to pass through or over them, making it ideal for granular or fibrous materials.
  2. Drying Method
    • Roller Dryer: Relies on direct conduction of heat from the roller surface to the material. The heat transfer is efficient but limited to the surface in direct contact with the rollers.
    • Belt Dryer: Typically uses convection drying, where heated air circulates around and sometimes through the material on the belt, allowing for uniform moisture removal.
  3. Material Type and Applications
    • Roller Dryer: Best suited for materials like slurries, pastes, and fine particles. It is often used in food processing, chemical industries, and pharmaceutical production.
    • Belt Dryer: Handles bulkier, granular, or fibrous materials such as wood chips, sawdust, grains, and biomass. It is widely used in industries like agriculture, forestry, and biomass energy.
  4. Throughput and Scale
    • Roller Dryer: Designed for moderate throughput and is often used for specialized applications requiring precise control.
    • Belt Dryer: Typically handles higher throughput and larger-scale production, making it ideal for industrial operations.
  5. Energy Efficiency
    • Roller Dryer: More energy-efficient for small-scale or specialized drying because of the direct heat transfer method.
    • Belt Dryer: May consume more energy due to the need for circulating air, but modern designs with heat recovery systems can mitigate energy loss.

No, our roller dryer is mainly used for biomass pellet production. The main drying raw materials are wood chips and other kinds of biomass organic materials. It is not suitable for food drying.

The maximum material size depends on the model, but most roller dryers can handle materials up to a few centimeters in diameter, provided they are uniform.

However, in our pellet production line, usually the raw material needs to be crushed to about 5mm powder before being dried. This is more favorable for moisture reduction.

Energy efficiency is achieved through heat recovery systems, optimized airflow, and precision temperature control, minimizing energy waste while maximizing drying performance.

Signs of wear include reduced roller rotation efficiency, uneven drying, material buildup on rollers, and increased power consumption.

Dried material is typically discharged through automated systems like conveyors or hoppers, ensuring smooth and continuous operation.

Yes, most manufacturers provide technical support, including installation assistance, operator training, and troubleshooting services, to ensure smooth operation and maintenance.

If you need further information, please contact us

Get An Instant Quotation

For all inquiries fill in the form below to send us a brief message,and we will get back to you as soon as possible

RICHI LOGO

RICHI stick to the service principle is: We are focusing on your future, your future is our future!

enquiry@cn-pellet.com
+86 185 7410 3366
+86 371 6375 2859
+86 158 0389 7674
Longhai 2nd Rd & 10th St,Kaifeng City, Henan Province, China

© HENAN RICHI MACHINERY CO., LTD 1995-2025

Product Line-Up / Privacy Policy