Rotary Drum Dryer Manufacturer for Biomass, Sand & Sludge Drying

Are you searching for a reliable rotary drum dryer manufacturer in China? Our heavy-duty industrial rotary drum dryer is engineered for continuous large-capacity drying applications in biomass, sand, sludge, fertilizer, mineral, and agricultural processing industries.

The rotary drum dryer shown in the photo was recently completed in our factory as an urgent custom order for an overseas customer. To meet the tight project deadline, our production team worked overtime — including nights and weekends — while strictly maintaining international quality standards.

This large-scale industrial rotary dryer combines high drying efficiency, low energy consumption, stable operation, and long service life, making it the ideal solution for modern industrial drying systems.

Industrial Rotary Drum Dryer Overview

Technical Specifications (Reference Model)

• Drum Diameter: 1.8m – 2.8m (Customizable)
• Drum Length: 18m – 28m
• Production Capacity: 8–25 tons/hour (depending on material and moisture)
• Inlet Moisture: 40%–65%
• Outlet Moisture: 8%–15%
• Main Motor Power: 22kW – 75kW + auxiliary motors
• Heating Fuel Options: Biomass, natural gas, coal, diesel
• Heat Consumption: 2800–3800 kcal/kg water evaporated
• Drive Type: Gear drive / Chain drive
• Inclination Angle: 3–5 degrees

Note: The machine in the picture is a large custom-built model recently completed for an urgent overseas order.

Rotary Drum Dryer vs Traditional Drying Methods

Our rotary drum dryer machine is a continuous drying system specially designed for high-moisture bulk materials. The rotating drum tumbles materials continuously while hot air flows through, ensuring fast and uniform moisture evaporation.

Compared with traditional drying methods, our industrial rotary drum dryer offers higher drying efficiency, lower operating costs, continuous automatic production, large processing capacity, excellent fuel adaptability, and reduced maintenance requirements.

Main Features of Our Rotary Drum Dryer

• Large-diameter rotary drum for high-capacity production
• Heavy-duty steel structure with reinforced support frame
• Efficient hot air circulation system with optimized airflow
• Wear-resistant internal lifting plates (custom design)
• Stable gear or chain transmission system
• High-quality energy-saving insulation layer
• Easy-access maintenance doors on both sides
• Continuous automatic feeding and discharge system
• Optional PLC automatic control system
• Low vibration and low noise operation

Every industrial rotary dryer produced in our factory undergoes rigorous testing before delivery to ensure long-term stable performance.

Applications of Rotary Drum Dryer Machine

Our industrial rotary drum dryers are widely used across multiple industries:

Biomass & Wood Processing Industry

• Sawdust drying
• Wood chips drying
• Biomass pellet production line
• Bark and wood shavings drying

Sand & Mineral Processing Industry

• River sand drying
• Silica sand drying
• Limestone drying
• Clay and gypsum drying
• Ore and mineral concentrate drying

Agricultural Industry

• Rice husk drying
• Corn stalks drying
• Cassava residue drying
• Animal feed drying
• Grain drying

Environmental & Chemical Industry

• Sludge drying (sewage & industrial sludge)
• Fertilizer drying (organic & compound fertilizer)
• Chemical powder drying
• Industrial waste residue drying

Why Choose Our Industrial Rotary Dryer?

1. High Drying Efficiency

The optimized internal lifting plate design ensures materials fully contact hot air during tumbling. Moisture content can typically be reduced from 50–60% down to 8–15% in a single pass, depending on material characteristics.

2. Energy-Saving Design

Advanced thermal insulation and optimized airflow system greatly reduce heat loss. Optional heating sources include natural gas burner, biomass burner, coal-fired hot blast furnace, diesel burner, and steam heating system.

3. Long Service Life

Manufactured with high-quality carbon steel or stainless steel. Key wearing parts are reinforced with wear-resistant materials, precision drum alignment, high-temperature resistant sealing system, and anti-corrosion coating.

4. Stable 24/7 Continuous Operation

Precisely balanced drum and robust transmission system minimize vibration, allowing reliable round-the-clock operation in demanding industrial environments.

5. Easy Maintenance

Multiple large inspection doors and modular design make daily maintenance and spare parts replacement fast and convenient.

Custom Rotary Drum Dryer Solutions

As a professional China rotary drum dryer manufacturer, we provide fully customized drying solutions based on your specific needs:

• Drum diameter and length
• Capacity from 1 TPH to 30+ TPH
• Different heating sources and burners
• Carbon steel or stainless steel construction
• PLC automation & intelligent control
• Cyclone + baghouse dust collector system
• Complete feeding & conveying equipment
• Customized voltage and electrical standards

Our engineering team will recommend the most suitable configuration according to your material type, initial/final moisture, and required capacity.

Proven Track Record

• Over 15 years specializing in rotary dryer manufacturing
• Exported to more than 40 countries worldwide
• More than 300 sets of rotary drum dryers successfully operating globally
• ISO9001, CE, SGS certified
• Long-term partner of many large enterprises in biomass and mining industries

Strict Quality Control & Factory Manufacturing

Every rotary drum dryer goes through strict quality procedures:

• Raw material inspection
• Precision steel plate cutting and rolling
• Certified professional welding
• Non-destructive weld testing
• Drum alignment and balancing
• Transmission system testing
• Empty load & loaded trial operation
• Surface treatment and anti-corrosion painting
• Final comprehensive inspection

The rotary drum dryer in the image is currently in final testing phase before shipment.

Factory Direct Service & Global Support

We provide comprehensive support to customers worldwide:

• Professional technical consultation
• Detailed technical drawings and manuals
• Installation guidance & remote commissioning
• Overseas engineer dispatch service (if needed)
• Lifetime spare parts supply
• Fast response after-sales service

Frequently Asked Questions

Q: What materials can your rotary drum dryer process?
A: Suitable for biomass, sawdust, wood chips, sand, sludge, fertilizer, minerals, grains, cassava residue, and most bulk materials.

Q: What is the production capacity?
A: From 1 ton/hour to over 30 tons/hour, depending on material and drying requirements.

Q: Can the dryer be customized?
A: Yes, we offer full customization according to customer requirements.

Q: What heating systems are available?
A: Natural gas, biomass, coal, diesel, steam, and electric heating systems.

Q: Do you provide overseas installation service?
A: Yes, we offer online guidance and overseas installation support.

Contact Us for Rotary Drum Dryer Price & Technical Solution

If you are looking for a reliable industrial rotary drum dryer supplier, we are ready to help.

Contact us today to receive:

• Competitive factory quotation
• Detailed technical specifications
• Custom design proposal
• Production videos and more photos
• Production schedule and delivery time

Send your inquiry now! Our professional sales engineers will reply within 12 hours and recommend the best rotary drum dryer solution for your business.