Rotary drum dryer for robust food products
Achieve uniform and gentle drying for sensitive and robust products alike with optimized airflow, ensuring optimal moisture content and preserving product quality.

Dehumidifies and Dries Granular and Solid Materials
The Trommeltrockner from HARTER drying solutions is a versatile rotary drum dryer designed for precision dehumidification across various industries, including food processing, pharmaceuticals, and wastewater treatment. Utilizing a specially developed sealing system, it ensures optimized airflow for uniform drying. This equipment is ideal for processing nut coatings, pharmaceutical powders, and dewatered sludge, supporting both batch and continuous operations with low-speed functionality. With energy-efficient dehumidification, it offers a gentle drying process suitable for materials sensitive to high temperatures. The Trommeltrockner is constructed with durable materials and offers options for stainless steel or Hastelloy, ensuring chemical compatibility and corrosion resistance. With its PLC-controlled automation and capability for remote monitoring, it integrates seamlessly into production lines. Additionally, it meets industry-specific standards, providing a reliable solution for maintaining product integrity and consistency. Optional engineering support is available for customized configurations, adapting to unique production requirements.
Benefits
- Ensures uniform drying for high-quality end products across diverse industries.
- Increases energy efficiency, reducing operational costs with optimized airflow control.
- Supports sensitive materials with low-temperature drying, preserving product integrity.
- Seamlessly integrates into existing production lines for enhanced process efficiency.
- Offers material versatility, adapting to chemical and corrosion-resistant requirements.
- Applications
- Food,Animal feed,Surfaces,Industrial sludge,Packaging,Sewage sludge,Medical technology,Medicinal cannabis,Pharmaceuticals
- End products
- Biodegradable packaging,Dog kibble,Potato flakes,Cbd oils,Nut coatings,Chicken pellets,Medical device coatings,Beet pulp,Herbal extracts,Dewatered sewage,Blister packaging,Pharmaceutical powders,Dried paint sludge
- Steps before
- Purification,Grinding,Pre-processing
- Steps after
- Packing,Quality Control,Storage
- Input ingredients
- Oberflächen,Lebensmittel,Tierfutter,Pharma-Produkte,Medizintechnik-Produkte,Medizinalcannabis,Verpackungen,Industrieschlamm,Klärschlamm,Schalenfrüchte,Knollen,Trester
- Output ingredients
- getrocknete Oberflächen,getrocknete Lebensmittel,getrocknetes Tierfutter,getrocknete Pharma-Produkte,getrocknete Medizintechnik-Produkte,getrocknetes Medizinalcannabis,getrocknete Verpackungen,getrockneter Industrieschlamm,getrockneter Klärschlamm,getrocknete Schalenfrüchte,getrocknete Knollen,getrockneter Trester
- Market info
- HARTER Drying Solutions is known for its expertise in energy-efficient drying technology, particularly using heat pump-based systems. They provide customized drying solutions for various industrial applications, focusing on energy savings and improved product quality.
- Drum type
- Static / Intermittent movement
- Drying process
- Air circulation with dehumidification
- Drying temperature
- Low-temperature range
- Automation
- Customized PLC control
- Air circulation
- Forced through drum via unique sealing system
- Drying efficiency
- Complete and uniform
- Working Mechanism
- Trommel drying with forced air circulation
- Air Flow Direction
- Customizable / Forced through drum
- Batch vs. Continuous Operation
- Batch with minimal interval movement
- Energy Efficiency
- High efficiency with low temperature operation
- Precision Control
- Individual air guidance system
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Footprint
- Compact design
- Drum specifications
- Adaptable sealing system
- Airflow direction
- Forced through drum
- Operation type
- Static or minimal interval movement
- Control panel type
- HMI / PLC
- Drum movement
- Static or minimal interval movement
- Temperature control
- Low-temperature drying
- Material adaptability
- Adaptable to product types