Pilot scale filter-dryer for pharmaceutical and chemical batches
Streamline small-batch production with a mobile filter-dryer that seamlessly integrates filtration and drying, ensuring high purity levels and efficient processing in dynamic environments.

Filters and Dries Chemical Batches
The RoLab Pilot Scale Filter-Dryer from De Dietrich Process Systems is a versatile agitated nutsche filter-dryer designed for small-scale production and R&D environments. It excels in the manual filtration and drying of diverse chemical batches, ideal for handling solid, liquid, slurry, and cake. Key applications include pharmaceuticals, fine chemicals, and biopharmaceuticals, producing high-purity APIs, specialty polymers, and botanical extracts.
The RoLab’s mobile design and simplified installation make it suitable for pilot plant settings, allowing quick integration into existing lines with minimal setup—just connect the electrical, air, and heating systems. Its heated agitator and vessel ensure efficient drying, while the side discharge valve and gas knife system aid in complete product removal, adhering to cGMP and FDA guidelines.
The unit’s simplicity minimizes electronic interventions, reducing maintenance complexity. Available in various configurations, the RoLab offers engineering support for customization, ensuring optimal performance across various operations. Its efficient design not only supports frequent product changeovers but also ensures energy and resource efficiency, making it a cost-effective solution for laboratories, R&D centers, and production departments.
Benefits
- Facilitates quick product changeovers due to mobile design, enhancing operational flexibility.
- Minimizes maintenance with a simplified system free of complex electronics, reducing downtime.
- Ensures compliance with cGMP and FDA standards, supporting regulatory requirements.
- Enhances drying efficiency through integrated heating capabilities, optimizing production time.
- Reduces environmental impact with efficient use of resources and energy.
- Applications
- Specialty chemicals,Fine chemicals,Chemical batches,Plant-based ingredients,Bio-pharmaceuticals,Pharmaceuticals
- End products
- Bioactive compounds,Botanical extracts,Active pharmaceutical ingredients (apis),Natural flavor concentrates,Monoclonal antibodies,Chemical intermediates,High-purity solvents,High-performance pigments,Specialty polymers
- Steps before
- Grinding,Emulsification,Suspension preparation
- Steps after
- Drying,Packing,Sterilization
- Input ingredients
- small pharmaceutical batches,small chemical batches,suspension,compressed air,nitrogen,electricity,heating,cooling
- Output ingredients
- dried pharmaceutical product,dried chemical product,filtered product,discharge through side discharge valve,complete discharge with Gas Knife
- Market info
- De Dietrich is renowned for manufacturing high-quality engineered-to-order (ETO) equipment, specializing in chemical process systems, glass-lined reactors, and filtration technologies, with a strong reputation for innovation, reliability, and safety in the chemical and pharmaceutical industries.
- Filtration area
- 0.03–0.4 m²
- Compliance
- cGMP and FDA guidelines
- Agitator type
- Heated agitator
- Vessel type
- Heated vessel cover
- Discharge method
- Side discharge valve
- Energy Input
- Compressed air,Electricity,Heating/Cooling
- Mobility
- Mobile unit
- Control options
- Manual
- Cleaning method
- WIP-device
- Attachment for sampling
- Yes
- Batch vs. continuous operation
- Batch
- Automation level
- Manual
- Changeover time
- Fast
- CIP/SIP
- Not applicable
- Manual cleaning
- Cleaning method
- Manual
- Integration with existing systems
- Requires connection to supply lines (compressed air,electricity,heating/cooling)
- Portability
- Highly portable
- Installation ease
- Easy to install
- Simplicity
- Simplified design,minimal electronic functions
- Flexibility
- High (multi-product capability)
- Cost-effectiveness
- High
- Compliance with regulations
- cGMP and FDA guidelines
- Machine footprint
- Mobile
- Filtration area
- 0.03–0.4 m²
- Discharge method
- Side discharge valve
- Shape
- Agitated Nutsche
- Control panel type
- Manual / PLC / HMI
- Discharge method
- Side discharge valve / Gas Knife system
- Attachment for sampling
- Yes
- Containment systems
- Yes / Optional
- Heated agitator
- Heated option available
- Heated vessel cover
- Yes
- Dust filter
- Available for drying improvement
- Mounting of filter media
- External,outside product space
- WIP-device
- For efficient cleaning
- Control options
- Manual / Various automated options
- Tachometer of the agitator
- Yes