Mini Spray Dryer-Easy to use product with proven performance

The world leading R&D solution for Spray Drying

For more than 30 years BUCHI provides an easy to use product with proven performance. Discover its outstanding efficiency and flexibility.

Benefits

Proven performance

Large range of applications due to:

Free access to global application database
Over 700 publications
Over 400 patents
Local application support by BUCHI
Thousands of satisfied customers

Easy to use

Intuitive handling
Scale up to pilot or industrial scale possible
Fast setup and cleaning times
Visible process due to glass assembly
Adjustable particle size (2 - 25 microns)

Minispray dryer

Applications

Spray Drying & Encapsulation Pharmaceuticals
Active pharmaceutical ingredients, drug delivery, vaccines, inhalable drugs, taste masking

Spray Drying & Encapsulation Food
Encapsulation of additives, controlled release, nutraceuticals, functional foods, flavors, vitamins, proteins, probiotic bacteria, juice concentrate, milk powder

Spray Drying & Encapsulation Others
Cell, bacteria and protein encapsulation, cell transplantation, biotransformation, cosmetics, fragrances, environmental applications

Spray Drying & Encapsulation Academia
For a wide range of applications in academic education: Full range of spray drying applications

Spray Drying & Encapsulation Materials and Nano technology
Nanotechnology, catalysts, fuel cells, batteries, accumulators, ceramics, UV absorbers, pigments and coatings

Spray Drying & Encapsulation Feed
Encapsulation of additives, flavors, vitamins, proteins, probiotic bacteria, controlled release

Option

Mini Spray Dryer B-290 Basic
Designed for aqueous solutions.

Mini Spray Dryer B-290 Advanced
Designed to handle pure organic solvents or mixtures with water safely. Can be combined with the Inert Loop B-295 and the Dehumidifier B-296.

Outlet filter
Outlet filter with a polyesterdeep bed filter and display of the pressure drop. Provides optimal protection for the aspirator and whilst permitting cleaning of the aspirator.

Spray Chilling
Liquifying bath, incl. heater, temperature probe and metering valve. Temperature range 20–150 °C, Batch volume 300 ml. Reverse compatibility for installed B-290 upon request.

Mini Spray Dryer B-290 Acid Proof
Designed to handle acidic or basic samples.

High performance cyclone
Increase the yield for small particles and small samples

Nozzle
The three-fluid nozzle for the Mini Spray Dryer B-290 allows handling immiscible samples or allows in some cases to produce core shell capsules.

Ultrasonic package
Ultrasonic nozzle anti-lock down to a particle size distribution with 60 μm reduced.

Dimensions (WxHxD)	650 x 1100 x 700 mm
Weight	46 kg
Operating Voltage	200-230 V
Frequency	50/60 Hz
Power consumption	max. 2900 W
Max. temperature input	220 °C
Heating control	Fuzzy logic, control accuracy ± 3°C
Spray gas	Compressed air or nitrogen / 200-800 l/h, 5-8 bar
Airflow	max. 35 m³/h
Interface	Serial port RS 232

To see all specifications, please download the technical data sheet above.

Features

Inert Loop B-295

For working in inert atmospheres
Condensation of solvents
Feedback of inert gases

Dehumidifier B-296

Permanent ambient conditions
Water condensation
In combination with Inert Loop B-295 for use in ornanic solvents and water mixtures

Application-specific glassware

High-performance cyclonic separator for small particles
Brown glass for light-sensitive products
Decontamination flask
Custom designs also possible

Application
Experienced BUCHI technicians in our laboratories all over the world will be happy to help you configure your specific application. There is also a database containing details of several hundred applications.