Spray Drying Equipment
Small scale pilot trials
Scale:1-10Kgs
Uses: Evaluation behaviour of ingredients, product formula optimisation and samples for analytical development etc.
Pilot scale UHT plant (150 L/Hr) with direct steam injection, infusion and indirect heating.
Small scale evaporator (42 kg WEC/Hr) and Single Stage Spray drier (10 kg WEC/Hr).
Intermediate scale pilot trials
Scale 10-50Kgs/ WEC: 20Kg/hr
The BFE is an integrated state-of-the-art facility for food technologists to separate, stabilise and deliver bioactive ingredients in beverages with commercial potential.
Multi-stage Spray Drier with fluidising capabilities.
Falling film evaporator – 60Kg WEC/Hr.
Multifunctional Membrane Filtration plant.
Microthermics heat exchanger & in-line homogenisers (30-200L/hr) + Clean fill unit.

Anhydro 750 Micraspray
Engineering function |
Anhydro 750 Micraspray |
Atomisation | 2-Fluid Hi-PR Nozzle |
Fluidisation | Integrated + External bed |
Airflow Pattern |
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Chamber Size / Features |
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Cyclone | representative of commercial scale |
Scale – Water Evaporation – Kg powder/h | 20 kg powder/hr at 180°C air inlet / 75°C at end of first stage.Feed/water tank system ~80 L feed/ ~10 L water |
Airflow | 1,050 Nm³/h |
Data acquisition |
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Fines return system |
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Particle size | •In the range 50 – 250 microns •Large, free-flowing, dust-free agglomerates. |
Large scale pilot trials
Scale 50-500Kgs / Niro Tall Form (TFD 20) / WEC:100 kg/hr
Concentration of fluid materials fractions, hydrolysates, fermentation products etc. by thermal evaporation.
Drying of protein fractions
Spray drying – regular and agglomerated powders. Option of lecithination, in-line dry dosing.
In-line homogenisation.
Powder blending.
Crystallisation.
Powder canning.
Equipment items
NIRO Tall Form Drier (100 kg H2O h-1). 2 x Vibro Fluidised Beds for agglomeration and lecithination.
New Dehumidification and humidification system commissioned in 2011.
Scrape surface heat exchanger, in-line or off line homogeniser, high pressure pump.
CO2 injection capability for bulk density variation.
Three effect NIRO thermal evaporator (800 kg H2O h-1) with FSH (up to 150c, tres=0.5 15 s).
Attrition drier (60 kg H2O h-1).
Powder Blenders (25 kg and 1500 kg).
Concentrate and crystallisation tanks.
Scrape surface heat exchanger.
Engineering function |
NIRO TFD 20 |
Atomisation | 3 Nozzles – Spray systems Choice up to 10 nozzles based on total solids and desired particle size |
Fluidisation | 2 External fluidised beds |
Chamber Size / Features | Angle of cone favours airflow pattern/sticky prods Rotary valve PDR discharge |
Cyclone | Representative of commercial scale, no bag filter |
Scale – Water Evaporation – Kg powder/h | 100 kg powder/hr at 180°C air inlet / 75°C Outlet Feed system ~300 L feed |
Airflow | Inlet Air Flow 2500 m³/h |
Data acquisition |
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Fines return System |
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Particle size |
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feed-line
Schematic of Anhydro Micraspray 750 three-stage drier – Moorepark

Tall-form dryer
Schematic of Niro tall form dryer at MTL.
Get in touch with MTL today
For details on any of the above, please contact us.