Centrifugal Spray Dryer

Our centrifugal spray drying system is composed of the feeding system, hot air system, drying system (inlet volute + drying tower), dust removal system (primary & secondary cyclone separator + receiving system), cleaning system, and control system.

It is usually been used for drying materials, such as food, yeast, hawthorn, collagen, medicine extract, egg white/yolk, plasma/blood cell protein, amino acid, flavoring, sodium fluoride, latex powder, and more.

In the below, you can check our drying solutions for nutrient compounds, mango juice, and fish protein hydrolyzate.

We can customize specific drying schema according to your material and requirements.

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Centrifugal Spray Dryer Flow Chart

Centrifugal Spray Dryer Flow Chart


Technical Parameters

Model Dimension 5 25 50 150 200-2000
Inlet Temperature 140-350℃ automatic control
Outlet Temperature 80-90℃
Max. Evaporation Capacity (kg/h) 5 25 50 150 200-2000
Atomizing Method compressed air transmission mechanical transmission
Revolution(r.p.m) 25000 18000 18000 15000 8000-15000
Diameter of Atomizing Disc(mm) 50 120 120 150 180-240
Heat Source electricity steam+electricity steam+electricity, oil, oil fuel, hot air furnace
Max. Heating Power(kW) 9 36 72 99
Overall Dimensions(L*W*H)(m) 1.8×0.93×2.2 3×2.7×4.26 3.5×3.5×4.8 5.5×4×7 depends on the actual situation
Dried Powder Restoring Rate(%) ≥95

Centrifugal Spray Drying Machine Composition

1. Feeding System

1.5kw, 0.8mpA motor variable frequency screw pump, the design temperature is under normal temperature conditions, if there is a temperature change, please contact us.

2. Hot Air System

This system provides the clean air needed before drying. The filtration volume is 25000m3/h, and the max pressure is 50Pa. The filter material is non-woven fabric, and the heating system adopts steam + electric heating.

3. Drying System

3.1 Inlet Volute

Centrifugal Spray Dry Inlet Volute

The stainless steel SUS304 logarithmic spiral hot air volute is at the top of the drying tower, providing stable hot air for the drying tower.

3.2 Drying Tower

Centrifugal Spray Dry Drying Tower

The drying tower is a cylindrical tall cylinder with a conical bottom. The tower has hot air inlet and outlet, inspection and cleaning ports, observation holes, lighting holes, etc. The entire drying tower is mounted on a bracket.

The inner and outer walls of the tower are made of stainless steel SUS304. The insulation material is 100mm aluminum silicate (Al₂SiO₅).


Applications

1. Our LPG-200 Centrifugal Spray Dryer Drying Solution for Nutrient Compound

1. Customer Materials & Requirements

Material

Agricultural organic compounds

Moisture state

Free water

Evaporation

About 200kg/h

Wet basis moisture content

75% (free water)

Dry basis moisture content

≤3% (free water)

Liquid specific gravity

1.2kg/cm³

Feed Temperature

10~12℃

Discharge Temperature

About 35℃

Heat Source

 Gas hot blast stove

Receiving Method

 Cyclone + cooling centralized collection

2. Drying Solution Technical Parameters

Equipment Model

LPG-200 Centrifugal Spray Dryer *1

Atomization Method

Centrifugal

Hot Air Contact Method

Parallel flow

Inlet Air Temperature

160~220℃

Outlet Air Temperature

80~100℃

Material requirements

Product contact SUS304

Dust Removal Method

Cyclone separator

Heating Method

Gas hot blast stove

Feeding Method

Screw pump feeding

Installation Site

General area for the main tower, clean area for receiving materials

Installation Site Size

Plant condition drawing is required

Noise

<80 dB

3. Public Works Conditions

Atmospheric Pressure

101.3KPa

Ambient Temperature

10℃

Relative Humidity

70%

Electric Power

380V, 3-phase, 50HZ

Machine Power

About 50KW

Compressed Air Consumption

0.8m³/min

Natural Gas Consumption

42Nm³ /h

Compressed Air Pressure

0.3~0.6mpa

2. Our LPG-2000 Centrifugal Spray Dryer Drying Solution for Mango Juice

1. Customer Materials & Requirements

Material

Mango juice

Moisture state

Free water

Evaporation

2000kg/h

Wet Bsis Moisture Content

80% (free water)

Dry Bsis Moisture Content

≤5% (free water)

Liquid specific gravity

1.03kg/cm³

Feed Temperature

40℃

Discharge Temperature

About 35℃

Heat Source

Steam + electric heating

Receiving Method

Cyclone + Water film dust collector

2. Drying Solution Technical Parameters

Equipment Model

LPG-2000 Centrifugal Spray Dryer *1

Atomization Method

Centrifugal

Hot Air Contact Method

Parallel flow

Inlet Air Temperature

160~220℃

Outlet Air Temperature

80~100℃

Material requirements

Product contact SUS304

Dust Removal Method

Cyclone separator

Heating Method

Steam + electric heating

Feeding Method

Screw pump feeding

Installation Site

General area for the main tower, clean area for receiving materials

Installation Site Size

Plant condition drawing is required

Noise

<80 dB

3. Public Works Conditions

Atmospheric Pressure

101.3KPa

Ambient Temperature

10℃

Relative Humidity

70%

Electric Power

380V, 3-phase, 50HZ

Machine Power

About 230KW

Compressed Air Consumption

0.6m³/min

Steam Consumption

About 3500kg/h

Compressed Air Pressure

0.3~0.6mpa

3. Our TPG-1000 Centrifugal Spray Dryer Drying Solution for Fish Hydrolyzed Protein

1. Customer Materials & Requirements

Material

Fish hydrolyzed protein

Moisture state

Free water

Evaporation

About 1000kg/h

Wet Base Moisture Content

79% (free water)

Dry Base Moisture Content

≤3% (free water)

liquid specific gravity

1.04kg/cm³

Feed Temperature

10~12℃

Discharge Temperature

About 35℃

Heat Source

 Gas hot blast stove

Receiving Method

Two-stage cyclone collector

2. Our Drying Solution Technical Parameters

Equipment Model

TPG-1000 Centrifugal Spray Dryer *1

Atomization Method

Centrifugal

Hot Air Contact Method

Parallel flow

Inlet Air Temperature

160~220℃

Outlet Air Temperature

80~100℃

Material requriments

Product contact SUS304

Dust Removal Method

Cyclone separator

Heating Method

Gas hot blast stove

Feeding Method

Screw pump feeding

Installation Site

General area for the main tower, clean area for receiving materials

Installation Site Size

Plant condition drawing is required

Noise

<80 dB

3. Public Works Conditions

Atmospheric Pressure

101.3KPa

Ambient Temperature

10℃

Relative Humidity

70%

Electric Power

380V, 3-phase, 50HZ

Machine Power

120KW

Compressed Air Consumption

1.1m³/min

Natural Gas Consumption

About 116Nm³ /h

Compressed Air Pressure

0.3~0.6mpa


 

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