Used rotary vacuum dryers for sale: low-temperature drying for heat-sensitive materials

Shop used, surplus and secondhand rotary vacuum dryers from IPP – in stock and engineered for gentle processing

IPP helps you save time and money with ready-to-ship vacuum dryers for pharma, chemical and specialty manufacturing

Featured Rotary Vacuum Dryers

Dryer - Rotary Vacuum Stainless Steel 316 by Buss AG Basel Schwein

Type: Dryer-Rotary Vacuum

Manufacturer: Buss AG Basel Schwein

Condition: Used

Material: Stainless Steel 316

Capacity Design: 2.5 m3 (90 ft3)

Capacity Working: 1.7 m3 (60 ft3)

Rotary Vacuum Paddle Dryer with heated shaft.
Vessel rated for Full vacuum internally.
With 316 stainless steel internals & stainless steel half-pipe coil jacket.
One head bolted dished, one head welded dished.
Unit has approx.12" diameter heated shaft with paddle agitator blades.
Shaft is direct coupled to a gear reducer
Openings include: (1) 18" Top, (1) 12" x 16" end port with hinged cover, Bottom center discharge.

Diameter: 1,200 mm (48 in). Length: 3,650 mm (144 in). Height: 1,400 mm (56 in). Rated for Vacuum: Yes. Heat Transfer Surface Area: 15.1 m² (163 ft²). Orientation: Horizontal. Agitation Seal Type: Packing. Jacket Material: Stainless Steel Other. Jacket Pressure: 4.1 bar (60 psi). Jacket Type: Half Pipe/Limpet.

Stainless Steel Austenitic Engelsmann AG K127AM200/180 Dryer-Rotary Vacuum

Type: Dryer-Rotary Vacuum

Manufacturer: Engelsmann AG

Model: K127AM200/180

Condition: Used

Material: Stainless Steel Austenitic

Capacity Design: 0.25 m3 (8.8 ft3)

Capacity Working: 0.17 m3 (6 ft3)

Vacuum dryer system internal pressure rated -1/+1bar @ -10/+165 degrees C (volume 250 liter), jacket pressure rated -1/+8bar @ -10/+165 degrees C (volume 35 liter) type CD180M-4 3~/50Hz/230-400V/1,460rpm CE confirm, EExdeIICT4, system including: (1) 3.1m² 1.4571 stainless steel tube and shell heat exchanger/condenser, (1) 8m³/h @ 3m head iron cast centrifugal pump, (1) 50 liter 1.4571 stainless steel condensate receiver, (1) 20 liter 1.4571 stainless steel gas separator, (1) 17.5 liter 1.4571 stainless steel jacketed pressure tank, (1) Frequency converter on pallet, (2) stainless steel guards on pallet, (2) Valves and (1) chain on pallet, Accessories on pallet

Diameter: 600 mm (23.6 in). Length: 2,300 mm (90.6 in). Height: 2,200 mm (86.4 in). Temperature: 165 °C (329 °F). Pressure: 1 bar (14.5 psi). Rated for Vacuum: Yes. Heat Transfer Surface Area: 4.4 m² (47 ft²). Agitation Seal Type: Mechanical. Jacket Material: Stainless Steel Austenitic. Jacket Pressure: 8 bar (116 psi). Jacket Temperature: 165 °C (329 °F).

Dryer-Rotary Cogeim E.O.4000 Vacuum Stainless Steel 316L

Type: Dryer-Rotary Vacuum

Manufacturer: Cogeim

Model: E.O 4000

Condition: Used

Material: Stainless Steel 316L

Capacity Design: 4 m3 (141.3 ft3)

Capacity Working: 2.6 m3 (91.8 ft3)

design pressure internal 4 bar + full vacuum @ -29/185 degrees C,
jacket 10 bar + full vacuum @ -29/185 degrees C,
shaft 10 bar + full vacuum @ -29/185 degrees C,
shaft driven by 22/15kW, 3/50/415 volt, 1465/980 rpm IP55 motor via a 24.20:1 ratio gearbox,
half pipe coil jacket on body and ends
center bottom discharge,

dryer with

(1) (1) 150 liter 316L stainless steel pressure tank (jacket expansion tank), pressure -1/6 barg @ 185 degrees C,

(1) 316 stainless steel centrifugal pump, manufactured by Girdlestone, type 12CS3G, serial #53534, size 80-50-175, driven by 11kW, 3/50/415 volt, 2940 rpm EEx de IIB T4 motor, mounted on a baseplate,

Diameter: 1,400 mm (55.1 in). Length: 3,200 mm (126 in). Temperature: 185 °C (365 °F). Pressure: 4 bar (58 psi). Rated for Vacuum: Yes. Heat Transfer Surface Area: 3 m² (32.3 ft²). Shaft Cored and National Board Stamped: Yes. Orientation: Horizontal. Agitation: Yes. Agitation Seal Type: Packing. Dust Collection: Yes. Jacket Material: Stainless Steel 316L. Jacket Pressure: 10 bar (145 psi). Jacket Temperature: 185 °C (365 °F). Jacket Type: Half Pipe/Limpet.

Dryer Rotary Vacuum Giovanola Stainless Steel 316

Type: Dryer-Rotary Vacuum

Manufacturer: Giovanola

Condition: Used

Material: Stainless Steel 316

Capacity Design: 3 m3 (105.9 ft3)

Capacity Working: 2 m3 (70.6 ft3)

jacketed rotary vacuum paddle dryer safe operating pressure of vessel atmospheric/vacuum 3000 liter with rotary union joint top mounted dust filter, bottom discharge with valve,

Diameter: 1,250 mm (49.2 in). Length: 3,000 mm (118.1 in). Pressure: 1.01 bar (14.7 psi). Rated for Vacuum: Yes. Heat Transfer Surface Area: 11.7 m² (126 ft²). Orientation: Horizontal. Operational Mode: Batch. Agitation: Yes. Jacket Material: Stainless Steel 321. Jacket Pressure: 6 bar (87 psi).

Rotary vacuum dryers are indirect batch dryers designed for efficient moisture removal under vacuum conditions. They’re ideal for temperature-sensitive products, solvent recovery, and materials that require precise control during drying. With over 47 years of experience, IPP offers a wide inventory of used, secondhand and surplus rotary vacuum dryers from 20 global plant sites and more than 15,000 ready-to-ship systems. These units combine heat transfer efficiency with controlled environments, helping manufacturers reduce drying times while protecting product quality.

The rotary motion improves contact between the material and the heated wall of the jacketed vessel. Combined with vacuum pressure, this design reduces the boiling point of moisture or solvents, making it ideal for thermally unstable or hazardous materials.

Primary uses across industries

In pharmaceutical manufacturing, rotary vacuum dryers are used to dry APIs, intermediates and fine powders
In chemical processing, they handle temperature-sensitive compounds and solvent-laden materials
In food and nutraceuticals, they gently dry botanical extracts, proteins and flavorings
In specialty materials, such as pigments, dyes and polymers, they offer low-oxygen, low-temp environments

Types of materials processed

Heat-sensitive powders, pastes and slurries
Solvent-containing materials requiring closed-loop recovery
Products with strict purity and moisture content specifications

Common materials of construction

These dryers are designed for cleanability, corrosion resistance and precise thermal control:

Stainless steel for sanitary, food-grade and chemical applications
Carbon steel for general-purpose, non-corrosive processing
Hastelloy and specialty alloys for aggressive chemicals or high-purity uses

Key features of rotary vacuum dryers

Indirect jacketed heating for efficient thermal transfer
Vacuum operation for low-temperature drying
Rotating drum for uniform drying and reduced clumping
Compatible with solvent recovery systems
Batch design for high control over final product quality

Dryer-Rotary Vacuum FAQ

Have questions about Rotary Vacuum Dryers or our services? Learn more about our products and why customers choose IPP.

Materials that are heat-sensitive, solvent-rich, or require precise moisture control—like APIs, dyes, and botanicals—are ideal candidates.

The rotary design improves product contact and prevents caking or clumping, making it more effective for pastes, slurries and sticky materials.

Check mechanical seals, vacuum integrity, gear drives, and jacket performance. Clean regularly to avoid contamination or buildup.

IPP offers faster lead times, savings up to 70%, and reliable support from a team with more than 47 years of process industry experience.

Learn more about vacuum drying principles and equipment from Pharma Manufacturing.

Find your rotary vacuum dryer at IPP

Search the IPP inventory or contact IPP’s equipment experts to locate the ideal used, surplus or secondhand rotary vacuum dryer for your operation. IPP helps you save time and money with equipment that’s ready to ship and backed by decades of proven experience.