Rotary Vacuum Dryers - Used and Surplus Inventory | IPP

Additional Information: vacuum paddle dryer with dust filter and heated shaft Order number: 14.-235/24158/00000/2-2871/53 Internal pressure rating -1/+0,5 bar @ 151 degrees C operating temperature (total volume 11.000 liter) straight side jacket pressure rated 6 bar @ 151 degrees C (volume 340 liter) Serpentine (2) 1/2 pipe coil jackets each coil rated 6 bar @ 151 degrees C (volume 50 liter); heated shaft rated 6 bar @ 151 degrees C ( volume 1120 liter) (1) bolted for shaft removal; with 3 zone jacket on straight side and 1/2 pipe coil jacket on each head Agitator shaft is 600 mm diameter and has has paddle agitators with flat blades, mechanical seals, and a rotary joint on one end for heating the shaft. Driven through a shaft mounted gear reducer Bag filter mounted on top of dryer housing. Openings include: Top - (1) 1000 mm diameter opening for bag filter, (1) 600 mm feed opening, (1) 500 mm manway with cover; center bottom outlet, 340 mm ID / 420 mm OD With Titanium Grade 2 vertical jacketed dust filter, 10 m3 (353 cubic foot) and 18 cages for filters/ socks. 1000 mm diameter x 2400 mm high, with assist top cover for sock replacement Agitation Seal Type: Mechanical. Dust Collection: Yes. Jacket Pressure: 6 bar. Jacket Temperature: 151 °C. Jacket Type: Half Pipe/Limpet.

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Stock Number: #207108

Stainless Steel 904 List (Switzerland) AP12-82 Conti Mixer-Continuous

Motor Power: 13.4 HP

Capacity (Design): 8.1 gallons

Length: 37.2 in

Orientation: Horizontal

Pressure: 0.5 bar

Temperature: 662 °F

Jacket Pressure: 6 bar

Jacket Temperature: 350 °C

Jacket Material: Stainless Steel 304L

Additional Information: 25 Liter Double Shaft Kneader Mixer with 1.4306 s/steel Double wall jacket internal -1/+0,5 bar hydraulic drive

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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

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

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.

FAQ

Dryer-Rotary Vacuum FAQ

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

What types of products are best suited for rotary vacuum drying?

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

How does a rotary vacuum dryer differ from other vacuum dryers?

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

What are key maintenance points for rotary vacuum dryers?

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

What are the benefits of buying used or secondhand process equipment from IPP?

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

Rotary Vacuum Dryers - Used and Surplus Inventory | IPP

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