Twin Shell & Double Cone Dryers - Used and Surplus Inventory | IPP

Additional Information: REBUILT dryer rotation speed 0,8 – 4rpm IP54 motor, 220-380V openings dryer: (1) 500mm loading port, (1) 320 liter carbon steel horizontal oil circulation tank, manufactured by Klein, serial number A787, internal pressure 0 bar @ 300 degrees C, 700mm diameter x 1000mm straight side, weld dished heads, openings: top (1) 50mm, (1) 20mm, side wall: (1) 75mm, bottom: (2) 25mm, (1) 38mm. (1) 5m² cylindrical block graphite heat exchanger, manufactured by Sigri, type DK72-214063 serial number 8972, tube pressure 6 bar @ 170 degrees C (volume 15 liter), shell pressure 6 bar @ 170 degrees C (volume 26 liter), 300mm diameter x 1700mm straight side. Openings: tube side (2) 50mm, shell side (2) 75mm. (1) Polypropylene horizontal condensate receiver, 550mm diameter x 900mm straight side, flat heads, openings top: (1) 25mm, (2) 50mm, side wall: (2) 100mm sight glasses, bottom: (1) 25mm, mounted on carbon steel frame. (1) 0,5m² Hastelloy B jacketed fine dust collector, manufactured by Alb. Klein (Germany), serial number 51.0065/2, internal pressure -1 bar @ 250 degrees C, (volume 140 liter), jacket pressure 2,5 bar @ 250 degrees C (volume 7 liter), (1) 40 liter/min water seal vacuum pump, manufactured by Sulzer Burckhardt, type PMH156D2X3, serial number 101264, driven by a 4,6kW/3~/50Hz/220-380V/2890rpm, ExeIIT4 motor, with a 1,5m² 316 stainless steel steam condenser, manufactured by Sulzer Burckhardt, type APOVAC PMH156D2X3, serial number 49126, Volume 40 liter, tube pressure rated full vac @ 50 degrees C, shell pressure rated 3 bar @ 50 degrees C, (31) tubes, 25mm outside diameter x 800mm long on 60 degrees pitch, shell 250mm diameter x 800mm long, welded mounted on 316 stainless steel pot, 800mm diameter x 500mm straight side, Top head is bolted dished, openings: (1) 40mm on exchanger head, (2) 25mm on exchanger shell; (1) 25mm on top of receiver, (2) 80mm sight glass on receiver straight side, (1) 25mm center bottom outlet, mounted on legs. (1) U-tube and carbon steel shell heat exchanger, manufactured by Klein, serial number 510065A, tube pressure 6 bar @ 300 degrees C (volume 10 liter), shell pressure 6 bar @ 200 degrees C (volume 42 liter), 250mm diameter x 1000mm straight side, mounted on (2) carbon steel welded saddles.. (1) 12m³/h @ 25m head carbon steel centrifugal pump, manufactured by Allweiler AG, serial number P38345, driven by a 3kW/3~/50Hz/380V/2880rpm, IP 54 motor. Misc, stainless steel / carbon steel pipes.

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Browse used, secondhand and surplus twin shell dryers from IPP – in stock and ideal for uniform, low-shear drying

Save time and money with IPP’s ready-to-ship twin shell and double cone dryers for chemicals, pharma and food-grade applications

Twin shell and double cone dryers are rotating batch dryers used for low-shear, uniform drying of powders, granules and crystalline materials. Their simple, sealed design makes them ideal for vacuum drying and mixing sensitive or friable compounds. With over 47 years of experience, IPP offers a large inventory of secondhand and surplus twin shell and double cone dryers from 20 complete plant sites and more than 15,000 ready-to-ship systems.

These dryers operate by rotating the vessel to gently tumble the product while applying indirect heat through a jacket. Vacuum can be applied to reduce drying temperature, which is especially valuable for thermally sensitive materials or solvent removal.

Primary uses across industries

In pharmaceutical production, they dry APIs, intermediates and fine powders without degrading the product
In chemical manufacturing, they process specialty powders, pigments and sensitive catalysts
In nutraceuticals and food, they’re used for vitamins, proteins, extracts and granular ingredients
In plastics and resins, they dry additives and heat-sensitive compounds

Types of materials processed

Heat-sensitive powders and granules
Free-flowing solids requiring gentle tumbling
Products containing residual solvents

Common materials of construction

These dryers are built for corrosion resistance, cleanability and safe operation under vacuum:

Stainless steel for pharmaceutical and food-grade use
Carbon steel for non-corrosive industrial products
Specialty alloys like Hastelloy for reactive or high-purity applications

Key features of twin shell and double cone dryers

Gentle tumbling motion for uniform drying
Vacuum-compatible for low-temperature operation
Low shear – preserves fragile particles and blends
Sealed environment minimizes contamination
Easy to clean and maintain, with minimal moving parts

Learn more about vacuum tumble dryers and their industrial applications from Pharmaceutical Technology.

Find your double cone or twin shell dryer at IPP

Search the IPP inventory or contact IPP’s equipment experts to find a used, secondhand or surplus twin shell or double cone dryer. With global reach and systems ready to ship, IPP helps you save time and money on premium processing equipment.

FAQ

Dryer-Twin Shell & Double Cone FAQ

Have questions about Twin Shell & Double Cone Dryers or our services? Learn more about our products and why customers choose IPP.

What’s the main difference between a twin shell and a double cone dryer?

Both function similarly, but twin shell dryers feature V-shaped vessels while double cone dryers have a symmetric conical design – the choice depends on capacity, layout and material flow needs.

Why are these dryers preferred for pharmaceuticals and food?

They offer clean, low-shear, enclosed drying that prevents cross-contamination and protects sensitive materials.

What maintenance is required?

Regular inspection of seals, vacuum connections, and vessel rotation systems is key to ensuring performance and product integrity.

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

IPP provides faster lead times, deep cost savings, and 47+ years of global expertise to help clients scale efficiently.

Twin Shell & Double Cone Dryers - Used and Surplus Inventory | IPP

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