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Used evaporators for sale: efficient separation for solvent recovery and product concentration

Browse used, surplus and secondhand evaporators from IPP – in stock and optimized for chemical, pharma and food processing

Save time and money with IPP’s ready-to-ship evaporators for distillation, purification and thermal separation

Featured Wiped/Thin Film Evaporators

Stainless Steel 304 Clad Buflovak/Blaw Knox Roto-Vak Mdl Wiped/Thin Film Evaporator

Type: Evaporator

Subtype: Wiped/Thin Film

Manufacturer: Buflovak/Blaw Knox

Model: Roto-Vak Mdl

Condition: Used

Material: Stainless Steel 304

Clad: Yes

Evaporation Rate: 626 kg/h (1,400 lb/h)

Total Heat Transfer Surface Area: 4.6 m² (50 ft²)

304 ELC SS 40% clad on Carbon steel (for product contact), thin film evaporator system Mfd by Buflovak 165 psi @ 400 deg F jkt. NB stamped 5931. Rotor was under driven by 20 HP, 3/60/220/440 volt mtr w/UL label, 480 rpm rotor speed. (motor for drive not available). Unit has external upper & lower bearings, mech seals on shaft. Unit has 3" feed port and 10" x 24" discharge into centrifugal vapor/liquid separator. 36" deep cone btm. W/system is 565 sq ft, 304LSS shell side, CS head, horiz condenser with 3/4" OD x 18 bwg, 304LSS tubes, 143" long. 6 pass tube side. 18" dia 304ELC SS shell 161" overall length. CS channels. Unit designed for 30 psi & full vac @ 400 deg F shell side; 100 psig @ 400 deg F tube side. Openings: shell 1-10", 1-3"; channels 2-4" one head, (2) 3/4" other head. Mfd by Patterson Kelly. Also w/unit is an 81 sq ft aftercondenser. Mfd by Graham, 304SS shell side, CS tube side. Unit rated 50 psig/full vac @ 150 deg F shell side; 75 psig @ 150 deg F tube side. Asme code constructed. 8" dia shell, 8' long tubes, 9'11" overall length.

Diameter: 1,000 mm (40 in). Height: 1,750 mm (68 in). Pressure: 1.03 bar (15 psi). Temperature: 204.4 °C (400 °F). Vacuum: Yes. Mechanical Seal on Shaft: Yes.

Stainless Steel 304 Clad Buflovak/Blaw Knox Roto-Vak Mdl Wiped/Thin Film Evaporator

Type: Evaporator

Subtype: Wiped/Thin Film

Manufacturer: Buflovak/Blaw Knox

Model: Roto-Vak Mdl

Condition: Used

Material: Stainless Steel 304

Clad: Yes

Evaporation Rate: 626 kg/h (1,400 lb/h)

Total Heat Transfer Surface Area: 4.6 m² (50 ft²)

304 ELC SS 40% clad on Carbon steel (for product contact), thin film evaporator system 165 psi @ 400 deg F jkt NB stamped 5932. Rotor was under driven by 20 HP, 3/60/220/440 volt mtr w/UL label, 480 rpm rotor speed Unit has external upper & lower bearings, mech seals on shaft. Unit has 3" feed port and 10" x 24" discharge into centrifugal vapor/liquid separator. 36" deep cone btm W/system is 565 sq ft, 304LSS shell side, CS head, horiz condenser with 3/4" OD x 18 bwg, 304LSS tubes, 143" long. 6 pass tube side. 18" dia 304ELC SS shell 161" overall length. CS channels. Unit designed for 30 psi & full vac @ 400 deg F shell side; 100 psig @ 400 deg F tube side. Openings: shell 1-10", 1-3"; channels 2-4" one head, (2) 3/4" other head. Mfd by Patterson Kelly. Also w/unit is an 81 sq ft aftercondenser. Mfd by Graham, 304SS shell side, CS tube side. Unit rated 50 psig/full vac @ 150 deg F shell side; 75 psig @ 150 deg F tube side. Asme code constructed. 8" dia shell, 8' long tubes, 9'11" overall length.

Diameter: 1,000 mm (40 in). Height: 1,750 mm (68 in). Pressure: 1.03 bar (15 psi). Temperature: 204.4 °C (400 °F). Vacuum: Yes. Mechanical Seal on Shaft: Yes.

Stainless Steel 316 Wiped/Thin Film Evaporator

Type: Evaporator

Subtype: Wiped/Thin Film

Condition: Used

Material: Stainless Steel 316

Evaporation Rate: 4.5 kg/h (10 lb/h)

Total Heat Transfer Surface Area: 0.2 m² (2.2 ft²)

(Two SPDU's) product contact, complete Short path distillation plant. This unit was previously used to process 300 lbs/day of product. The system consists of two, 0.1 m2 short path distillation units, three cold traps, six hold up receivers, and a degassing column with a pre heater. All equipment is piped and mounted in a steel framework, including all pumps, vacuum pumps, heater, valves, and controls. This process system has the following attributes: Can operate up to 340 degrees C, It is capable of vacuum to 0.01 mbar. , has a short resonance time, is good for heat sensitive products and hazardous materials, is suitable for viscous products, and has an excellent turn down capacity. Product contact surfaces are finished to 0.62 um RA The process piping and hold up tank are jacketed. The cold traps feature double coils for hot and cold brine. The system includes all process pumps and vacuum pumps. Primary and secondary heaters are supplied by Sterling. Chillers are supplied by Micro Therm.

Orientation: Vertical. Temperature: 340 °C (644 °F). Vacuum: Yes.

Stainless Steel 316 Hitachi Wiped/Thin Film Evaporator

Type: Evaporator

Subtype: Wiped/Thin Film

Manufacturer: Hitachi

Condition: Used

Material: Stainless Steel 316

Evaporation Rate: 317.5 kg/h (700 lb/h)

Total Heat Transfer Surface Area: 13 m² (140 ft²)

jkt rated 125 psi @ 350 deg F 2-zone CS jkt. 10' long evaporation section. 8-blade rotor, mech seal on shaft. Belt driven by 30 HP, 3/60/460 volt, 890 rpm TEFC motor.

Orientation: Horizontal. Diameter: 1,050 mm (42 in). Height: 3,050 mm (120 in). Pressure: 1.03 bar (15 psi). Temperature: 176.7 °C (350 °F). Vacuum: Yes. Mechanical Seal on Shaft: Yes.

Used evaporators are thermal separation systems that concentrate solutions, recover solvents, or reduce waste volume by vaporizing liquid components. These systems are essential across industries where product purity, yield, and cost-efficiency matter. With more than 47 years of industry expertise, IPP offers used, secondhand and surplus evaporators from 20 complete plant sites and a massive inventory of over 15,000 systems ready to ship.

Evaporators are available in multiple configurations—falling film, rising film, forced circulation, wiped film and multiple-effect systems—each tailored for specific viscosity, temperature sensitivity and throughput needs.

Primary uses across industries

Types of materials processed

Common materials of construction

Evaporators are built for long service life, cleanability and chemical resistance:

Key features of industrial evaporators

Learn more about evaporator types and applications in process industries from Chemical Engineering.

Find your evaporator at IPP

Search the IPP inventory or contact IPP’s equipment experts to locate the ideal used, secondhand or surplus evaporator for your facility. Whether for concentration, recovery or purification, IPP helps you save time and money with precision systems ready to ship.

Evaporator FAQ
Have questions about Evaporators or our services? Learn more about our products and why customers choose IPP.
Falling film evaporators are ideal for heat-sensitive materials and lower viscosities, while forced circulation systems handle higher solids and fouling-prone feeds.
Yes – many units can be reconfigured with new instrumentation, controls or materials of construction to meet changing process needs.
Absolutely – they reuse vapor from one stage to heat the next, reducing overall steam consumption and operational costs.
IPP provides faster lead times, cost savings and global support from a team with 47+ years of process plant experience.