Used Decanter Centrifuges for Sale
Decanter centrifuges are continuous separation systems designed to remove solids from liquids using high-speed rotational force. These horizontal centrifuges feature a rotating bowl and an internal scroll conveyor that continuously separates and discharges solids, making them ideal for high-throughput processing. Used decanter centrifuges are widely used in wastewater treatment, chemical processing, food production, and industrial manufacturing where efficient solid-liquid separation is required. Aaron Equipment offers used decanter centrifuges for sale in a range of bowl sizes, drive configurations, and capacities to meet various process demands.
Stock No.:
49886010Used FL Smidth 1860 Solid Bowl Decanter Centrifuge, Stainless steel
Used FL Smidth Incorporated Solid Bowl Decanter Centrifuge, Type NSOSTT12071, Model 1860-460-75, in stainless steel construction. Mid-size, high-throughput unit with 2,500 rpm maximum bowl speed and up to 60 gpm feed rate. Suitable for continuous liquid/solid separation in industrial slurries at up to approx. 60 gpm feed, such as food, chemical, mining/mineral, and wastewater streams, where stainless construction and mid-range throughput are required (subject to buyer validation). Includes feed pipe, 71:1 ratio gearbox, and 75 hp 3/60/460 volt, 1,765 rpm motor. Serial # 7959-2. Stainless construction broadens product compatibility, and the 75 hp drive delivers meaningful throughput and solids-handling capacity. Reported in good working condition; photos and inspection recommended. Broadly used in coal, iron ore, copper, gold, cement, coal preparation and potash and fertilizer minerals.
MFR: F L Smith
Stock No.:
49886011Used FL Smidth 1860-460-75 Stainless Steel Solid Bowl Decanter Centrifuge
Used- FL Smidth Decanter Machine Incorporated Solid Bowl Decanter Centrifuge, Type NSOSTT12071, Model 1860-460-75, Stainless Steel. Maximum 2500 rpm bowl speed, maximum feed 60 gallons per minute. Includes a feed pipe, 71 to 1 ratio gearbox, 75 hp, 3/60/460 volt, 1765 rpm motor. Serial # 7959-1. Broadly used in coal, iron ore, copper, gold, cement, coal preparation and potash and fertilizer minerals.
MFR: F L Smith
Stock No.:
47083001Used Flottweg Z5L Solid Bowl Horizontal Decanter Centrifuge – 2,650 RPM, 55 kW
Used- Flottweg Z5L Solid Bowl Horizontal Decanter Centrifuge. 316/329 Stainless steel construction (product contact areas), maximum bowl speed 2650 rpm, single lead conveyor with welded hardfacing, cyclo gearbox, stainless steel discharge chutes, standard feed pipe, grease lubrication system, adjustable liquid plate dams, fiberglass bowl cover, base, 55 kw, 380/3/50 main drive.
MFR: Flottweg
Stock No.:
49662009Used Alfa Laval NX-6541 "SanX" Solid Bowl Decanter Centrifuge – Built 2020
Used- Alfa Laval NX-6541 "Sanx" solid bowl decanter centrifuge, SanX model, stainless steel construction (product contact areas), max bowl speed 3100 rpm. 25" diameter x 98.75" long bowl. 360 degree solid discharge ports, 9" single lead conveyor , base, casing, gearbox 127/1 ratio, 75 hp main drive motor, 30 hp backdrive motor, control (460/3/60). Built 2020
MFR: Alfa Laval
Stock No.:
10151369Used Alfa Laval / Sharples PM-70000 Super-D-Canter Solid bowl Decanter Centrifuge
Used- Alfa Laval / Sharples PM-70000 Super-D-Canter Solid bowl Decanter Centrifuge, (same size as a P-5400), stainless steel construction (product contact areas). 5" single lead conveyor, base, casing, gearbox, 200 HP main drive motor, lubrication pump system.
MFR: Sharples
Stock No.:
50619002Used Alfa Laval / Sharples Super-D-Canter DS-706 Centrifuge – 300 HP, 317 Stainless Steel
Used- Alfa Laval / Sharples Super-D-Canter DS-706 Centrifuge, 317 Stainless steel construction on product contact areas, maximum bowl speed 2600 rpm, 10" single lead conveyor with STC wear protection tiles, casing with stainless top cover, gearbox (95:1 ratio), air cooled lube system, 300 hp drive motor and sub-base with VFD, 3/60/460 volt, 1780 rpm, safety guards, feed pipe, backdrive stand and 75 hp motor, operations and control panels.
MFR: Alfa Laval
Stock No.:
10749152Used Bird 36x72 Decanter Centrifuge | Heavy-Duty Continuous Solid–Liquid Separation System
Used Bird 36x72 Decanter Centrifuge | Heavy-Duty Continuous SolidLiquid Separation System. 316 Stainless steel construction. Max bowl speed 1190 RPM. 150 HP motor. 36'' x 72'' bowl dimensions.
MFR: Bird
Stock No.:
14191145Used Sharples P-660 Decanter Centrifuge | 6000 RPM | Stainless Steel | 7.5 HP Main Drive | Mounted w/ Vibration Isolation
Used Sharples P-660 Decanter Centrifuge | 6000 RPM | Stainless Steel | 7.5 HP Main Drive | Mounted w/ Vibration Isolation. Stainless Steel. Main drive motor 7.5 hp 3/60/230-460 volts, fixed speed. Backdrive motor2 hp 3/60/208 230-460 volts fixed speed. 6000 rpm max speed, 95:1 gearbox. Mounted on table with vibration isolators.
MFR: Sharples
Stock No.:
50058011Used Sharples P-660 Super-D-Canter Centrifuge | 6000 RPM | New Motors & PLC Panel | Stainless Steel | 1-Year Warranty
Used Sharples P-660 Super-D-Canter Centrifuge | 6000 RPM | New Motors & PLC Panel | 1-Year Warranty, stainless steel construction (product contact areas, max bowl speed 6000 rpm, single lead conveyor w/welded hardfacing wear protection, base, casing, feed pipe, 95:1 planetary gearbox, (New) 10 HP Main Drive motor, (New) 5 hp backdrive motor, mounted plate w/ vibration Isolations. Mounted on approx. 4 stainless steel stand w/casters, safety guards, (New) programable logic control/drive panel. (Reconditioned with warranty)
MFR: Sharples
Stock No.:
53204001Sharples Decanter Centrifuge, Model P-3000 Decanter.
Used- Sharples Decanter Centrifuge, Model P-3000 Decanter. Stainless steel. Reportedly, refurbished with VFD control panel. Our freight specialists can assist you with door to door transportation and all customs documents needed to make the process go as smoothly as possible.
MFR: Sharples
Stock No.:
53228004Used Flottweg Z4D-3/409 Sedicanter® Decanter Centrifuge | 316 Stainless Steel | 7,750 RPM | 30 kW Main Drive
Used- Flottweg Model Z4D-3/409 Sedicanter Decanter Centrifuge. 316 stainless steel. Max bowl speed 7750 RPM, 30 KW (40.2hp) Main drive motor, 7.5 KW (10hp) back drive motor, gearbox, feed tube, lube system, vibration switch/isolators, guards, chutes and control panel. Our freight specialists can assist you with door to door transportation and all customs documents needed to make the process go as smoothly as possible.
MFR: Flottweg
Stock No.:
53459035Unused Alfa Laval Aldec 45 Solid Bowl Decanter Centrifuge – 316 Stainless Steel, 4,200 RPM, 55 kW Drive
Unused Alfa Laval Aldec 45 Solid Bowl Decanter Centrifuge 316 Stainless Steel, 4,200 RPM, 55 kW Drive. AISI 316 Stainless Steel construction (product contact areas). Maximum bowl speed 4200 RPM. 360 deg single row of lined cake discharge ports with Tungsten Carbide wear liners, liquid plate dams, base, stainless steel casing, approx. 55 kW (82.5 HP), 3/50/400-Volt main drive motor. 2.5 KN gearbox with back drive. Frame mounted on (4) legs. Control panel. Serial # 5250277. New 2021. Unused never used in production.
MFR: Alfa Laval
Decanter Centrifuge Applications & Typical Use Cases
Used decanter centrifuges are commonly used in applications requiring continuous solid-liquid separation. Typical use cases include:
Sludge thickening and dewatering in wastewater treatment
Separation of chemical slurries and industrial byproducts
Oil, fat, and grease separation in food processing
Biomass and fermentation separation in biotechnology
Clarification of process liquids in industrial operations
These machines are well-suited for handling high solids content and continuous processing environments.
When to Choose a Decanter Centrifuge
Decanter centrifuges are best suited for operations requiring continuous separation and automated solids discharge. They are typically selected over batch centrifuges when high throughput and minimal operator intervention are priorities. Processes involving slurries with significant solids content or requiring consistent, uninterrupted separation performance benefit from decanter centrifuge systems.
Used Decanter Centrifuge Buying Considerations
When evaluating a used decanter centrifuge, consider:
Bowl diameter and length: Affects separation efficiency and throughput capacity
Differential speed: Controls solids conveyance and separation performance
Torque rating and drive system: Important for handling heavy or abrasive materials
Solids handling capacity: Must align with feed concentration and production requirements
Wear components and maintenance history: Evaluate scroll condition, bearings, and rebuild records
Why Buy Used Decanter Centrifuges
Purchasing a used decanter centrifuge can significantly reduce capital costs while maintaining reliable separation performance. Many units are available for immediate shipment, helping facilities avoid long OEM lead times. Used equipment also provides access to proven, industrial-grade systems suitable for demanding applications.
Sell Your Used Decanter Centrifuges
Aaron Equipment purchases surplus and used decanter centrifuges from a wide range of manufacturers and configurations. Whether you are upgrading equipment, liquidating assets, or have idle inventory, our team can assist with buyouts or consignment opportunities.
A decanter centrifuge is a continuous separation machine that uses centrifugal force to separate solids from liquids. It features a rotating bowl and internal scroll conveyor that automatically removes solids, making it ideal for high-volume processing.
Decanter centrifuges are used for sludge dewatering, slurry separation, oil and fat clarification, and industrial wastewater processing. They are commonly used in chemical, food, and environmental applications requiring continuous separation.
Decanter centrifuges operate continuously and automatically discharge solids, while basket centrifuges typically run in batch cycles and require manual or semi-automated unloading. Decanters are preferred for high-throughput operations, while basket centrifuges are used for specific batch processes.
The cost of a used decanter centrifuge depends on factors such as size, manufacturer, capacity, condition, and configuration. Larger or specialized units typically command higher prices. Contact Aaron Equipment for current availability and pricing.
Yes. Aaron Equipment purchases used decanter centrifuges across multiple manufacturers and configurations. If you have equipment available for sale, submit your details to request an evaluation.