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Palm Oil Extraction Decanter Centrifuge

Palm Oil Extraction Decanter Centrifuge

Brand Name: Peony
Model Number: PDC,PNX
MOQ: 1 set
Price: USD20000~125000/SET FOB Shanghai
Packaging Details: Standard export package, polywood, fumigated wood, filmed
Payment Terms: TT,.LC,Western Union
Detail Information
Place of Origin:
China
Certification:
ISO9001& ISO14001
Wet Parts Material:
SS, DSS As Optional
Control Box:
With
Supply Ability:
60 sets per month
Highlight:

drilling mud decanter centrifuge

,

solid liquid centrifuge

Product Description
Palm Oil Extraction Decanter Centrifuge
Palm Oil Extraction Decanter Centrifuge 0
Description

A palm oil extraction decanter centrifuge is used for continuous oil-water-solid separation in palm oil processing lines. It is mainly applied in crude palm oil clarification, palm oil sludge treatment, palm oil mill effluent pre-treatment, and residual oil recovery.

In palm oil production, the process stream may contain crude palm oil, water, fine fibers, sludge, sand, suspended solids, and other impurities. If the separation system is not properly selected, the mill may face high oil loss, unstable clarification, higher wastewater load, frequent cleaning, and increased operating cost.

Peony provides decanter centrifuge solutions for palm oil mills, edible oil processors, rendering plants, and local engineering partners. The system can be configured according to feed condition, oil content, solids load, required oil recovery, wastewater condition, and site operation requirements.

Compared with simple settling or traditional clarification equipment, a decanter centrifuge supports continuous operation, automatic discharge, smaller footprint, and more stable separation under changing feed conditions.


Typical Applications
Application Material Separation Purpose
Crude palm oil clarification Crude palm oil with water and fine solids Remove water and suspended impurities
Palm oil sludge treatment Sludge from clarification tank or separator Recover residual oil and reduce sludge volume
Palm oil mill effluent pre-treatment Oily wastewater with suspended solids Reduce oil and solids load before wastewater treatment
Palm oil recovery High-oil sludge or process residue Improve oil recovery and reduce product loss
Palm kernel oil processing support Oil-water-solid mixture Support liquid clarification and solids removal
Edible oil processing line Oil phase with fine impurities Improve oil clarity before storage or polishing

Where It Is Used in Palm Oil Processing

The decanter centrifuge is usually installed in the clarification or sludge recovery section of a palm oil mill.

Typical process route:

Sterilization → Threshing → Digestion → Pressing → Crude Palm Oil → Clarification → Decanter Centrifuge → Oil Recovery / Sludge Reduction / Wastewater Pre-treatment

For sludge treatment:

Clarification Sludge → Decanter Centrifuge → Recovered Oil + Water Phase + Solids Discharge

For wastewater load reduction:

Oily Wastewater / POME Pre-treatment → Decanter Centrifuge → Reduced Suspended Solids → Downstream Wastewater Treatment

In a complete palm oil line, the decanter centrifuge does not work alone. Its performance is affected by feed temperature, oil content, solids concentration, water dilution, sludge properties, and upstream clarification stability.


How the Decanter Centrifuge Works in Palm Oil Extraction

The palm oil process stream enters the rotating bowl through the feed pipe. Under centrifugal force, the heavier solids move toward the bowl wall, the water phase forms the middle liquid layer, and the lighter oil phase moves closer to the center.

The screw conveyor continuously pushes the separated solids toward the solids discharge outlet. The oil phase and water phase are discharged separately through different liquid outlets.

This allows the machine to continuously separate:

Oil phase → Recovered crude palm oil
Water phase → Wastewater or further treatment
Solid phase → Sludge, fiber, sand, and impurities

The final separation result depends on feed temperature, oil content, solids concentration, dilution water, bowl speed, differential speed, pond depth, and liquid outlet adjustment.

Palm Oil Extraction Decanter Centrifuge 1

Key Selection Factors

1. Feed Material Condition

Palm oil sludge and crude oil streams can vary significantly. Before selecting the centrifuge, the feed source should be confirmed, such as crude palm oil clarification, sludge tank treatment, separator sludge, or wastewater pre-treatment.

Important data includes oil content, water content, solids content, viscosity, temperature, and impurity type.

2. Processing Capacity

The centrifuge capacity must match the palm oil mill’s actual processing load. If the machine is too small, it becomes a bottleneck. If it is too large, separation stability may be affected under low-feed conditions.

3. Oil Recovery Target

For sludge treatment, the key target is usually reducing residual oil loss. For clarification, the key target may be improving oil purity and reducing water or solids content.

Different targets require different bowl configuration, outlet adjustment, and operating parameters.

4. Solids and Fiber Content

Palm oil process streams may contain fibers, fine solids, sand, and sludge. These materials affect scroll wear, solids discharge stability, and maintenance frequency.

Wear protection should be considered when the material contains abrasive solids.

5. Wastewater Treatment Requirement

If the decanter is used before wastewater treatment, the selection should consider the downstream process. The goal is not only oil recovery, but also reducing suspended solids and improving wastewater treatment stability.

6. Cleaning and Hygiene

For edible oil processing, contact parts should be selected according to food-grade requirements. Smooth contact surfaces, easy-clean structure, and proper drainage design are important for daily operation.


Technical Parameter
Model Diameter (mm) Length (mm) Length-to-diameter rate G force Max solid discharge (m³/h) Weight (kg) Dimension (L*W*H) (mm)
PDC-10 250 1000 4 4080 0.4 1000 2410*800*1080
PDC-12 4200 1350 4 3500 0.6 1200 2610*800*1080
PDC-12 4200 1350 4.5 3180 1.2 1800 3495*840*1180
PDC-18 4000 1600 4.5 3180 1.2 3200 3497*1020*1385
PDC-18 450 2150 4 2500 2 3800 4447*1080*1385
PDC-20 400 2250 4.5 2500 3.5 4000 4580*1140*1470
PDC-21 530 2280 4.3 2500 5 5000 4924*1170*1540
PDC-26 655 2800 4.3 2270 8 7000 4300*1900*1350

Recommended Equipment Configuration
Configuration Purpose
Three-phase decanter design Separates oil, water, and solids continuously
Adjustable liquid outlet Helps optimize oil-water separation according to feed condition
Wear-resistant scroll protection Handles fibers, sand, and abrasive solids in palm oil sludge
Food-grade stainless steel contact parts Suitable for edible oil processing requirements
Automatic solids discharge Reduces manual sludge handling
Low-vibration drive system Supports long operating hours in palm oil mills
PLC control system Improves operating stability and process control
Easy-clean structure Reduces cleaning time and maintenance workload

Main Advantages

Continuous Oil-Water-Solid Separation

The decanter centrifuge can continuously separate crude palm oil, water, and solids, reducing dependence on long settling time.

Improved Oil Recovery

For palm oil sludge and process residue, the system can help recover residual oil and reduce oil loss in discharged sludge.

Lower Wastewater Treatment Load

By removing part of the oil and suspended solids before wastewater treatment, the decanter centrifuge can help reduce downstream treatment pressure.

Stable Operation for Palm Oil Mills

The equipment is suitable for continuous operation in palm oil processing lines and can be adjusted according to feed changes.

Reduced Manual Handling

Automatic feeding and continuous solids discharge reduce manual sludge handling and improve site operation efficiency.

Customizable Configuration

Material, wear protection, drive system, control system, outlet structure, and cleaning design can be customized according to the actual palm oil process.


What Data Is Needed for Selection?

For correct model selection, please provide:

  • Palm oil mill capacity
  • Feed material source
  • Feed flow rate
  • Oil content
  • Water content
  • Solids content
  • Feed temperature
  • Solids type and fiber content
  • Whether three-phase separation is required
  • Target oil recovery rate
  • Required oil clarity
  • Wastewater treatment requirement
  • Operating hours per day
  • Cleaning requirements
  • Site layout and installation conditions

FAQ

What is a palm oil extraction decanter centrifuge used for?

It is used to separate oil, water, and solids in palm oil processing. Common applications include crude palm oil clarification, sludge treatment, residual oil recovery, and wastewater pre-treatment.

Can it recover oil from palm oil sludge?

Yes. A three-phase decanter centrifuge can separate residual oil from sludge while discharging water and solids separately. The recovery result depends on oil content, solids load, temperature, and process adjustment.

Is it suitable for palm oil mill effluent treatment?

It can be used as a pre-treatment unit for oily wastewater or POME. It helps reduce oil and suspended solids before downstream wastewater treatment.

What affects the separation result?

Feed temperature, oil content, solids concentration, water dilution, bowl speed, differential speed, pond depth, scroll design, and outlet adjustment all affect the final result.

Is a three-phase decanter better than a two-phase decanter for palm oil?

For oil-water-solid separation, a three-phase decanter is usually more suitable. A two-phase decanter is more suitable when the main target is solid-liquid separation rather than oil-water separation.


Contact Peony for Partnership

If you have local customer channels or palm oil mill project resources, Peony welcomes cooperation.

We can support local agents, distributors, engineering companies, and service partners with palm oil separation process evaluation, decanter centrifuge selection, technical proposals, equipment supply, spare parts, installation guidance, commissioning support, and after-sales service.

Please send us your target market, customer type, palm oil mill capacity, feed material condition, project background, and cooperation proposal. Our team will evaluate the opportunity and provide suitable technical and commercial support.