| 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 |
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.
| 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 |
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.
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 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.
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.
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.
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.
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.
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.
| 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 |
| 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 |
The decanter centrifuge can continuously separate crude palm oil, water, and solids, reducing dependence on long settling time.
For palm oil sludge and process residue, the system can help recover residual oil and reduce oil loss in discharged sludge.
By removing part of the oil and suspended solids before wastewater treatment, the decanter centrifuge can help reduce downstream treatment pressure.
The equipment is suitable for continuous operation in palm oil processing lines and can be adjusted according to feed changes.
Automatic feeding and continuous solids discharge reduce manual sludge handling and improve site operation efficiency.
Material, wear protection, drive system, control system, outlet structure, and cleaning design can be customized according to the actual palm oil process.
For correct model selection, please provide:
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.
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.