Fish Oil Decanter Centrifuge
,60Hz decanter centrifuge machine
,AC Power decanter centrifuge machine

The Industrial Decanter Centrifuge for Closed-Loop Water Systems is designed for continuous solid-liquid separation in industrial water recycling and reuse processes.
It removes suspended solids, sludge particles, and process residues from circulating water, helping maintain water quality and improve reuse efficiency.
- Industrial process water recycling
- Closed-loop cooling water systems
- Wastewater reuse systems
- Manufacturing process water recovery
- Mining and mineral processing water circulation
- Chemical plant water recycling
- Paper and pulp process water treatment
- Food and beverage wastewater recovery
- Metal processing wastewater treatment
- Pretreatment before membrane filtration
Suspended Solids Accumulation
Recycled water may continuously accumulate suspended solids during circulation.
Sludge Generation
Process residues and contaminants may form concentrated sludge in circulating water systems.
Scaling and Fouling Risk
Suspended solids and impurities may cause scaling, blockage, and fouling in pipelines and equipment.
Freshwater Consumption Reduction
Industrial plants require higher water reuse rates to reduce freshwater intake and wastewater discharge.
Continuous Operation Requirements
Batch separation methods may require frequent cleaning, replacement, and manual operation.
Closed-Loop Water Separation Solution
Circulating Process Water + Suspended Solids
→ Collection Tank / Equalization Tank
→ Feed Pump
→ Industrial Decanter Centrifuge
→ Recycled Clean Water + Concentrated Sludge
Clarified Water → Process Reuse / Cooling System / Production Line
Concentrated Sludge → Drying / Disposal / Resource Recover
Peony Can Provide
- Closed-loop water treatment evaluation
- Decanter centrifuge selection
- Sludge concentration and dewatering solution
- Automatic feeding and discharge system
- Stainless steel corrosion-resistant configuration
- Wear-resistant scroll protection
- PLC automatic control system
- Integration with filtration and recycling systems
- Complete solid-liquid separation solution
How the Decanter Centrifuge Works
1. Wastewater Feeding
Circulating water containing suspended solids enters the rotating bowl through a controlled feed system.
2. Solid Sedimentation
Under centrifugal force, solid particles move toward the bowl wall and form a concentrated sludge layer.
3. Liquid Clarification
Separated water remains in the inner liquid zone and moves toward the liquid discharge outlet.
4. Continuous Sludge Conveying
The scroll transports settled solids toward the conical discharge end.
5. Separate Discharge
Clarified recycled water and concentrated sludge are discharged continuously through separate outlets.

| 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 |
Main Advantages
Improved Water Recycling Efficiency
Continuous removal of suspended solids helps maintain recycled water quality and improves reuse performance.
Reduced Sludge Disposal Volume
High-efficiency dewatering produces concentrated sludge with lower moisture content, reducing transportation and disposal costs.
Stable Closed-Loop Operation
Automatic solid removal helps prevent fouling, scaling, and equipment performance decline.
Continuous Automatic Separation
The decanter centrifuge operates continuously without filter replacement or frequent manual cleaning.
Flexible Industrial Configuration
Materials, wear protection, and control systems can be customized according to water quality and process conditions.
Please provide:
- Water source and application
- Suspended solids concentration
- Sludge characteristics
- Flow rate (m³/h)
- Particle size distribution
- Required recycled water quality
- Operating temperature
- pH and chemical composition
- Corrosion requirements
- Required sludge moisture content
Can a decanter centrifuge be used for water recycling systems?
Yes. It is widely used for continuous removal of suspended solids from industrial circulating water and wastewater reuse systems.
Can it replace filters in closed-loop water systems?
It depends on the process requirements. A decanter centrifuge is especially suitable for high-solid-load applications requiring continuous sludge removal.
What types of solids can it remove?
It can separate sludge, mineral particles, process residues, biological solids, and other suspended materials depending on particle characteristics.
Can the separated water be reused directly?
The clarified water quality depends on the feed characteristics and process requirements. Additional polishing treatment may be required for sensitive applications.
Is the system suitable for continuous factory operation?
Yes. The decanter centrifuge is designed for continuous feeding, automatic separation, and continuous solids discharge.
Peony welcomes cooperation with industrial manufacturers, wastewater treatment companies, EPC contractors, process engineers, and system integrators.
Send us your water characteristics, solids concentration, flow rate, recycling requirements, and operating conditions.
Our engineering team will recommend a suitable industrial decanter centrifuge solution for closed-loop water systems.
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