Industrial Decanter Centrifuge for Chemical Plant Waste Slurry
The Industrial Decanter Centrifuge for Chemical Plant Waste Slurry is designed for continuous solid-liquid separation of complex chemical process residues, wastewater sludge, and industrial waste slurry.
Chemical plants often generate waste streams containing fine particles, inorganic salts, catalysts, polymers, pigments, and other suspended solids. The decanter centrifuge uses high centrifugal force and continuous scroll conveying to separate clarified liquid from concentrated solids.
By reducing slurry volume, recovering valuable materials, and improving downstream treatment efficiency, the decanter centrifuge helps chemical plants optimize waste handling, reduce disposal costs, and improve resource recovery.
- Chemical wastewater sludge dewatering
- Inorganic chemical residue separation
- Catalyst recovery and regeneration processes
- Pigment and dye slurry treatment
- Polymer production waste slurry
- Fine chemical process residue recovery
- Salt-containing chemical wastewater treatment
- Pharmaceutical intermediate waste treatment
- Industrial neutralization sludge dewatering
- Solid recovery before drying or further treatment
Complex Slurry Composition
Chemical waste slurry may contain mixed solids, dissolved substances, fine particles, and unstable components.
Fine Suspended Solids
Small particles may settle slowly and are difficult to separate with conventional equipment.
Corrosive Components
Chemical slurry may contain acids, alkalis, chlorides, solvents, or other corrosive substances.
Variable Feed Conditions
Waste slurry characteristics can change with different production batches.
Waste Reduction Requirements
Chemical plants need to reduce sludge volume and improve disposal efficiency.
Chemical Waste Slurry Separation Solution
Chemical Waste Slurry
↓
Feed Conditioning System
↓
Controlled Feed Pump
↓
Industrial Decanter Centrifuge
↓
Concentrated Chemical Solids + Clarified Liquid
↓
Solids → Drying / Disposal / Resource Recovery
Liquid → Recycling / Further Treatment
Peony Can Provide
- Chemical slurry separation evaluation
- Decanter centrifuge process selection
- Solid-liquid separation testing
- Corrosion-resistant material selection
- Wear-resistant bowl and scroll configuration
- Explosion-proof configuration for hazardous areas
- Closed operation system design
- Automatic PLC control system
- Integration with wastewater treatment systems
- Customized solutions for chemical production lines
How the Decanter Centrifuge Works
1. Chemical Slurry Feeding
Chemical waste slurry enters the rotating bowl through a controlled feeding system.
2. Solid Sedimentation
Under centrifugal force, solid particles move toward the bowl wall and form a concentrated solids layer.
3. Liquid Clarification
Separated liquid remains in the inner liquid zone and flows toward the liquid discharge area.
4. Solids Conveying
The scroll continuously transports settled solids toward the conical discharge end.
5. Separate Discharge
Clarified liquid and concentrated chemical solids 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
Efficient Chemical Slurry Dewatering
High centrifugal force separates liquid from chemical waste solids and improves solids concentration.
Continuous Operation
The decanter centrifuge provides continuous feeding, separation, and solids discharge without frequent shutdown.
Reduced Waste Disposal Cost
Lower moisture content reduces sludge volume and transportation requirements.
Flexible Chemical Compatibility
Stainless steel, duplex stainless steel, titanium, and other corrosion-resistant materials can be selected.
Automated Process Control
PLC control allows stable operation and easier adjustment for changing slurry conditions.
Please provide:
- Chemical slurry type
- Solid content concentration (wt% or vol%)
- Particle size distribution
- Solid and liquid density
- Slurry viscosity
- pH value
- Corrosive components
- Flow rate
- Target moisture content
- Operating temperature
- Explosion-proof requirements
- Existing downstream treatment process
What chemical waste slurries can a decanter centrifuge process?
It can process chemical wastewater sludge, catalyst residues, inorganic salts, polymer slurry, pigment waste, and other industrial solid-liquid mixtures.
Can the centrifuge handle corrosive chemical materials?
Yes. Material selection such as stainless steel, duplex stainless steel, titanium, and special alloys can be customized according to chemical conditions.
Does the decanter centrifuge operate continuously?
Yes. It provides continuous feeding, separation, and solids discharge for industrial production.
Can it recover valuable chemical solids?
Yes. The centrifuge can recover catalysts, salts, minerals, and other valuable solid components from process slurry.
How can chemical plants select the right centrifuge model?
Selection depends on solids concentration, particle size, density difference, viscosity, corrosion conditions, and required capacity.
Peony provides industrial decanter centrifuge solutions for chemical plants, EPC contractors, wastewater treatment companies, and process engineers.
Send us your slurry characteristics, production capacity, and separation requirements.
Our engineering team will recommend a suitable Industrial Decanter Centrifuge for Chemical Plant Waste Slurry solution.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.