Specifications
Solids Discharge :
Continuous Scroll Discharge
Drive System :
Dual Motor with VFD
Separation Type :
2-Phase Solid-Liquid Separation
Machine Type :
Horizontal Decanter Centrifuge
Brand Name :
Peony
Model Number :
PDC
Certification :
ISO
Place of Origin :
China
MOQ :
1 set
Price :
USD20000-138000/SET FOB Shanghai
Payment Terms :
TT,.LC,Western Union
Supply Ability :
60 sets per month
Delivery Time :
75-90 days after down payment
Packaging Details :
Standard export package, polywood, fumigated wood, filmed
Wear Protection :
TC / Ceramic Optional
Flocculant Dosing :
Optional
MOC :
SS304 / SS316L Optional
Product Name :
Talc Slurry Decanter Centrifuge
Application :
Talc Slurry Recovery
Control System :
PLC Automatic Control
Operation :
Continuous Automatic
Description
Decanter Centrifuge for Talc Slurry Recovery
Decanter Centrifuge for Talc Slurry Recovery
Description

The Decanter Centrifuge for Talc Slurry Recovery is designed for continuous solid-liquid separation, talc powder recovery, slurry thickening, and process-water clarification.

It is suitable for talc powder processing, talc washing, grinding slurry, classification overflow, mineral beneficiation wastewater, and fine talc recovery from process water. The centrifuge separates talc solids, fine mineral particles, clay, and suspended impurities from the liquid phase.


Typical Applications
  • Talc slurry recovery
  • Talc powder washing-water clarification
  • Fine talc particle recovery
  • Grinding and classification slurry treatment
  • Talc beneficiation wastewater treatment
  • Filter press feed thickening
  • Process-water recycle in talc plants
  • Clay and mineral impurity removal
  • Fine mineral slurry thickening

Why Use a Decanter Centrifuge for Talc Slurry?
Process Requirement Decanter Centrifuge Solution
Fine talc recovery Continuous high-force separation
Process-water recycle Clarified liquid for reuse or treatment
Variable slurry concentration Adjustable bowl speed and differential speed
Flake-like particles Stable thickening with controlled feed
Lower filtration load Thickened slurry before filter press or dryer
Mineral impurities Optional wear-resistant configuration
Automatic operation PLC-controlled continuous running

Talc Slurry Recovery Solution

Peony provides continuous solid-liquid separation for talc slurry recovery, slurry thickening, and process-water recycle.

Talc Grinding / Washing / Classification → Slurry Tank → Optional Flocculant Dosing → Decanter Centrifuge → Thickened Talc Solids → Filter Press / Dryer / Storage / Regrinding

Clarified Liquid → Process Water Tank → Recycle to Washing, Grinding, or Further Treatment

Peony can provide:

  • Decanter centrifuge selected according to talc slurry condition
  • Agitated slurry buffer tank for stable feeding
  • Controlled feed pump and flow regulation system
  • Optional flocculant dosing and mixing system
  • Adjustable differential speed and pond depth control
  • Wear-resistant scroll and solids-discharge configuration when required
  • Clarified liquid collection and recycle connection
  • PLC and VFD automatic control system
  • Connection to filter press, dryer, storage tank, or wastewater treatment system

How the Decanter Centrifuge Works

1. Talc Slurry Feeding

Talc slurry enters the rotating bowl through a controlled feed pipe.

An agitated slurry tank is normally recommended upstream to prevent settling and maintain stable feed concentration.

2. Centrifugal Sedimentation

Inside the high-speed rotating bowl, centrifugal force separates talc solids and fine mineral particles from the liquid phase.

The solids move outward and form a layer against the bowl wall, while clarified liquid remains closer to the center.

3. Continuous Solids Conveying

The internal screw conveyor rotates at a controlled differential speed relative to the bowl.

This movement transports settled talc solids toward the conical end for continuous discharge.

4. Clarified Liquid Discharge

The separated liquid leaves through the liquid outlet.

It can be returned to washing, grinding, classification, process-water recycle, or further wastewater treatment.

5. Thickened Talc Solids Discharge

The concentrated talc solids are discharged continuously from the solids outlet.

Recovered talc slurry can be transferred to a filter press, dryer, storage tank, regrinding system, or further classification process.

Decanter Centrifuge for Talc Slurry Recovery


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

Key Selection Considerations

Particle Size and Fine Content

Fine talc particles may settle slowly, especially when the slurry contains clay or ultrafine mineral solids. Particle-size distribution should be checked before selection.

Flake-Like Particle Shape

Talc particles often have a plate-like or flaky structure. This may affect slurry flowability, cake formation, and solids discharge behavior.

Slurry Concentration and Viscosity

High solids concentration or high viscosity may reduce throughput. Stable feeding helps maintain consistent separation performance.

Impurity Content

Quartz, silica, sand, carbonate minerals, and clay content can affect wear, separation efficiency, and clarified-water quality.

Flocculant Compatibility

Flocculant may improve fine-particle capture and liquid clarity. Slurry testing is recommended before confirming the dosing system.


Main Advantages

Continuous Talc Powder Recovery

The decanter continuously recovers fine talc solids from washing water, grinding slurry, and classification overflow, helping reduce product loss.

Stable Slurry Thickening

Bowl speed, differential speed, pond depth, and feed rate can be adjusted according to slurry concentration, particle size, viscosity, and required recovery rate.

Process-Water Recycle

Clarified liquid can be reused in washing, grinding, classification, or slurry preparation, helping reduce fresh-water consumption and wastewater discharge.

Lower Downstream Load

The centrifuge thickens talc slurry before filter pressing or drying, reducing liquid volume and improving downstream handling efficiency.

Optional Wear Protection

Talc itself is relatively soft, but the slurry may contain quartz, silica, sand, or other hard mineral impurities. Wear protection can be added where required.


What Data Is Needed for Selection?

Please provide the following information for a suitable talc slurry recovery solution:

  • Talc process stage
  • Particle-size distribution
  • Fine-particle and clay content
  • Slurry solids concentration
  • Slurry density and viscosity
  • Required processing capacity
  • Required talc recovery rate
  • Target solids concentration after centrifugation
  • Clarified-water quality requirement
  • Process-water recycle requirement
  • Quartz, silica, sand, or abrasive impurity content
  • Flocculant or polymer currently used
  • Downstream filter press, dryer, storage, or regrinding arrangement
  • Required material of construction
  • Electrical and control standard

FAQ

Can a decanter centrifuge recover fine talc powder?

Yes. It can continuously recover fine talc solids from washing water, grinding slurry, and classification overflow.

Is wear protection necessary?

It depends on the impurity content. If the talc slurry contains quartz, silica, sand, or other abrasive minerals, wear protection is recommended.

Can clarified liquid be reused?

Yes. Clarified liquid can often be returned to washing, grinding, classification, or slurry preparation.

Is flocculant dosing required?

Not always. It depends on particle size, fine content, slurry concentration, and clarified-water target.

Can the decanter replace a filter press?

The decanter is mainly used for continuous thickening and primary dewatering. A filter press or dryer may still be needed when lower final moisture is required.


Contact Peony for Partnership

Peony welcomes distributor and agent cooperation with talc processing plants, talc powder manufacturers, mineral beneficiation companies, grinding-system contractors, wastewater treatment companies, and industrial separation partners.

We support partners with slurry testing, decanter centrifuge selection, flocculant dosing design, wear-resistant configuration, process-water recycle integration, installation guidance, commissioning support, spare parts, and after-sales service.

Send us your talc slurry information, including particle size, solids concentration, required capacity, recovery target, clarified-water requirement, impurity content, and downstream handling arrangement. Our engineering team will recommend a suitable decanter centrifuge solution for your talc slurry recovery process.

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Decanter Centrifuge for Talc Slurry Recovery

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Watch Video
Solids Discharge :
Continuous Scroll Discharge
Drive System :
Dual Motor with VFD
Separation Type :
2-Phase Solid-Liquid Separation
Machine Type :
Horizontal Decanter Centrifuge
Brand Name :
Peony
Model Number :
PDC
Contact Supplier
video
Decanter Centrifuge for Talc Slurry Recovery
Decanter Centrifuge for Talc Slurry Recovery
Decanter Centrifuge for Talc Slurry Recovery
Decanter Centrifuge for Talc Slurry Recovery

ZHANGJIAGANG CITY PEONY MACHINERY CO.,LTD

Verified Supplier
14 Years
jiangsu, nanjing
Since 1990
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Trading Company, Seller, Other
Total Annual :
35Million -40Million
Employee Number :
50~100
Certification Level :
Verified Supplier
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