Product Overview

The Perfluorinated Rotor Centrifugal Extractor is designed for liquid-liquid extraction applications where chemical compatibility, phase separation, and equipment configuration are critical process considerations.

Available in CTX-S models with rotor diameters from 50 to 800 mm, the equipment supports different processing capacities, from laboratory-scale operations to larger industrial applications.

CTX-S Series: Model Selection and Technical Specifications

Select a CTX-S model based on required throughput, phase ratio, liquid properties, extraction stages, and target separation performance. Listed mixing flow rates are reference values; final model selection should account for actual process conditions and installation requirements.

Model	Rotor Diameter (mm)	Mixing Flow Rate	Dimensions (L × W × H, mm)	Weight (kg)
CTX50-S	50	0–50 L/h	340 × 280 × 750	30
CTX70-S	70	10–80 L/h	340 × 280 × 750	35
CTX100-S	100	0.1–0.5 m³/h	500 × 500 × 1,150	150
CTX150-S	150	0.1–0.8 m³/h	500 × 500 × 1,150	200
CTX250-S	250	0.8–2.0 m³/h	725 × 725 × 1,800	350
CTX350-S	350	1.5–7.0 m³/h	910 × 910 × 2,100	550
CTX450-S	450	3.0–10.0 m³/h	1,100 × 1,100 × 2,250	850
CTX550-S	550	8.0–20.0 m³/h	1,300 × 1,300 × 2,750	1,200
CTX650-S	650	20.0–30.0 m³/h	1,500 × 1,500 × 2,850	1,800
CTX800-S	800	30.0–50.0 m³/h	1,800 × 1,800 × 3,100	3,000

For scale-up projects, review process data and operating conditions before finalizing the equipment configuration.

Material Configuration for Process Compatibility

Material selection depends on chemical composition, concentration, operating temperature, exposure conditions, and the components in contact with the process liquids.

PTFE: May be considered for components requiring chemical resistance and low surface adhesion.
Other Fluoropolymers: PFA, FEP, or PVDF may be considered where their chemical and mechanical properties meet the process requirements.
Stainless Steel: Suitable grades may be used for structural or wetted components, subject to the chemical environment and operating conditions.

The final material combination should be confirmed through technical review of the process conditions and wetted-part requirements. Please provide the chemical composition, concentration, and operating temperature for material evaluation.

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OEM Customization for Process-Specific Requirements

Standard models provide a starting point for equipment selection. For projects with particular throughput, installation, or chemical compatibility requirements, our OEM service can address:

Customization Area	Project Considerations
Rotor dimensions	Required throughput, process characteristics, and equipment layout
Processing capacity	Feed rate, phase ratio, and separation objectives
Wetted-part materials	Chemical compatibility and operating conditions
Equipment configuration	Installation space, connection requirements, and project specifications

Customized configurations are subject to engineering evaluation. Final specifications are confirmed before production.

Applications

Hydrometallurgy: Solvent extraction of selected metal ions from aqueous leach solutions, subject to the chemical system and phase-separation requirements.

Fine Chemicals: Liquid-liquid extraction for product purification, impurity removal, or target-compound recovery.

Battery Materials: Solvent extraction in selected battery-material processing routes, subject to feed composition and solvent compatibility.

Pharmaceutical Intermediates: Recovery or purification of selected intermediates, subject to process validation and applicable regulatory requirements.

Industrial Wastewater: Recovery of selected dissolved compounds where a suitable extraction solvent and separation process are available.

Manufacturing, Certification and Delivery

We provide OEM manufacturing support for application-specific equipment configurations.

Management System Certifications: ISO 9001, ISO 14001, and ISO 45001, subject to the applicable certification scope.
CE and Regulatory Documentation: Applicable declarations and technical documentation can be reviewed against the supplied equipment configuration, destination market, and relevant regulatory requirements.
Typical Lead Time: 2–6 weeks, depending on model, material availability, customization scope, and order confirmation.
Project Support: Technical specification review, configuration coordination, and manufacturing communication.

Information Required for Quotation

To evaluate a suitable CTX-S model, please provide:

Processing Capacity: Required total throughput and flow rate of each liquid phase.
Liquid Properties: Chemical composition, concentration, density, and viscosity of each phase, where available.
Operating Conditions: Operating temperature and other relevant process conditions.
Extraction Requirements: Required extraction stages and target separation performance.
Material Requirements: Preferred wetted-part materials and known chemical compatibility requirements.
Installation Requirements: Available installation space, power supply, and process connection requirements, where applicable.

FAQ

Q: What is the difference between a centrifugal extractor and a conventional mixer-settler?

A: A centrifugal extractor combines liquid-phase mixing and centrifugal separation in a compact unit, while a mixer-settler uses separate mixing and settling zones. The preferred design depends on available space, phase behavior, and process requirements.

Q: Can a centrifugal extractor handle liquids with different densities?

A: Yes. The density difference between the two liquid phases helps centrifugal separation, while the required phase-discharge arrangement depends on the process and equipment design. The suitability of a specific liquid system should be assessed under its actual operating conditions.

Q: How does phase entrainment affect extraction performance?

A: Entrainment occurs when droplets of one liquid phase remain in the other phase after separation, potentially reducing product purity and increasing solvent loss. Feed characteristics and operating conditions should be evaluated to control entrainment.

Q: What should be considered when integrating the extractor into an existing production line?

A: Review feed and discharge connections, upstream and downstream equipment, control-system interfaces, available utilities, and maintenance access. These requirements should be confirmed during layout and process integration planning.

Q: What maintenance checks should be included in routine operation?

A: Routine checks should cover rotor condition, bearings, seals, vibration, unusual noise, and leakage, following the manufacturer's maintenance instructions. Inspection intervals should be determined by operating conditions and service requirements.

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