Order Code	Product Name
L-01-11-M15	Laboratory High Voltage Electrostatic Separator for Mineral Testing

Laboratory High Voltage Electrostatic Separator for Mineral Testing

Brief Introduction

The Laboratory High Voltage Electrostatic Separator is a professional dry mineral processing instrument designed for laboratory research on electrostatic separation and particle classification based on differences in mineral electrical properties.

The equipment is mainly used for separating conductive minerals, non-conductive minerals, and intermediate neutral particles through a high-voltage electric field. During operation, granular materials enter the separation zone through a vibrating feeding system and are affected by combined forces including Coulomb force, non-electric field force, interfacial adsorption force, centrifugal force, and gravity. Different particles follow different movement trajectories according to their electrical conductivity characteristics, achieving effective three-way classification.

With adjustable electrode positions, variable drum speed, dual heating systems, and controllable feeding conditions, this equipment provides stable and repeatable dry separation performance for mineral analysis, metallurgical testing, and material classification research in mining laboratories.

Application Scope

The Laboratory High Voltage Electrostatic Separator supports important laboratory workflows including mineral sample preparation, mineral property analysis, and metallurgical beneficiation testing. It is suitable for mining enterprises, metallurgical laboratories, research institutions, and material testing facilities requiring dry separation evaluation.

In mineral sample preparation, the equipment performs separation and purification of conductive and non-conductive mineral particles within a feed particle size range of 0.04–1 mm. By utilizing differences in electrical properties, it helps classify target materials and remove unwanted components, preparing standardized samples for subsequent testing and physical property evaluation.

For mineral analysis and metallurgical testing, the separator is used to investigate mineral electrical characteristics and verify dry beneficiation feasibility. Laboratory technicians can adjust drum rotating speed, electrode position, and feeding conditions to evaluate suitable electrostatic separation parameters and obtain repeatable experimental data for process research.

The equipment also supports dry classification and selective sorting research of granular materials, providing flexible experimental capability for laboratories conducting material separation studies beyond conventional mineral processing applications.

Features

Adjustable Electrostatic Separation Conditions

The equipment adopts a professional high-voltage electrostatic separation principle to classify conductive, non-conductive, and neutral particles according to their natural electrical property differences. The dry separation process avoids chemical additives and maintains the original characteristics of tested materials.

Flexible Parameter Adjustment

The drum rotating speed, electrode radial position, and electrode circumferential angle can be adjusted according to different mineral characteristics and particle conditions, allowing laboratories to establish suitable separation conditions for comparative testing.

Stable Material Drying Control

Dual independent heating systems for the drum and hopper maintain stable material dryness within controllable temperature ranges. This design reduces moisture influence during electrostatic separation and improves test consistency.

Uniform Feeding and Material Distribution

The adjustable vibrating feeding chute provides controllable feeding volume through variable gate opening and inclination angle adjustment. Uniform material feeding helps reduce accumulation and improves separation stability during laboratory experiments.

Effective Particle Cleaning System

The matched high-speed brush structure removes non-conductive particles attached to the drum surface, reducing material adhesion and preventing cross-contamination between test batches.

Reliable High-Voltage Operation

The stable high-voltage power system maintains consistent electric field conditions, supporting repeatable separation results during long-term laboratory comparative experiments.

Specification

Parameter Item	Technical Data
Drum (Diameter × Length)	φ250 × 200 mm
Drum Rotating Speed	50–300 r/min
Corona Electrode	0.2 mm wire, 1–5 pcs
Static Electrode	φ30 mm, 1 pcs
Electrode Radial Adjustment	50 mm
Electrode Circumferential Adjustment Angle	60 °
Brush (Outer Diameter × Core Diameter)	φ105 × 60 mm
Brush Rotating Speed	2 times drum speed
Drum Heating Temperature / Power	50–60 ℃ / 900 W
Hopper Heating Temperature / Power	100–300 ℃ / 900 W
Hopper Gate Opening Scale	0–20 mm
Feed Chute Inclination Angle	0–30 °
Feed Chute Vibrator	Adjustable
Feed Particle Size	0.04–1 mm
Processing Capacity	15–30 Kg/h
High Voltage Power	800 W
Maximum Voltage	60 Kv
Overall Dimensions	800 × 850 × 1700 mm
Equipment Weight	400 Kg

Why Choose FKN PANDA

FKN PANDA Laboratory High Voltage Electrostatic Separator is designed to provide reliable testing accuracy for mineral electrical property analysis and dry separation research. Precise electrode adjustment, stable high-voltage output, and dual heating control systems help maintain consistent separation conditions. The three-path classification structure supports repeatable experimental evaluation of conductive, non-conductive, and neutral particles.

The equipment provides dependable operational reliability for laboratory environments. The standardized electrode system, integrated brush cleaning structure, and stable heating configuration help minimize material adhesion and separation variation during repeated testing cycles.

By integrating feeding, heating, and electrostatic separation functions into one system, the equipment improves laboratory efficiency. The adjustable operating parameters simplify experimental procedures and reduce additional preparation steps required for dry material classification.

Designed according to industrial electrostatic beneficiation principles, the separator offers strong mining workflow compatibility. It can be integrated into mineral sample preparation, electrical property evaluation, and separation parameter research workflows, providing valuable experimental references for industrial process development.

The integrated structure reduces the need for complex auxiliary equipment and helps control maintenance requirements. With versatile separation functions and adjustable operating conditions, the equipment provides a practical solution for laboratories requiring flexible dry mineral testing capability.

Laboratory High-Voltage Electrostatic Separator – FAQ

Q1. How to select a laboratory high-voltage electrostatic separator for mineral testing?

Selecting a laboratory high-voltage electrostatic separator requires evaluation of the mineral properties, test objectives, and laboratory application requirements. Key considerations include mineral conductivity differences, particle size distribution, sample characteristics, and the intended dry separation process. In mining laboratories, electrostatic separators are commonly used for evaluating the separation potential of industrial minerals, heavy mineral sands, and other materials where electrical properties influence recovery behavior. Proper equipment selection supports reliable mineral testing, metallurgical evaluation, and process decision-making during new laboratory setup, expansion, or equipment replacement projects.

Q2. Which mineral types are suitable for high-voltage electrostatic separation in a mining laboratory?

High-voltage electrostatic separation is suitable for mineral systems where valuable components show differences in electrical conductivity, charging behavior, or surface properties. Typical laboratory applications include evaluation of heavy mineral sands, zircon and rutile separation studies, industrial mineral purification, and selected battery material research. The effectiveness of separation depends on mineral liberation, particle size, moisture content, and surface characteristics. Laboratory testing helps engineers determine whether electrostatic separation can complement other mineral processing methods within a complete dry processing workflow.

Q3. What factors should be considered when specifying voltage and electrode configuration for an electrostatic separator?

Voltage level and electrode configuration should be selected according to mineral characteristics, separation objectives, and required testing conditions. Important factors include particle conductivity, charging behavior, feed properties, and the desired separation sharpness. Different electrode arrangements may influence particle movement and discharge behavior during testing. For mining laboratories, proper configuration allows technicians and engineers to establish repeatable test procedures and generate meaningful data for mineral processing evaluation, especially when investigating dry separation alternatives for specific ore types.

Q4. How does particle moisture content affect high-voltage electrostatic separation performance?

Particle moisture content can significantly influence electrostatic separation behavior because surface moisture affects particle charging, conductivity, and movement within the electric field. Excess moisture may reduce separation selectivity and create unstable operating conditions. Therefore, sample conditioning procedures such as drying or controlled preparation are often considered before testing. In mineral testing laboratories, maintaining consistent sample conditions helps improve repeatability and allows engineers to accurately evaluate separation potential during metallurgical studies and process development activities.

Q5. How can laboratories optimize feed rate and operating parameters for electrostatic separation tests?

Optimization of feed rate and operating parameters requires balancing throughput, particle movement, and separation accuracy. Laboratory tests should consider material characteristics, particle size distribution, moisture conditions, and the electrical response of different minerals. Adjusting operating parameters systematically helps identify suitable conditions for separating conductive and non-conductive components. A controlled testing approach supports reliable comparison between samples and provides useful information for process evaluation, flowsheet development, and future scale-up considerations.

Q6. How does a laboratory high-voltage electrostatic separator support the mineral processing workflow?

A laboratory high-voltage electrostatic separator supports mineral processing studies by providing information about the dry separation behavior of ore samples and industrial minerals. After sample collection and preparation, electrostatic testing can help evaluate whether electrical separation methods are suitable before further metallurgical assessment. The test results may contribute to process selection, especially for applications where water-free processing is considered. Integrating electrostatic separation with other laboratory methods helps engineers develop a more complete understanding of mineral characteristics and processing options.

Q7. Which parameters influence test repeatability in high-voltage electrostatic separation experiments?

Test repeatability depends on maintaining consistent sample preparation, operating conditions, and measurement procedures. Important factors include feed particle size, moisture content, feed rate, voltage conditions, electrode configuration, and material handling methods. For mining laboratories, standardized testing procedures are essential for comparing different ore samples and evaluating separation performance objectively. Proper documentation and controlled operation help reduce experimental variation and improve the reliability of mineral testing results used for metallurgical evaluation and process decisions.

Q8. What maintenance requirements are important for laboratory high-voltage electrostatic separators?

Regular maintenance is important for ensuring stable operation and safe laboratory testing. Maintenance typically includes inspection and cleaning of electrodes, checking high-voltage system components, maintaining electrical connections, and monitoring equipment condition according to operating requirements. Dust accumulation and material buildup may affect separation stability, so proper cleaning procedures are important during continuous laboratory operation. Routine maintenance helps reduce operational interruptions and supports consistent testing performance during mineral processing research and evaluation.

Q9. How can laboratories reduce experimental errors when evaluating electrostatic separation performance?

Reducing experimental errors requires careful control of the complete testing procedure, including sample preparation, conditioning, equipment settings, and result analysis. Laboratories should maintain consistent feed characteristics and operating parameters when comparing different mineral samples. Accurate records of testing conditions allow engineers to identify the relationship between material properties and separation behavior. This approach improves confidence in laboratory data and supports more reliable decisions during mineral processing studies, equipment selection, and potential process scale-up evaluation.

Q10. Can laboratory electrostatic separators be integrated into a complete dry mineral processing workflow?

Yes, laboratory electrostatic separators can be integrated into dry mineral processing workflows when electrical separation is suitable for the target minerals. They may be used alongside other laboratory testing methods to evaluate separation opportunities after sample preparation and before further metallurgical assessment. For mining laboratories involved in industrial mineral, heavy mineral sand, or specialized mineral studies, electrostatic testing provides additional process information. The equipment can support laboratory expansion, new testing capability development, and evaluation of alternative processing routes.

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