Order Code	Product Name
L-01-11-M09	Laboratory High Gradient Magnetic Separator for Mineral Separation Testing

Laboratory High Gradient Magnetic Separator for Mineral Separation Testing

Brief Introduction

The Laboratory High Gradient Magnetic Separator is a professional wet magnetic separation device developed for precision beneficiation testing of weakly magnetic minerals and non-metallic mineral purification. Designed for laboratory exploratory tests and small-batch sample preparation, this equipment features stepless continuous adjustment of background magnetic flux density, enabling flexible adaptation to different mineral magnetic properties.

Equipped with adjustable pulsation stroke and frequency parameters, the unit provides stable slurry separation conditions for fine-grained ore materials. Supporting different slurry concentrations and batch feeding capacities, it delivers repeatable separation results for mineral research, magnetic separation evaluation, and metallurgical process testing. With standard and high magnetic gradient excitation configurations, this equipment serves as practical laboratory equipment for mineral purification, magnetic separation mechanism research, and hydrometallurgical pre-processing studies.

Application Scope

The Laboratory High Gradient Magnetic Separator supports wet magnetic separation workflows in mining laboratories, metallurgical research institutions, and mineral processing testing centers.

Mineral Sample Preparation:
The equipment performs wet separation of weakly magnetic metallic ores by removing gangue impurities and enriching valuable magnetic minerals. It also supports iron removal and purification treatment for non-metallic minerals, preparing representative test samples for subsequent analysis and evaluation.

Mineral Analysis and Metallurgical Testing:
This magnetic separator is used for exploratory magnetic beneficiation experiments. Technicians can adjust magnetic flux density, pulsation stroke, frequency, and slurry concentration to evaluate separation feasibility and establish suitable operating conditions for mineral processing research.

Hydrometallurgy Pre-processing:
The equipment supports slurry purification and magnetic impurity removal before hydrometallurgical experiments, helping reduce magnetic impurity interference and improving the consistency of laboratory evaluation procedures.

Features

Stepless Magnetic Flux Density Adjustment:
The equipment adopts continuous magnetic field adjustment technology, allowing precise control of magnetic flux density across the working range to adapt to different weakly magnetic mineral characteristics.

Adjustable Pulsation Parameters:
Flexible pulsation stroke and frequency adjustment provides controllable slurry movement conditions, improving particle dispersion and maintaining stable wet magnetic separation performance during testing.

Wide Testing Adaptability:
The separator supports different feed particle sizes and slurry concentrations, meeting diverse laboratory requirements for fine-grained mineral samples with different processing characteristics.

Dual Excitation Configurations:
Standard and high magnetic gradient models are available to cover conventional magnetic separation tests and higher magnetic field requirements for difficult-to-separate weakly magnetic minerals.

Stable Batch Testing Performance:
The quantitative batch feeding design maintains consistent processing conditions between different experimental groups, improving comparison accuracy and test repeatability.

Reliable Laboratory Operation:
The integrated structural design with matched water pressure requirements simplifies operation procedures and supports stable continuous wet separation testing.

Specification

Parameter	Standard Model	High Magnetic Gradient Optional Model
Separation Chamber Size (D×H)	Φ100×100 mm	Φ100×100 mm
Background Magnetic Flux Density	0–1.2 T	0–1.75 T
Excitation Current	0–1200 A	0–1800 A
Excitation Voltage	0–16.4 V	0–28 V
Excitation Power	0–19.7 kW	0–50.4 kW
Pulsation Motor Power	0.55 kW	0.75 kW
Pulsation Stroke	0–30 mm	0–30 mm
Pulsation Frequency	0–600 strokes/min	0–600 strokes/min
Feed Particle Size	≤1.3 mm (-200 mesh: 50–100%)	≤1.3 mm (-200 mesh: 50–100%)
Feed Slurry Concentration	5–40%	5–40%
Batch Feed Capacity	100–600 g/cycle	100–600 g/cycle
Required Water Supply Pressure	0.15–0.2 MPa	0.15–0.2 MPa
Overall Dimensions (L×W×H)	1600×800×1600 mm	1600×800×1700 mm

Other Specification for Option

The Laboratory High Gradient Magnetic Separator provides an optional high magnetic gradient configuration for advanced experimental requirements. This upgraded model increases maximum magnetic flux density, excitation current, voltage, and power to support higher magnetic field strength testing for difficult-to-separate weakly magnetic minerals.

The optional configuration also includes optimized pulsation motor power to improve slurry dispersion performance and meet higher precision laboratory magnetic separation requirements.

Why Choose FKN PANDA

FKN PANDA Laboratory High Gradient Magnetic Separator provides reliable testing repeatability through stepless magnetic field regulation and adjustable pulsation control. Stable separation conditions help laboratories obtain consistent experimental results for mineral analysis and beneficiation parameter evaluation.

The equipment delivers dependable operational reliability through matched excitation and pulsation systems designed for repeated laboratory testing. Stable magnetic field output and controlled mechanical operation support long-term experimental workflows.

With wide adjustment ranges for magnetic flux density, pulsation stroke, frequency, and slurry conditions, the separator improves laboratory testing efficiency by reducing repeated equipment changes and shortening experimental adjustment cycles.

Designed according to industrial high-gradient magnetic separation principles, the equipment integrates into mineral sample preparation, magnetic separation evaluation, mineral purification, and hydrometallurgical pre-processing workflows.

The dual-specification configuration allows laboratories to select suitable equipment according to testing requirements. Stable structural performance and reduced maintenance demand provide a practical magnetic separation testing solution for global mining and metallurgical laboratories.

Laboratory Wet Low-Intensity Magnetic Separator – FAQ

Q1. How to select the appropriate magnetic field intensity for laboratory wet low-intensity magnetic separation testing?

Magnetic field intensity selection depends on the magnetic properties of the target minerals, particle size distribution, liberation degree, and separation objectives. In mining laboratories, wet low-intensity magnetic separators are commonly used for evaluating magnetite recovery, iron ore upgrading, and magnetic mineral behavior during metallurgical testing. The selected operating conditions should reflect the purpose of the study, such as rougher recovery evaluation, cleaner separation, or process optimization. Proper field intensity adjustment helps researchers obtain representative separation results and provides reliable technical information for mineral processing decisions.

Q2. What factors should be considered when establishing wet magnetic separation testing in a new mineral processing laboratory?

When establishing wet magnetic separation capability, laboratories should consider sample characteristics, testing objectives, equipment configuration, workflow requirements, and future expansion needs. Important factors include the types of ores to be evaluated, expected particle size range, required separation stages, and compatibility with existing sample preparation and analysis procedures. A properly selected laboratory wet magnetic separator can support the complete workflow from ore sample preparation and mineral testing to metallurgical evaluation, helping engineers assess magnetic separation performance before larger-scale process decisions.

Q3. How does pulp density affect magnetite recovery in laboratory-scale wet magnetic separation?

Pulp density is an important operating factor because it influences particle movement, magnetic particle capture, and gangue rejection during wet magnetic separation. Excessively high pulp density may increase particle interactions and reduce separation selectivity, while very low density may affect testing efficiency. During laboratory evaluation of magnetite or other strongly magnetic minerals, controlling pulp conditions helps maintain consistent test repeatability. Engineers typically optimize pulp density together with magnetic field conditions, feed characteristics, and separation stages to obtain meaningful metallurgical data.

Q4. How does particle size distribution affect magnetite recovery at different magnetic field settings?

Particle size distribution directly influences mineral liberation, magnetic response, and separation behavior in wet magnetic separation tests. Fine magnetite particles may require different operating conditions compared with coarser liberated particles because of differences in magnetic attraction and slurry behavior. Laboratory testing helps determine suitable separation parameters by evaluating how particle size interacts with magnetic field intensity, feed preparation, and processing conditions. Understanding these relationships supports more accurate assessment of iron ore beneficiation performance and helps laboratories optimize mineral processing flowsheets.

Q5. What are the differences between laboratory-scale and pilot-scale wet drum magnetic separators?

Laboratory-scale wet drum magnetic separators are mainly used for mineral testing, process evaluation, and parameter investigation using representative ore samples. Pilot-scale equipment is generally applied when larger sample quantities and more continuous process simulation are required. The selection between laboratory and pilot-scale systems depends on project objectives, sample availability, testing stage, and required process validation level. For mining laboratories, laboratory equipment provides valuable technical data during exploration studies, flowsheet development, equipment replacement evaluation, and metallurgical research programs.

Q6. How to minimize magnetic flocculation interference when processing finely disseminated magnetite ore samples?

Magnetic flocculation can influence separation behavior when processing finely disseminated magnetic minerals, potentially affecting concentrate quality and test interpretation. To minimize interference, laboratories should carefully control sample preparation, slurry conditions, magnetic separation parameters, and testing procedures. Proper dispersion of mineral particles and consistent operating conditions are important for obtaining repeatable results. During magnetite beneficiation studies, laboratory wet magnetic separation testing helps engineers understand mineral behavior and evaluate suitable processing strategies for fine-grained ore samples.

Q7. What maintenance procedures are required for magnetic drum assemblies in continuous laboratory operation?

Regular maintenance of magnetic drum assemblies helps maintain stable laboratory operation and reliable testing performance. Typical maintenance considerations include inspecting drum surfaces, checking mechanical movement, cleaning residual mineral deposits, and monitoring wear components according to operating conditions. Laboratories should also establish procedures for handling replacement parts and routine equipment checks, especially when conducting continuous test programs. Proper maintenance planning reduces operational interruptions and supports consistent mineral testing results during long-term metallurgical evaluation activities.

Q8. Can a wet low-intensity magnetic separator be integrated with other mineral processing laboratory equipment?

A laboratory wet low-intensity magnetic separator can be used as part of a broader mineral processing testing workflow when combined with suitable sample preparation, classification, and analysis procedures. In many laboratories, magnetic separation tests are performed alongside equipment used for grinding, sizing, concentration, and metallurgical evaluation. Integration depends on the specific research objectives and process flowsheet requirements. This approach allows engineers to study mineral behavior across different processing stages and develop more comprehensive data for process decision-making.

Q9. What factors should be considered when sourcing wet magnetic separation equipment for an international mining laboratory project?

When sourcing wet magnetic separation equipment, laboratories should evaluate technical suitability, application requirements, equipment configuration, operating conditions, and long-term support considerations. Key factors include the types of minerals being tested, expected sample characteristics, required testing workflow, and compatibility with existing laboratory facilities. Procurement teams should also consider equipment reliability, maintenance requirements, and supplier technical communication capabilities. A well-matched laboratory separator supports consistent mineral testing and provides practical value throughout exploration, process development, and laboratory expansion projects.

Q10. When should a mineral processing laboratory upgrade from batch to continuous wet drum magnetic separation?

A laboratory may consider upgrading from batch magnetic separation testing to continuous operation when testing requirements increase in volume, process simulation needs become more complex, or repeated operating conditions must be evaluated. Continuous wet drum magnetic separation can provide additional information for studying process stability, stage combinations, and long-duration operating behavior. The decision should be based on research objectives, sample availability, laboratory workflow, and future development plans. This upgrade can support more advanced metallurgical evaluation and improve understanding of magnetic separation performance during process optimization studies.

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