1. PAINPOINT DRIVEN OPENING

Are your gold recovery operations struggling with inconsistent yields, high operational costs, and excessive downtime? Inefficient material handling and processing directly impact your bottom line. Consider these common challenges:
Low Recovery Rates: Inefficient separation leads to valuable fine gold reporting to tailings, representing a direct loss of revenue.
High Operational Expenditure: Frequent maintenance, high water consumption, and excessive reagent use erode profit margins.
Significant Downtime: Equipment failures and complex cleanup procedures halt production, costing thousands per hour in lost throughput.
Labor Intensity: Manual panning for cleanup or constant monitoring requires skilled personnel and increases variability.
Environmental Management Costs: Ineffective water recycling and tailings handling escalate compliance and operational expenses.

Is your current setup maximizing return on investment from every ton of ore? The right equipment is critical for addressing these systemic issues.

2. PRODUCT OVERVIEW: HighCapacity Centrifugal Gold Concentrator

A centrifugal gold concentrator is a dense media separation device designed for the continuous recovery of free gold, particularly fine gold that is often lost in traditional sluicebased systems. Its operational workflow enhances gravity separation efficiency through mechanical force.

Key Operational Workflow:
1. Feed Preparation: Ore slurry is classified to optimal particle size (typically 6mm) and mixed with water to create a consistent feed density.
2. Centrifugal Concentration: The slurry is introduced into a rapidly spinning drum or bowl. Centrifugal force amplifies gravity, driving denser gold particles to collect in retention grooves or riffles.
3. Continuous Concentration & Cleaning: While the bowl spins, concentrate is held securely. Lighter gangue materials are fluidized and flushed over the bowl's edge as tailings.
4. Automated Discharge: After a set cycle time, the concentrate is automatically discharged into a collection vessel with minimal operator intervention, ready for final refining.

Application Scope & Limitations:
Ideal For: Highvolume placer operations, hard rock mill grinding circuits (as a gravity concentrator), alluvial mining, and cleanup of sluice concentrates.
Optimal For: Freemilling gold particles from fine (<100 mesh) to coarse.
Limitations: Not effective for chemically bound (refractory) gold or where significant clay content causes blinding without proper prewashing/scrubbing. Requires consistent feed density and particle size control for peak performance.

3. CORE FEATURES

Variable Frequency Drive (VFD) Control | Technical Basis: Precise motor speed regulation via solidstate electronics | Operational Benefit: Operators can finetune Gforce for specific ore characteristics in realtime, optimizing recovery across varying feed grades | ROI Impact: Maximizes yield from every batch; field data shows a 515% increase in overall recovery compared to fixedspeed units.

Automated Discharge Cycle | Technical Basis: Programmable logic controller (PLC) managing solenoid valves and motor functions | Operational Benefit: Enables consistent, handsoff concentrate extraction, reducing operator error and labor time per cycle | ROI Impact: Cuts labor costs for cleanup by up to 70% and standardizes process efficiency.

Duplex Concentrate Traps | Technical Basis: Parallel riffle systems manufactured from abrasionresistant polyurethane | Operational Benefit: Provides redundant gold trapping zones within a single bowl, ensuring capture even during feed fluctuations; simplifies maintenance | ROI Impact: Reduces risk of loss during surge events; extends wear life by over 40% compared to standard rubber liners.

LowPressure Hydraulic System | Technical Basis: Closedloop hydraulic circuit for bowl actuation and discharge functions | Operational Benefit: Delivers reliable high torque for smooth operation with lower heat generation and reduced risk of leaks versus highpressure systems | ROI Impact: Decreases hydraulic service incidents by an average of 30%, lowering maintenance costs and downtime.

Integrated Water Manifold | Technical Basis: Centralized distribution block with individual flow control valves | Operational Benefit: Allows precise adjustment of fluidization water to each section of the concentrating bowl for optimal separation efficiency | ROI Impact: Reduces total process water consumption by an estimated 2025%, lowering pumping costs and tailings pond load.

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard (Basic Concentrators) | Our Centrifugal Gold Concentrator Solution | Advantage (% Improvement) |
| : | : | : | : |
| Fine Gold Recovery (<100 mesh) | 6075% Estimated Recovery Rate | 9297% Verified Recovery Rate in Controlled Tests| +25% Improvement |
| Average Cycle Time (to discharge) | 90 120 minutes (manual/semiauto) | 45 60 minutes (fully automated cycle) | 50% Time Reduction |
| Annual Liner Wear Cost (est.)| High Frequent full liner replacement required| Low Modular duplex trap replacement only as needed| 40% Spare Parts Cost |
| Operator Attention Required| Constant monitoring & manual discharge procedure| Periodic check; PLCcontrolled automated process| 70% Labor Intensity |

5. TECHNICAL SPECIFICATIONS

Model Designation: GC150 HD
Processing Capacity: Up to 150 cubic meters of slurry per hour (dependent on feed density).
Power Requirements: 30 kW main drive motor (400V/50Hz or 480V/60Hz). Hydraulic power pack: 7.5 kW.
Material Specifications:
Bowl Structure: Hardcoated stainless steel.
Concentrate Traps / Liners: Abrasionresistant polyurethane.
Frame & Casing: Powdercoated carbon steel.
Physical Dimensions (L x W x H): 2.8m x 1.9m x 2.1m. Dry Weight: ~2,200 kg.
Environmental Operating Range: Ambient temperature: 10°C to +45°C. Requires covered or enclosed installation if exposed to precipitation.

6. APPLICATION SCENARIOS

LargeScale Placer Mining Operation | Challenge: A North American placer mine was losing significant fine gold to tailings using traditional sluices, with high water usage and laborintensive cleanup cycles impacting profitability.| Solution: Implementation of three GC150 HD centrifugal concentrators in parallel within their wash plant circuit.| Results: Plant recovery efficiency increased by 18%. Water recycling costs decreased by 22%. The operation reduced dedicated cleanup labor from three shifts to one shift daily.

Hard Rock Mill Gravity Circuit Upgrade | Challenge:A milling operation sought to pull free gold earlier in the process to reduce overgrinding, lower cyanide consumption in leach tanks, and create a smeltable gravity product.| Solution:A single GC150 HD unit was installed postball mill on cyclone underflow to capture liberated gold.| Results:The circuit now produces a direct smelting concentrate representing ~25% of total monthly production. Leach reagent consumption dropped by an estimated 15%, paying back the equipment investment in under nine months.

7. COMMERCIAL CONSIDERATIONS

Equipment Pricing Tiers:

Base Configuration: Includes concentrator with PLC automation,VFD,and standard instrumentation.Pricing is structured per unit capacity.
Plant Integration Package: Adds advanced flow meters,density gauges,and communication protocols(Modbus RTU)for full SCADA integration.Optional at +12%.
Modular SkidMounting: Preassembled on a structural steel skid with walkways,facilitating faster installation.Optional at +8%.

Service Packages:

1. Basic Warranty:12 months on parts and labor for manufacturing defects.
2. Extended Support Plan(3 Years):Includes annual inspection,labor coverage,and discounted parts.Priced as a percentage of CAPEX.
3.
4.OnDemand Technical Support: Remote troubleshooting assistance available via annual retainer or hourly rate.

Financing options include capital lease agreements operating leases,and projectspecific financing through partner institutions subject to credit approval

8.FAQ

Q:What preclassification is required before feeding material into the centrifugal concentrator?
A:Ideal feed should be screened to under6mm(1/4 inch).A welldesigned vibrating screen or hydrocyclone system upstream is recommended for consistent performanceand preventing blockages

Q How does this equipment integrate with our existing wash plant or milling circuit?
A:The unitis designedfor inline installation.It features standard flanged connectionsfor slurry inputand outputand requiresa dedicated lowpressurewater supplyIntegrationwith plant control systemsis availablevia optional instrumentation packages

Q What arethe ongoingmaintenance requirementsand associatedcosts?
A Primary maintenance involves periodic inspectionand replacementof wear liners(traps).Under normal operationsthis occurs every20003000 hours.Lubrication pointsare minimalAnnual bearing inspectionis recommended.Spare partscostsare predictableand scheduled

Q Can this concentrator handle materialwith high clay content?
A Clay can cause blindingand reduce efficiency.We recommenda prescrubbingor trommel washing stagefor clayrich feeds.Testingof your specific materialin our process laboratoryis advisedto determineoptimal prep flowsheet

Q What kindof trainingis providedfor ouroperators?
A Comprehensive trainingis includedwith purchasecoveringoperationstartup/shutdownproceduresbasic troubleshootingand safetyprotocols.Thisis providedonsite duringcommissioning

Q Are theredifferent modelsfor smaller scaleor pilotplant operations?
A Yes we offera scaleddownmodelwitha capacityof50 cubic metersper hourdesignedfor pilot testingor lower throughputoperations.Specificationsvary

Q Whatisthe typical lead timefrom orderto delivery?
A Lead timesvarybasedon modeland configurationStandard unitsare typicallyavailablewithin1216 weeksfrom confirmedorderCustomizedskidmountedorspecialtyconfigurationsmay requireadditional time