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Aerial view of a modern PGM concentrator plant with industrial processing equipment, conveyor systems, and storage facilities against a dramatic sky

Optimizing PGM Mine Performance

AI-driven process control delivering 14% grade increase and 7% recovery improvement

Mining & Resources

Stabilizing operations and improving recovery rates

PGM Concentrator Plant
Ongoing optimization project
Mining & Metallurgy
+14%
Product Grade Increase
+7%
Process Recovery Increase
Below
Penalty Limit

PGM Concentrator Plant Overview

Aerial view of a modern PGM concentrator plant with industrial buildings, conveyor systems, processing equipment, and storage facilities

In the world of platinum group metal (PGM) mining, even small inefficiencies can have a massive impact on profitability. This case study explores how a PGM concentrator plant leveraged CFT's advanced analytics and AI-driven optimization to stabilize operations, improve product quality, and increase recovery rates.

The Challenge

The client's concentrator plant faced two critical constraints:

Product Quality Penalties

The plant sold its product to a smelter, which imposed significant financial penalties for deviations in product quality, specifically measured by:

  • Product Grade (PGM gpt): Grams of PGM per ton of product
  • Product Impurity (% Cr): Percentage of chromite in the final product

Process Recovery Losses

A portion of valuable PGM material was consistently being lost during processing, reducing overall yield and profitability.

Process Stabilization Analysis

Our analysis revealed significant process instability that was impacting both product quality and recovery rates:

Before PGM Process Stabilization

Scatter plot showing unstable PGM process data with high variability in pgm/pt values ranging from 150-400 across 1400 samples, indicating significant process instability before optimization

High variability and instability in process parameters

After PGM Process Stabilization

Scatter plot showing stable PGM process data with reduced variability in pgm/pt values clustered around 200-300 across 1400 samples, demonstrating successful process stabilization after optimization

Stable, controlled process with consistent performance

The transformation from chaotic, unpredictable operations to stable, optimized performance was achieved through our comprehensive AI-driven approach.

Solution

CFT conducted a deep dive into the plant's historical data, process flow diagrams (PFDs), and equipment specifications.

1

AI + Metallurgical Models

Machine learning models were integrated with first-principle metallurgical models to uncover root causes of plant instability.

2

24/7 Recommendation Engine

A custom solution was deployed to continuously provide optimal operational setpoint recommendations.

3

Scenario Testing

Operators could now simulate process changes before implementation, minimizing risk while ensuring stability.

Results Achieved

The transformation was immediate and measurable:

+14%
Product Grade
Delivering higher-value output
Below
Penalty Limit
Product impurity reduced
+7%
Process Recovery
Significant revenue gains

Key Takeaway

By combining machine learning with metallurgical expertise, CFT enabled the plant to run in a highly optimized state, turning complex operations into a continuous cycle of improvement.

Technologies & Methodologies

Core Technologies
Machine LearningFirst Principles ModelingMetallurgical EngineeringProcess OptimizationReal-time AnalyticsRecommendation SystemsAI-Driven Control
CFT Methodology Applied
✓ Historical Data Analysis
✓ Process Flow Diagram Review
✓ Equipment Specification Analysis
✓ Root Cause Identification
✓ Continuous Optimization
✓ Scenario Testing & Simulation