Cojex Projects and Trading is a black economic empowered
company, it is currently own and run by Conway Mashimbye, it is
aspiring to be the construction supplier. Cojex Projects and Trading
has been established around our passion for excellence and love
for the mining, civil construction and general building
maintenance.
Cojex, is a leading industry in metallurgy and process engineering which help process minerals more efficiently, effectively and reliably.
The primary goal: helping customers get more from their ore. We partner with our clients to drive continuous process optimisation to their plant with application-specific mineral processing solutions that:
• maximise process efficiency
• increase levels of product quality, consistency and reliability
The purpose of Cojex Projrcts and Trading is to provide exceptional
support and solutions in civil construction and mining supplies that drive operational excellence and sustainability. We strive to enhance the capabilities of industries while actively contributing to the growth and development of the communities we operate in.
Our commitment to quality, innovation, and community empowerment ensures that our services not only meet the needs of our clients but also foster a positive impact on society as a whole.
Cojex Projects and Trading aims to develop its consumer brands
and grow customer base through quality service enhancement. Our
belief is that ‘experience is the best teacher so take advantage of the
experiences at disposal so that you can achieve success in
everything you do.
We offer high quality services, innovative ideas
at a reasonable price, and customised packages for the service
industry and provide industry benchmark customer service.
1. Wet high- intensity magnetic separation (WHIMS)
Purpose
Recover fine and ultrafine chromite particles (<75 μm) currently reporting to tailings.
Expected Benefits
• Additional chrome recovery from fine fractions.
• Increased overall plant recovery by 10 to 20%.
• Reduced chrome losses to tailings.
• Improved resource utilization.
• Increased concentrate production without increasing ROM feed.
2. Magnetic Scavenger Circuit Design
Purpose
Installation of secondary magnetic scavenger units on spiral tailings streams.
Benefits
Recovery of chromite missed by primary spirals.
Improved tailings grade.
Better overall metal accounting.
Reduced losses during periods of spiral instability.
3. Fine Particle Classification Solutions
Technologies
Hydrocyclones
Desliming cyclones
Sizing screens
Hydrosizers
Benefits
Improved feed preparation to spirals and WHIMS.
Removal of detrimental slimes.
Enhanced separation efficiency.
Reduced circulating loads.
4. Gravity Circuit Optimization
Services
Spiral audits.
Feed distribution optimization.
Splitter adjustments.
Washing water optimization.
Density monitoring.
Benefits
Improved spiral recovery.
Greater concentrate quality consistency.
Reduced chromite losses due to operational inefficiencies.
5. Process Metallurgical Audits
Scope
Plant sampling campaigns.
Mass balance development.
Recovery assessments.
Bottleneck identification.
Equipment performance evaluations.
Benefits
Identification of hidden recovery opportunities.
Data-driven process decisions.
Continuous improvement initiatives.
6. Magnetic Separator Maintenance Programs
Services
Preventative maintenance.
Magnet performance testing.
Equipment inspections.
Operator training.
Benefits
Reduced unplanned downtime.
Improved equipment reliability.
Extended equipment life.
Sustained recovery performance.
7. Operator Training and Metallurgical Support
Services
Operator competency development.
Process troubleshooting.
Metallurgical coaching.
Continuous improvement workshops.
Benefits
Improved process control.
Greater plant stability.
Higher recovery consistency.
Enhanced operational discipline.
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