Copper Mining — Chile
Critical failure reduction at concentrator plant
Direct reduction of unplanned outages in the first 6 months.
Initial Situation / Problem
Recurring unplanned outages in the SAG grinding system, causing estimated operational losses of USD 350,000 per hour of downtime.
Technical Diagnosis
RCA analysis identified premature component fatigue due to deficient lubrication and systematic deviations from the preventive maintenance plan.
Implementation & Solution
Complete redesign of lubrication strategy and implementation of reliability-centered maintenance (RCM) under SAE JA1011 standard.