HPGR Control System The Control System for the High Pressure Grinding Roller (HPGR) have been successfully designed, assembled, tested and supplied by Automation Alliance (AA) on behalf of Köppern Machinery Australia (KMA) to various mine sites such as Talison Lithium, Tropicana, Pilbara Minerals and Altura Mining. A typical HPGR Control system is based on Rockwell’s … Continue reading Projects