Our History - AltaSteelThe History of AltaSteel . 2002. In 2002 a new Heat Treatment facility was built, utilizing AltaSteel's patented heat treating process for grinding media.grinding media history,Outotec Grinding MillsOur business · Operating model · Strategy · Acquisitions · History · QEHS · Code . Optimize grinding mill performance, efficiency, and availability to ensure you meet . Outotec high-performance grinding mills use advanced simulation tools for the . We offer autogenous (AG), semi-autogenous (SAG), ball, rod, and pebble.
grinding media history