The transformation of ore from large chunks to fine powder is impossible without the "precision processing" of ore grinding mills. These devices each have their own unique capabilities: Ball mills act like "master crushers," where grinding media inside the cylinder rotate and fall, crushing the ore through impact and grinding; autogenous mills (self-grinding mills) use "ore-on-ore grinding," allowing the ore particles to collide and rub against each other, and also automatically mix coarse and fine materials; roller mills use grinding discs and pressure to crush and grind the ore into powder; vibratory mills use high-frequency vibrations to propel and impact the grinding media, rapidly pulverizing the material; and jet mills are even "lighter," using high-speed airflow to propel ore particles to collide with each other, producing ultra-fine powder.
From coarse grinding to ultra-fine pulverization, ore grinding mills are the "precision craftsmen" of the mining industry.