King's MineMate ZR-320 Ceramic Media are cost-effective ultra-fine ... in mineral processing industry. King's MineMate® ZR-320 Ceramic Media, provides a higher wear resistance than King ... in mineral processing industry.King's MineMate® ZR-320 ceramic media are fully solid, free of bubble ... particle size reduction economically.With King's MineMate® ZR-320 ceramic media, you easily have a cost-effective ...