... -G100 4.high quality 5.professional manufactory Al2O3 BALL / alumina ball1. COLOR: TINY YELLOW COLOR2. DIAMETER: 1 ... and selling various engineering structure ceramic made from Alumina, Zirconia, Titania and steatileWe are wide applied ... , dry-pressing, cool casting, and equipped with ball mills, material mixers, hot die-casting machines, ... according to customers' requirements. Al2O3 BALL / alumina ball