... maintenance 3.OEM and ISO certificate Trommel Screen on Mill 5.5x8.8Combining advantages of ... high abrasion and corrosion resistant performance, where rubber screen panels and deflectors last longer than metal ones ... Ø3500 x 3605mmWA Iron Mine, AustraliaØ7.32 x10.68m ball millØ3000 x 3940mmDashan Concentrator ... 3000 x 3605mmVargem Grande, Vale, BrazilØ7.32 x12.5m ball millØ2300 x 3741mmTaiSteel, Taiyuan ...