applied in successive casting machines,mineral machien,ships,turbo generators,hydraulic turbines IT IS BACKED ... BRASS THAT HAS GOOD PHYSICAL PERFORMANCE AND GOOD CAPABILITY FOR CASTING. WHAT'S MORE, THE BRASS BACKING HAS PRETTY GOOD ANTIEROSION ... IS FILLED. THE PRODUCT IS WIDELY USED ON CONSECUTIVE CASTING AND ROLLING MACHINES, MINEEXPLOITING EQUIPMENTS, SHIPS ,STEAM ENGINE, ETC. new product solid ...