Choose the Best Grinding Steel Balls for Your Ball Mill | Fote .
WEBThe sizes of FTM Machinery grinding steel balls can be designed according to customer requirements. Generally, the ball diameter is between 20 mm and 125 mm. You can also design 10 mm, 11 mm or other diameters of steel balls. Small steel balls: 40 mm or 60 mm. Medium balls: 80 mm.