Supply the forged steel balls from Dia20mm - Dia150mm for copper mine, iron mine, gold mine, silver mine ... through special bar heating, forging optimum wear and impact resistance.
Dia25mm to 40mm are defined as small balls.
Dia50mm to 80mm are defined as medium balls.
Dia94mm to 150mm are SAG balls.
If you need more detailed information, please contact me timely.