Grinding Medium Balls
WEBJun 29, 2022 · The technical standard of forging balls is diameter: Φ20mmΦ150mm. The hardness is HRC60HRC65, the core hardness is 5863, the bulk hardness is greater than 60 degrees, the impact toughness is (1235) J/cm2, and the outofroundness rate is not deformed from beginning to end, but not out of roundness. At present, our company has .