Shandong Huamin Steel Ball Joint-stock Co.ltd.

Forged and ground steel balls have excellent surface quality, toughness, impact resistance and wear resistance. It does not break easily and loses its round shape.
1) Generally speaking, forged steel balls have high hardness: surface hardness can reach 55-67HRC, and volume hardness is 57-64HRC
2) High impact toughness: impact toughness is greater than 12J/cm2.
3) Low crushing rate: anti-peeling and crushing performance is more than 20,000 times. The actual breakage rate is not more than 1%, close to 0.

Superhard steel forged steel balls HRC60-65 superhard steel forged steel balls HRC60-25

2. Specifications:
1) Diameter: 20-150mm
2) Hardness: HRC 55-65
3) Chemical elements (%), B2, B3, etc