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forged grinding balls
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Forged Steel Grinding Balls

Our forged steel grinding balls commonly used low-carbon alloy, high manganese steel, high carbon and high manganese alloy steel. On the basis of these material we have developed a series of competitive and efficient patent forged grinding balls.china manufacturer

Our products range from 20mm to 150mm, 1 inch to 6 inch, and we can also offer all size of products according to clients’ demand.


  1. forged steel grinding ball has high hardness: surface hardness to 58-65HRC, volume hardness of 57-64HRC
  2. impact toughness high: impact toughness more than 12J / cm2.
  3. broken rate is low: the actual broken rate is not higher than 0.5%.
  4. loss of forged grinding ball round rate is low.
  5. dropping test in 8m high tester for more than 20,000 times.



Inspection Process

  • Surface quality inspection
  • Dimensional inspection
  • Low magnification analysis
  • Dye penetrant inspection
  • Metallographic test

Technical Process of Forged Steel Ball

  • Raw material testing
  • Mixture
  • Heating
  • Forged hot rolled
  • Heat treatment
  • Testing
  • Storage
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