B3B2 Forged Grinding Steel Ball –Actual Other/Steel Pair and20–130mm Family
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typeForged Steel Ballcustomized supportOEM, ODM
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model number20-130mmusageGrinding For Milling
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abrasive grain sizes45#,60Mn,65Mn,B2,B3,B4 steelShapeball
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HardnessHRC55+MOQ1 Ton
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GradeB2,B3,B4,B6SurfaceSmooth
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FeatureHigh HardnessUsageIndustry Usage
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CertificationsISOApplicationMining & cement factory
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Size20-130 MmProduct nameForging Rolling Steel Ball
B2/B3 forged grinding ball has one actual Other/Steel pair. Select exact diameter and one actual material grade rather than treating the20–130mm body family as separate defined variants.
Choose grade and manufacturing condition
The material family also includes B4,B6,45#,60Mn and65Mn references. Request the actual B2 or B3 chemistry and forging/rolling records for the selected batch.
- Ball shape field.
- Smooth surface.
- HRC55+ hardness reference.
- Mining/cement application.
- Grinding For Milling usage.
Set mechanical inspection
Agree actual geometry and hardness test method with acceptance limits. High Hardness wording does not add a separate numerical property.
Request mill-process trials
Provide actual mill and grinding-material criteria. No wear rate, breakage percentage, service life or verified ISO compliance is supplied without selected-ball material and application evidence.





