• Customized：Customized
• Packaging：Steel Drum , Container Bag
• Impact Value：More Than 12j,Cm2
• Hardness：55HRC-67HRC
• Diameter：20-150mm
• Drop Test Times：More Than 20000
• Field：Mine, Cement, Electric Power Plant
• Delivery：Prompt
• Transport Package：by Bag or Steel Drums
• Specification：Dia. 20-150mm
• Trademark：HM
• Origin：China
• HS Code：73261100
• Production Capacity：200, 000 Mt,Year

 Nominal Diameter(mm)Dimensional Tolerance(mm)Roundness %Φ20±2  ≤6Φ25±2   ≤6Φ30±2   ≤5Φ35±2   ≤5Φ40±2   ≤5Φ50+3,-1   ≤4Φ60+3,-1   ≤4Φ70+3,-1   ≤4Φ75+3,-1   ≤4Φ80+3,-1   ≤4Φ90+4,-2   ≤4Φ100+4,-2   ≤4Φ120+4,-2   ≤4Φ125+4,-2   ≤4Φ130+4,-2   ≤4Φ140+4,-2   ≤4Φ150+4,-2   ≤4
3.Picture show
4. Packing Instruction:
Barrel with wooden pallet: Steel Drum or Steel Barrel
Barrel size(cm): 89 χ 58 (Volume: 800kgs N. G. Avaliable)
Pallet size(cm): 168 χ 59 χ 13
Two Barrel tie on the wooden pallet, steel tape for bundle
Strong Nylon Bag:
Avalible Bag: 50kgs; 100kgs; 1000kgs


1) High Hardness: Huamin forged grinding steel ball has high hardness: surface hardness can reach to 55-67 HRC, volume hardness 56-64 HRC
2) High Impact Toughness: impact toughness is more than 12 J / cm2.
3) Low Broken Rate:  peel fragmentation resistance property of over 20000 times. The actual breakage rate is less than 1% and close to 0.