• Model NO.：40mm
• Certification：ISO9001, ISO14001, ISO18001
• Hardness：HRC60-65
• Delivery：Prompt
• Model No.：60mn, B2 B2 B3 B4
• Diameter：20mm-150mm
• Transport Package：Container Bags, Steel Drums
• Specification：Dia. 20-150mm
• Trademark：HM
• Origin：China
• HS Code：73261100
• Production Capacity：150, 000 Mt,Year

Basic Info.

Model NO. 40mm Certification ISO9001, ISO14001, ISO18001 Hardness HRC60-65 Delivery Prompt Model No. 60mn, B2 B2 B3 B4 Diameter 20mm-150mm Transport Package Container Bags, Steel Drums Specification Dia. 20-150mm Trademark HM Origin China HS Code 73261100 Production Capacity 150, 000 Mt/Year

Product Description

Rolling forged grinding steel balls for mineral processing

Diameter: 40mm
Hardness:HRC60-65
Packages: steel drums or big bags
Applied Fields: secondary grinding mills or vertical mills in iron mines,gold mines,copper mines,pallet plants,paints plants,chemical plants etc.


Forged Steel Ball Features and Advantages:
Concentrating on wear-resistant grinding material for 30 years, Huamin Brand steel grinding ball is excellent in surface quality, hardness, and resistant to impact and abrasion. It won't crack and lose circularity easily.
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.


For more information,pls contact Wendy Zheng served for 24hours.