low price grinding steel ball 25mm, 30mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm

low price grinding steel ball 25mm, 30mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm

We mainly produce Forged Grinding Balls, Rolled Grinding Balls and Cast Grinding Balls.
 
1) 60Mn Forged Grinding Balls and Rolled Grinding Balls (20mm to 150mm)
 
2) 65Mn Forged Grinding Balls and Rolled Grinding Balls (20mm to 150mm)
 
3) B2 Forged Grinding Balls and Rolled Grinding Balls (20mm to 150mm)
 
4) B3 Forged Grinding Balls and Rolled Grinding Balls (20mm to 150mm)
 
5) High chrome cast grinding ball (12.7mm to 120mm)  
 
6) Medium chrome cast grinding ball (12.7mm to 120mm)  
 
7) Low chrome cast grinding ball (12.7mm to 120mm)  
 
 
 
1. Feature of grinding steel balls as follows:
 
1) High Hardness: Surface hardness: HRC60-68 HRC, volume hardness HRC60-65.
 
2) High Impact Toughness: The impact toughness of our grinding balls is more than 12 J / cm2.
 
3) Low Broken Rate: the actual broken rate is not higher than 1%.
 
4) Good wear-resistant and lower wear rate.
 
 
 
2. Applied fields of grinding steel balls: 
 
a) Mines;
 
b) Cement plants;
 
c) Power stations;
 
d) Chemical industry
  
 
3. Specifications of grinding steel balls as follows: