supply low chrome cast grinding ball:good wear-resistance, low wear rate, low breakage, not deformation, long life cycle and so on  
 name:low chromium cast grinding ball 

Specification:

1)Diameter:8-150mm

2)Hardness:45 HRC min

3)Microstructure:P+C

4)Applied areas:cement building materials,metal mining,coal paste thermal power plants,chemical engineering ceramic coating,light industry,magnetic materials..

5)Chemical composition (%)

a)C:2.2-3.5

b)Cr:0.3-3.0

c)Mn:0.3-1.5

d)Si:0.5-1.5

e)Mo:<1.0

f)P:<0.1

g)s:<0.1