high chrome casting iron grinding ball

Casting balls:1)size:17mm-120mm
2)High hardness & low breakage
3) Good wear-resistance
4)High Cr:58HRC min

Main products:

High & low chrome aolly cast grinding balls

High & low chrome aolly casting cylpebs

a)Specification: 17-120mm

b)Hardness:

High Cr: HRC 58-66

Low Cr: HRC 45-55

c) Characteristics:

1) High hardness

2) Good wear-resistance

3) Low breakage

4) Low wear rate

d) Chemical composition

High Cr: C:2.0-3.2, Si: ≤1.0, Mn:0.2-2.5, Cr:10.0-28.0, Mo: ≤3.0, Cu:1.0, P: ≤0.1, S: ≤0.1

Low Cr: C:2.2-3.6, Si: ≤1.5, Mn:0.2-1.5, Cr:1.0-3.0, Mo: ≤1.0, Cu:0.8, P: ≤0.1, S: ≤0.1

e) Applied fields:

1)Metal Mines

2)Cement plants