Size: Diameter 17-150mm
Product Category:
(1)Low Chromium Casting Grinding Ball
Hardness: HRC45-55
Chemical Elements:
C:2.2-2.5 Si:≤1.2 Mn:0.5-2.0 Cr:1.0-5.0 S:≤0.05 P:≤0.05
(2)Middle Chromium Casting Grinding Ball
Hardness: HRC52-60
Chemical Elements:
C:2.2-3.3 Si:≤1.2 Mn:0.5-2.0 Cr:5.0-9.0 S:≤0.05 P:≤0.05
(3)High Chromium Casting Grinding Ball
Hardness: HRC60-65
Chemical Elements:
C:1.6-3.3 Si:≤1.0 Mn:0.5-2.5 Cr:10-16 Mo:0.3-1.5 Cu:0.2-1 S:≤0.01 P:≤0.01
(4)Super High Chromium Casting Grinding Steel Ball
Hardness: HRC60-65
Chemical Elements:
C:2.0-3.3 Si:≤1.0 Mn:0.5-2.5 Cr:≥17 Mo:1.0-2.0 Cu:0.8-1.5 S:≤0.01 P:≤0.01