Low-chrome steel ball c: 2.2-3.4 si:1.2max Mn 0.5-1.5 P: 0.08max S:0.06max Cr:1.5-3.5 HRC:46min
Medium-chrome steel ball c: 2.0-3.2 si:1max Mn: 0.5-2.5 P:0.08 max S:0.06max Cr:11min HRC: 56-62
High-chrome steel ball c: 2.0-3.2 si:1max Mn: 0.5-2.5 P:0.08max S:0.06max Cr:15min HRC: 58-64
The size of our grinding balls is from 20mm to 150mm . Please don't hesitate to connect with me if you have any questions.
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