casting steel balls

High chrome  or  low chrome casting steel ball are extensive used in mines, cement build materials, metal mines,coal slurry, thermal power plant, chemical engineering, ceramicindustry, dope industry, light industry some as papermaking andmagnetic material etc powder prepared.
chemical elements.
high chrome casting steel ball:
c:2.0-2.8,si:<1.0,mn:0.5-1.5,cr:22-30,mo:0-1.0,cu:0-2.0,ni:0-1.5,p:<0.10,s<0.06
middle chrome casting steel ball:
c:2.1-3.2,si:0.5-2.2,mn:0.5-1.5,cr:7-15,mo:0-1.0,cu:0-0.8,ni:0-1.5,p:<0.10,s<0.06
low chrome casting steel ball:
c:2.2-3.6,si:<1.2,mn:0.5-1.5,cr:1.5-3.0,mo:0-1.0,cu:0-0.8,p:<0.10,s<0.10

casting steel balls