cement grinding(Jinhong wear-resistant Materials Co.Ltd)
ak:1.5Min J/cm2
HRC:47 Min
Cr content:3.0%~7.0%
C content:1.80%

The hardness and chemical composition of our grinding balls as below:
1.low chrome alloy grinding balls
Size:20mm-130mm
Hardness:HRC 48-60;Chrome content:1.0-3.0
2.high chrome alloy grinding balls
Size:8mm-110mm
Hardness:45Min;Chrome content:10-28
3.low&high chrome alloy casting bar
Size:8*10mm-35*45mm
Hardness:45-62;Chrome content:low chrome 0.3-1.5;high chrome 10-15

Our company aim at “always meet the needs of the clients”,provide custmomers the best pre-sales and after sales service.Hold the business philosophy of “Quality first .Intergrity-Oriented.Keep improving.Customer paramountcy”.