Cro – Iron Balls

These are produced in 5 sizes: 25, 35, 40, 50 and 60mm diameter. Cro-Iron balls are sand cast and used mainly for regrind purposes as they are relatively brittle.

Carbon 3.0 - 3.2%
Silicon 0.7 - 1.1%
Manganese 0.8 - 1.1%
Chromium 0.5 - 1.5%
Sulphur 0.12% maximum
Phosphorus 0.15% maximum
Average hardness 450 Brinell Hardness Number

The balls produced by Craster International are manufactured using advanced methods and processed under very rigorous metallurgical controls to ensure quality, consistency and durability. Every batch of balls is laboratory tested against the required specifications. Only the best balls are released to the customers.