Brief Introduction


Improve in wear resistance and thermal fatigue resistance. High fracture toughness reduces the degree of fire cracking and helps to extend the servicing life. Its high strength spheroidal graphite core overcomes the high loads.

Mechanical Properties Centrifugal Static
Hardness of shell HSD45-60 HSD45-60
Hardness of neck HSD38-50 HSD40-55
Tensile Strength of core ≥500Mpa ≥500Mpa

Chemical Analysis

C Si Mn Ni Cr Mo
3.0/3.4 1.5/2.5 0.8/1.0 2.5/4.5 ≤0.2 0.7/1.0


For roughing rod/bar mills.


Centrifugal and Static Casting Spheroidal Graphite Acicular Roll and Ring