
Forged steel back-up roll is mainly used in 4-Hi mill and 6-Hi mill. The diameter of roll barrel is 350~
The main types of mills: back-up roll of
We cooperate closely with lots of mill design companies for the supply of
Name Type of material Hardness Hardness deviation Back-up roll 60CrMo, 9Cr2Mo, 86CrMoV7, 70Cr3Mo 60~80HSD 2-3HSD