Forged Intermediate Rolls
Forged intermediate rolls
Forged steel intermediate roll applies to high precision 6-Hi(as well as a few 8 Hi) mills. its name is from the working location between working roll and back-up roll. The intermediate rolls are mainly used to control the shape of strip. The different Materials of 2%Cr,3%Cr,5%Cr and semi-high speed steel (SSH) can be used according to different requirements of hardness depth.
Harndess Curve of Intermediate Roll
Physical properties
| Symbol | Hardness | Hardness Uniformity | Depth of hardness | Size |
| 9Cr2Mo | 85-102 HSD | 3HSD | 8~15mm | ￠200-600mm |
| MC3 | 85-102HSD | 3HSD | 15-30mm | ￠200-1000mm |
| MC5 | 85-102HSD | 3HSD | 20-40mm | ￠300-1000mm |
Application
| Symbol | Type of material | Application for cold mills |
| 9Cr2Mo | 2%Cr | Work rolls for general 4 HI mill |
| MC3 | 3% Cr | Work rolls and intermediate rolls for reverse cold mills. |
| MC5 | 5% Cr | Work rolls for tandem mill and skin pass mill |
Other dimensions or materials requirements can be produced under customers requirements.