| ALUMINUM | ||||
|---|---|---|---|---|
| Work Rolls for Hot Rolling | ||||
| Hitachi Symbol | Material Chemistry | Main Usage | Characteristics | Hardness HsC |
| FP-4 | 0.5%C-3%Cr | Tandem and Reversing Mill | General Use | 70/75 |
| FP-4F | 0.6%C-5%Cr | Tandem and Reversing Mill |
High Hardness Deep Hardness Penetration Heat Crack Resistance |
75/80 |
| Works Roll for Cold Rolling | ||||
| Hitachi Symbol | Material Chemistry | Main Usage | Characteristics | Hardness HsC |
| FH-11 | 1%C-3%Cr | Reversing Mill | General Use | 95/105 |
| FH-15 | 1%C-5%Cr | Reversing Mill | Deep Hardness Penetration | 95/105 |
| FH-63 | 1%C-2%Cr | Reversing Mill |
High Grindability High Toughness |
100/105 |
| Back Up Rolls for Hot and Cold Mills | ||||
| Hitachi Symbol | Material Chemistry | Main Usage | Characteristics | Hardness HsC |
| FB-5 | 0.5%C-3%Cr | Tandem and Reversing Mill | General Use | 65/70 |
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