Type:

Body Diameter
（mm）

Total Length
（mm）

WR
IMR

≤1000

≤ 6000

BUR

≤1800

≤7000

No.

Material

Parameter

Application

WR
IMR

1

3%Cr,
Cr3% Forged

(1)Barrel Hardness: 70-100HSD.
(2)Working Layer Depth: 20-30mm

Small/Medium Size 4-Hi Single Stand CRM,6-Hi Single Stand CRM, Skin Pass Mill

2

5%Cr 
Cr5% Forged

(1)Barrel Hardness: 70-100HSD.
(2)Working Layer Depth: 25-40mm

Medium/Large size Tandem Cold Mill, Skin Pass Mill

3

SHSS

(1)Barrel Hardness :62-64HRC.
(2)Working Layer Depth: 30-50mm

Large size Tandem Cold Mill

No.

Material

Parameter

Application

BUR

1

3%Cr 
Cr3% Forged

(1)Barrel Hardness:60-65HSD.
(2)Working Layer Depth:30-70mm

Small/Medium Size 4-Hi Single Stand CRM,6-Hi Single Stand CRM

2

5%Cr 
Cr5% Forged

(1)Barrel Hardness:60-70HSD.
(2)Working Layer Depth:30-100mm

Medium/Large size Tandem Cold Mill

3

5%Cr
Cr5% Forged Enhanced

(1)Barrel Hardness:70-76HSD.
(2)Working Layer Depth:30-100mm

Temper Mill, Skin Pass Mill