1.Material: 45Cr, 55Cr, 42CrMo

2.Specification: Dia=400-850MM   Weight=0.5-10t

3.: Harmful elements: P≤0.25, S≤0.25,Cu≤0.25

4. Finished roller quality

Hardness: 50-75HS

Effective hardening layer thickness: Crs eries:15-25mm, CrMo series:20-35, Others ≥40mm

Homogeneity of hardness: ±2HS

Roller neck hardness: 40-60HS

Roughness: Ra0.8

Dimensional precision:IIT7 grade

Soft strip width: Roller length ≥1500, width≤80mm, Others ≤60mm

5.Process: Furnace(EBT)+LF+VD→electroslag remelting →steel ingot→heating→forging→heat treatment→inspection→roughing processing→roller blank checking→submission 

       →quenching and tempering →testing→second-time roughing processing→surface
               quenching→finished roller→checking and submission

6.Technical data: Chemical Composition, Physical Properties and Mechanical Testing according to the customer's requirement 

7.Manufacturer:  Chongqing Yuesheng Mechanical Roller CO., Ltd.

8. Reference standards:ISO9001

9.Advantage: Punctual Delivery, Competitive Price, Short Lead Time, High Quality, Superb R&D, High OEM Capacity, Various Product Line, Reliability, High Reputation, Made To Order, Rich Experience