Premium Quality Graphite Steel Rolls
Our Graphite Steel Rolls are engineered for exceptional performance with enhanced machinability, superior thermal conductivity, and excellent wear resistance. These specialized rolls feature graphite-modified steel composition, offering outstanding damping properties and improved surface finish, making them ideal for precision rolling operations and applications requiring superior thermal management.
Dynamic Rolls specializes in manufacturing high-quality Graphite Steel Rolls with decades of industry expertise. Each roll is precision-engineered using advanced metallurgy incorporating controlled graphite distribution. Our Graphite Steel Rolls feature excellent machinability, superior thermal shock resistance, and enhanced lubrication properties, ensuring consistent quality, reduced maintenance costs, and extended service life in demanding rolling mill applications.
Chemical Analysis
| Designation of Rolls | Material Code | C | Si | Mn | Ni | Cr | Mo |
|---|---|---|---|---|---|---|---|
| ZuS140CrNiMo | GS 140 | 1.30 - 1.50 | 1.30 - 1.60 | 0.50 - 0.80 | 0.40 - 0.70 | 0.20 - 0.50 | |
| ZuS160CrNiMo | GS 160 | 0.80 - 1.50 | 0.80 - 1.50 | 0.60 - 1.00 | 0.60 - 1.00 | 0.50 - 2.00 | 0.20 - 0.80 |
| ZuS190CrNiMo | GS 190 | 0.80 - 1.50 | 0.80 - 1.50 | 0.60 - 1.00 | 0.60 - 1.00 | 0.50 - 2.00 | 0.20 - 0.80 |
Physical Properties
| Designation of Rolls | Material Code | Barrel Hardness (HSD) | Neck Hardness (HSD) | Tensile Strength (Mpa) |
|---|---|---|---|---|
| ZuS140CrNiMo | GS 140 | 36 - 46 | ≤ 46 | ≥ 540 |
| ZuS160CrNiMo | GS 160 | 45 - 55 | ≤ 50 | ≥ 500 |
| ZuS190CrNiMo | GS 190 | 50 - 65 | ≤ 50 | ≥ 450 |
Microstructure
Pearlite + Spherical Graphite + Carbide
Applications
| Designation of Rolls | Material Code | Applications |
|---|---|---|
| ZuS140CrNiMo | GS 140 | Small and medium Steel, Thick Wire Rod Mill, Hot Strip Rough Roll, Roller Universal Rolling Mill |
| ZuS160CrNiMo | GS 160 | Small and medium Steel, Thick Wire Rod Mill, Hot Strip Rough Roll, Roller Universal Rolling Mill |
| ZuS190CrNiMo | GS 190 | Small and medium Steel, Thick Wire Rod Mill, Hot Strip Rough Roll, Roller Universal Rolling Mill |
Our Graphite Steel Rolls are manufactured using premium grade steel with controlled graphite dispersion and advanced metallurgical processes. The unique graphite-modified structure provides superior thermal conductivity and natural lubrication properties. We employ state-of-the-art casting technology with precise graphite control, advanced machining processes, and rigorous quality control to ensure each roll delivers exceptional performance, excellent surface quality, and extended service life in precision rolling applications.
