Rolling roll and plated steel sheet produced thereby
AssigneePosco
InventorsSun-Ho JEON, Moon-Hi HONG, Seok-Mo SHIN
Life of this patent
Estimating the term…
Abstract
Provided is a rolling roll including: a rolling roll body (112) installed to a rolling mill and used for rolling a material; and a surface treatment part formed on a surface of the rolling roll body (112) and coming into contact with the material, wherein the surface treatment part is formed to have fine concave and convex patterns forming ridges and valleys on a surface thereof, wherein the fine concave and convex patterns are formed such that the roughness skewness, indicating the difference between the height of the ridges and the depth of the valleys, has a negative (−) value.
Claims5
A rolling roll, comprising a rolling roll body installed to a rolling mill and used for rolling a material and a surface treatment part formed on a surface of the rolling roll body and coming into contact with the material,
- wherein the surface treatment part is formed to have fine concave and convex patterns forming ridges and valleys in a surface, and
- the fine concave and convex patterns are formed such that the roughness skewness, indicating the difference between the height of the ridges and the depth of the valleys, has a negative (−) value.
Dependencies are inferred from the claim text.