Using And Analysis Of The New Materials For Edge-rolls Of The1580Mm Hot Strip Mill In Baosteel

Edge roll of the Hot Strip Mill is used to limit the width of ban mostly, and to improve the exterior quality of the ban’s edge,and to ensure the stabilization of production.The type of the edge roll is additional hole or flat usually.There are the edge roll in front of the R1and R2roughing stands,along with the request of the product’s quality is improving.Formerly,semi-steel edge roll’s capability is not fill with the request of the production becaues of the serious wearing of the roll,the quantity of the wearing is2.5-3.5mm(radius),not only effecting the using life of the edge roll,but also effecting the width precision and the edge quality of the ban.It is necessary to choose the new material edge roll passing technology analysis and inter-communion.In this article, the author tracked the using of the new material edge roll,optimized the manage of the edge roll.From the using of the new material edge roll,we confirmed that the new edge roll’s material and making-technology,formed the inspecting-standard.Wearing of the edge roll is decreased,the width’s precision and edge-quality of ban are improved,and the edge-burr is settled basically from using the new edge roll.