Rolling method making use of work roll shift rolling mill

A tandem rolling mill is operated such that roll stands (F1 to F3) of an upstream stage of the mill adjacent to a strip inlet thereof are positioned relative to each other to effect a strip crown control or an edge drop control, while roll stands (F4 to F7) of a downstream stage of the mill adjacent...

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Bibliographic Details
Main Author OCHIAI, TSUNEO
Format Patent
LanguageEnglish
French
German
Published 03.08.1988
Edition4
Subjects
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
ROLLING OF METAL
TRANSPORTING
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Summary:A tandem rolling mill is operated such that roll stands (F1 to F3) of an upstream stage of the mill adjacent to a strip inlet thereof are positioned relative to each other to effect a strip crown control or an edge drop control, while roll stands (F4 to F7) of a downstream stage of the mill adjacent to a strip outlet thereof are operated to axially shift the downstream stage work rolls cyclically to distribute roll wear and thermal crown in the axial direction thereof.
Bibliography:Application Number: EP19880100774