Method and system for suppressing surface oxide film during hot

Details Method and system for suppressing surface oxide film during hot Method and system for suppressing surface oxide film during hot

1998-12-04

2000-10-24

Butler, Rodney A.

Metal deforming

By use of roller or roller-like tool-element

With modification or control of temperature of work, tool or...

72 39, B21B 2706, B21B 4504

Patent

active

06134933&

ABSTRACT:
A plurality of finishing mills for finish rolling a rolled material are located in a row to configure a finishing mill group. First to third surface coolers for cooling surfaces of the rolled material are located on an entry side of each of first, second and third finishing mills of the finishing mill group, and the amount of cooling water jetted at the rolled material by each surface cooler under a command of a controller is set at 4,000 liters/min.multidot.m.sup.2, whereby the thickness of scale is restricted to 5 .mu.m or less.

REFERENCES:
patent: 3514984 (1970-06-01), Cook
patent: 4043166 (1977-08-01), Leroy
patent: 5235840 (1993-08-01), Blazevic
patent: 5694799 (1997-12-01), Wolpert et al.

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