Surface cutting apparatus for hot-rolled steel products
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United States of America Patent
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Mar 6, 2001
Grant Date -
N/A
app pub date -
Jun 7, 1999
filing date -
Jul 24, 1995
priority date (Note) -
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Abstract
In the present invention, in cutting the top and bottom surfaces of a hot-rolled sheet by the rotation of milling cutters holding the sheet therebetween in the thickness direction of the sheet in the running process of the hot-rolled sheet, the cutting resistance determined by the cutting conditions including the type of hot-rolled sheet, the temperature in cutting, and the cut depth is controlled by the adjustment of cut depth, and cutting is performed by making the tension produced on the hot-rolled sheet by the cutting resistance lower than the breaking strength of the joint portion to prevent the breakage of hot-rolled sheet.
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