Equation of Shape Control and Edge Drop on UCMW Tandem Cold Mill

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Abstract:

Edge drop of strip and sheet is a key technological issue besides of gauge control and shape control during the process of wide strip rolling, the reasonable control procedure of edge drop can increase the qualified product ratio, as well the quality and performance of product, it is especially effective for the silicon steel sheet, tin sheet and automobile body sheet. Therefore, more researchers focus on the edge drop of strip and its control technology in recent years. In this paper, a new strip profile control equation is established originally, according to the ways of strip shape control technology of large-scale tandem cold rolling mills. The new equation describes both the shape control and edge drop control. Some verification is developed in the equation based on the 1420mm UCMW tandem cold mill. The research result about mechanics of edge drop and it's control have been applied in tandem cold rolling mill. The good result is obtained according to the field measured data, and the control precision is increased greatly.

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94-97

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October 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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