Keywords: cold rolling mill, work roll and backup roll chock, mill housing, 3D modeling 1. Introduction ... Forces acting on 4 High Mill with intermediate roll Let Working Pressure = 210 bar, Bore Dia = 400mm, Rod Dia = 350mm, Testing Pressure = 315 bar Cylinder Force = P x A =
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WhatsApp: +86 18838072829The design of the rolling mill can be a 2high or 4high (even 6high in some cases). The mill stand can be work roll driven or back up roll driven. The mill can be designed with hydraulic work roll bending or back up roll bending. Installations typically have a single rolling mill stand, but may have two. WhatsApp
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WhatsApp: +86 188380728294 High Demag Roll Mill . 4 High Demag Roll Mill . 39Quot 1000Mm Demag Sendzimir 2O High Rolling Mill Mill speed 530 mpm max work rolls 2 nos 60 mm dia x1114 mm length back up roll 8 nos with 40 nos bearing set roll barrel 300 mm dia x172 mm width drive roll 4 nos 170173 mm dia1221 mm length idler roll 2 nos 170173 mm dia1258 mm length imr 4 nos 98 mm to 104 mm dia1185
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WhatsApp: +86 18838072829Product description. The 4high mill is equipped with positive and negative work roll bending in order to influence the shape and the flatness of the strip. Either the work roll or the backup roll is driven, depending on customer requirements. The diameter of the 4high work rolls amounts to approximately 1:4 in relation to the barrel length.
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WhatsApp: +86 188380728294 High Rolling Mills Experience. Element has designed and built multiple 4 high rolling mills for a wide variety of applications from foil processing to individual piece rolling. These machines have ranged in separating forces from 100 UST (90 MT) to 1000 UST (907 MT), handle strip widths from 2″ ( mm) to 120″ ( m) and reduce strip ...
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WhatsApp: +86 18838072829A roll failure is a big catastrophe in rolling mill which not only leads to partial or total loss of the rolls, also necessitates removal of resulting cobble in the mill, causes mill stoppage and damage to rolling mill equipment. All these affect the mill performance adversely. Hence, roll failures are to be avoided.
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