COLD ROLLING MILLS and STRIP - SMS Siemag AG
high quality requirements and highest economic ... mills. For compensating the thickness drop, the work roll diameter in the strip edge area has to ..... Pre-calculation of strip surface .... Modernization concept of the four stand tandem cold mill,.
design and evaluation of a laboratory cold rolling
The work rolls were supported by the backup rolls and ... Work Roll Calculations. 36 .... For simplicity a four-high type of mill is chosen with small diameter work.
Cold Rolling Mills - Mitsubishi-Hitachi Metals Machinery
HCM: 6-high IMR shift type HC-MILL; HCW: 4-high WR shift type HC-MILL ... By reducing the diameter of the work rolls, this UCM mill achieves both high...
Optimum Work Roll Profile Selection in the Hot
Work Roll. Vin. Vout >Vin. Screw. Fig. 1. Layout of a 4-high rolling mill stand. ... supported by larger diameter back-up rolls. Fig. 3a shows a pair of cylindrical work rolls. In Fig. .... The degree of flatness f of stripe i was calculated as follows: f i dl.
Model Building of the Initial Crown Effect Rate in
which is affected by initial crown, roll diameter, rolling force, roll bending force and work roll crown, etc., is one of the important quality es of strip products.
Rolling (metalworking) - Wikipedia, the free encyclopedia
Skin-rolled stock is usually used in subsequent cold-working processes .... To minimize the roll diameter a four-high or cluster mill is used. .... Definition of standard mill terms, archived from the original on 03-04-2010, retrieved 03-04-2010.
REVERSING COLD MILLS References - SMS Si
implemented in the form of four-high or ... allows precise advance-calculations of ... Roll diameter. Work rolls. 140 mm to 240 mm. Intermediate rolls 360 mm to...
Formation of Roll Contact in Four-High Mill Stand
types of grooving of work and back-up rolls in four-high mill stand. Rational roll grooving ... sizes of end slopes of back-up rolls and enables to raise accuracy of calculation of work roll ... work roll diameter as its natural deflection is reduced.
Rolling Beings for Rolling Mill Appliions -
Calculation of bearing load. 10. Self-aligning .... α. Chock wall thickness. Sectional height. Roll body dia. Stock for regrinding .... Work rolls of four-high strip mills.
Metal Rolling - Manufacturing Process
At a rolling mill, blooms and slabs are further rolled down to intermediate parts ... Plates are generally considered to be over 1/4", (6mm), in thickness. ... When the work being processed has a high width to thickness ratio, the increase in ... during industrial manufacture, the rolls may typically be 24 to 54 inches in diameter.