hot strip mill work roll lubrication

Tribology in Metal Working

scale and in the hot strip mill. Results show that an ideal hot work roll mate-rial should be made up of a matrix with high hardness and a large amount of complex, hard carbides evenly distributed in the microstructure. The surface failure mechanisms of work rolls

Get Price

Application of Hot Rolling Lubrication on a Reversing

Hot Roll Lubrication A CostCutting Measure Aug 20 2002 · Hot roll lubrication has been known about for a long time and the latest research has demonstrated the advantage and value of this method to mill owners and their customers The key lies in the ...

Get Price

Adaptive feedforward thickness control in hot strip rolling …

 · In, e. g., Kimura et al. (2003), the friction condition at the roll-strip-interface is associated with the phenomenon of mill chattering, i. e. vertical oscillations of the roll stack. At the hot strip rolling mill of voestalpine, it has been observed that lubrication also has an

Get Price

LUBRICATION ON WORK ROLL BEARINGS FOR THE HOT STRIP MILL

LUBRICATION ON WORK ROLL BEARINGS FOR THE HOT STRIP MILL QUAKERTEK CS 4015-EP THE SOLUTION CHALLENGES A large Steel Mill was currently using a grease on their hot strip mill bearings that was washing out. As a result the outside

Get Price

How does it work: hot-strip rolling mill

 · ThyssenKrupp Steel Europe spent a quarter of a million euros on renovating its hot-strip rolling mill in Duisburg. The animation shows how it all works.

Get Price

Effect of Processing Parameters on Scale Formation During Hot Steel Strip …

During hot strip processing, tertiary scale forms on the steel sur-face after descaling or between each mill stand, at temperatures below 1000 C. The frictional phenomena and thermal conductivity at the interface between the roll and the steel will affect the rolling

Get Price

Hot Mill Roll Lubrication Systems

New lubrication technology for the hot strip mill ROLLING force, material surface state, roll degradation, and strip texture (important in fer-ritic steels), are all parameters which are strong-ly influenced by the friction coefficient in the roll bite during hot rolling.

Get Price

Performance of Grease in Work Roll Bearing of Roughing Stands of Hot Strip Mill

Performance of the Grease in Roughing Stand at Hot Strip Mill The grease was tried out for lubrication of Work Roll Bearings of 4 stands of Roughing Mill (R#2 to R#5) at Hot Strip Mill. Period of Trial: 83 days. Observations: Grease was tested for its pumpability

Get Price

Roll neck bearings for rolling mill

Hot / cold strip mill Boundary dimensions (mm) Basic load ratings (kN) &U & U &X Mass (kg) Bearing No. These bearings are mainly used for the back-up rolls of cold strip mills. Bore diameter 690 755 770 820 850 900 Outside diameter 980 1 070 1 075 1 130

Get Price

Hot Mill Roll Lubrication Systems

hot mill roll lubrication systems Home; hot mill roll lubrication systems; Powerful gears in rolling millsIn the early 1980s, the United States Steel Corp (USS) found the gears in their Gary Works, Ind hot strip mill to be in poor condition A number of these large gears failed, causing downtime and.Roll in Hot and Cold Rolling MillsHot and Cold Rolling Mills PRESENTED BY ANDREW HOBBIS ...

Get Price

(PDF) Effect of lubrication on mill loads during hot rolling …

Work rolls in the hot strip mill withstand extreme service conditions, especially when electrical steels are rolled, resulting in severe roll wear and fatigue. High-speed steel (HSS) work rolls ...

Get Price

Online prediction of work roll thermal expansion in a hot …

 · Prediction of work roll thermal expansion is an important element in controlling the strip profile and flatness in a modern, high-speed rolling mill. In this study, a full three-dimensional analytical model “based on the finite difference method under transient condition” that already was developed is used to calculate the temperature and the thermal crown of a work roll.

Get Price

Hot Strip Mill | Lubricants for Hot Strip Mill from BECHEM

Lubricants for Hot Strip Mill - BECHEM’s Highlub FA 67-400 and Highlub LT 2 EP lubricants for hot rolling mill developed in collaboration with German steel manufacturers and Academic community have helped reduce lubrication quantity for its customers by 50%, resulting in substantial cost savings.

Get Price

HOT STRIP MILLS Mechanical Equipment

SMS SIEMAG Hot Strip Mills 4 A slab sizing press in the roughing mill area offers decisive advantages for more flexibility in hot strip pro-duction today and in the future. Width reductions of up to 350 mm in one pass enable the number of different casting sizes in the

Get Price