hot strip mill roll change

Mechanical Equipment Inventory

oxygen plants (1) paint lines-coating lines (1) pickle lines (2) pinion stands plate mills (3) pre-fabricated rooms (2) presses pumps railroad equipment reels reheat furnaces (1) rod and wire mill equipment rod & wire mills (1) roller tables (32) rolling mill spindles (6) rolling mill stands roll lathes (2) rolls.

quick roll change hot trip mill

HOT ROLLED FLAT STEEL Roughing Mill descaler vertical Edger Roughing Mill heated Transfer Table Ain Sokhna hot strip mill is the most modern mill for the production of quality coils from thin slabs The two F2cR four-high stands for flexible crown control and free rolling are fitted with dynamic roll.

A BASIC UNDERSTANDING OF THE MECHANICS OF ROLLING

Secondary scale on hot strip and the impact on wear is another issue Stresses from Hertzian pressure in 4-high cold mill back up rolls were measured years ago, the results were never published, but of high interest

These bearings are mainly used for the roll neck thrust bearings of hot strip mills and cold strip mills Bore diameter 305 400 509998 Outside diameter 500 650 7335 Cones width 200 240 20002 Cups overall width 200 240 20002 533 965 859 148 299 263 35 65 52 2 220 4 070 , Roll neck bearings for rolling mill 05 06 Roll neck bearings 1 1.

A Study on the Characteristics of Oxide Scale while Hot

The effects of hot rolling on the surface roughness and oxide layers such as reduction, roll speed, and entry temperature, were investigated to identify any , 63 Effect of hot rolling parameters on oxide scale thickness 138 , Figure 11 Outline of a hot strip mill with coil box on the transfer table 3.

Technological packages › Flat › Q-CHANGE ‹ Danieli

Long-stroke hydraulic cylinder for Work Roll (WR)

are used mainly in blooming mills, heavy plate mills and hot strip mills, where considerable axial forces occur in combination with low to moderate speeds During operation, only one bearing row is subjected to pure axial load The other is not subjected to load In order to prevent distorted rolling.

Hot strip mills ǀ Eckelmann AG

Put your trust in Eckelmann AG’s know-how and extensive experience in the automation and step-by-step modernisation of hot strip mills Eckelmann has particular expertise in the development of the rapid technological control systems for rolling stands in hot strip mills: Hydraulic roll adjustment with automatic roll gap control; Roll bending.

Technological packages ‹ Danieli

Technological packages , Advanced laminar cooling system for hot strip mills DQ

Oct 10, 2002· Everything you need to know about flatteners and levelers for coil processing—Part 1 , we also change the flatness The cold mill roll gap should start out being set to the same profile as the crown of the incoming hot mill product Then, as the cold mill gap is adjusted to reduce the crown, the coil also will come out flat--if the hot mill.

Cold Rolling Mill Rolls, Hot Strip Mill Roll, Aluminium

Cold Rolling Mill Rolls, Hot Strip Mill Roll, Aluminium Mill Rools, Continuous Caster Rolls, Plate Mill Rolls, Tube Mill Parts, Earthmovers Parts, Machine Tools.

Work Roll change in a Hot Rolling Mill ( especially in a

Dec 13, 2013· In a Hot rolling mill especially in a steel industry where highly integrated automation is used for high quality steel strip production, how roll change can be done in auto mode or in manual mode through HMI.

Fabrication and angle compensation analysis of skew

plate mills and cold strip mills and the areas of application are still increasing Research has focused on analyzing the rolling load or rolling torque generated by pair cross mills [7, 8], and on the strip profile control capability of the roll crossing mill[9], and so forth.

Rolling Process

John G Lenard, in Primer on Flat Rolling (Second Edition), 2014 411 Hot, Cold and Warm Rolling The rolling process may, of course, be performed at low and high temperatures, in the cold rolling mill or in the hot strip mill, respectively, as already mentioned in Chapter 1The formal distinction between what is low and what is high temperature, and in consequence, what are the cold and hot.

Rolling (metalworking)

These backup rolls are larger and contact the back side of the smaller rolls A four-high mill has four rolls, two small and two large A cluster mill has more than 4 rolls, usually in three tiers These types of mills are commonly used to hot roll wide plates, most cold rolling applications, and to roll foils.

Technical Report Deformation Behavior of Oxide Scale in

to 50 m/s so as to change the travelling time between the two mills , Deformation Behavior of Oxide Scale in Hot Strip Rolling Hikaru OKADA* , ly, rolled on the No 1 Mill to 45 mm, transferred to the No 2 Mill in 25 and 74 s at speeds of 117 or 035 m/s, the temperature at its.

Hot Rolling Mill Hydraulic Gap Control (HGC) thickness

P Kucsera et al Hot Rolling Mill HGC Thickness Control Improvement

FENN Rolling Mill machines are available in both 2Hi and 4Hi roll configurations, and mills may be either work roll driven, back-up roll driven, or a combination of both On one end of the spectrum, 4Hi Rolling Mills with work rolls are offered as small as 500" (127mm) in diameter.

Highest performing Hot Strip Mills

HOT STRIP MILL — HIGHEST PERFORMANCE FOR NEW AND EXISTING STEEL MILLS The demand for hot rolled strip is growing in multiple ways To remain competitive, new and existing mills must meet this challenge in the best possible way The production of hot strip is a.

The Hot Rolling Process

The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semi-finished steel slabs of steel nearly to their melting point, then roll them thinner and longer through 12 successive rolling mill stands driven by motors totaling 77,000 hp, and finally coiling up the lengthened steel sheet for transport to the next process.

U001en Hot-Rolled Steel Sheets and Coils

manufactures a wide range of Hot-Rolled Steel Sheets and Coils in accordance with Japanese Industrial Standards (JIS), the standards of other countries, and our own strict standards Our Hot-Rolled Steel Sheets and Coils are applied to a wide range of applications such as, automobiles, electrical appliances, construction materials, containers, and.

Siemens introduces new quick-exchange pinch-roll cassette

Siemens VAI Metals Technologies now offers hot-strip mill operators a new method for changing the pinch rolls in downcoilers The pinch-roll unit, designed as a quick-exchange cassette, can be replaced within just ten minutes without additional interruption of production That saves up to eight hours typically required when applying conventional solutions.

hot strip mill roll change

hot strip mill roll change; Rolling of steel in Hot Strip Mill - ispatgu Hot strip mills in these days are either conventional hot strip mills or strip mills for rolling thin slabs The primary function of the conventional hot strip mill (HSM) is to reheat the semi-finished steel slabs (rolled or continuously cast) to the rolling temperatures.