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Coupling Mechanism of Control on Strip Profile and

Taper roll contours are widely applied in the single stand universal crown mill (UCM) to control the edge-drop of silicon steel but bilateral symmetrical quarter buckles always happen in the last pass It shows that the control on the strip profile and flatness has strong coupling nature Get price

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Metals MiningMore

One-stand roughing mill The roughing mill stand is de-signed for rolling slabs of thick-ness from 70–90 mm down to the 30–45 mm thickness of the trans-fer bar It is a single-pass non-re-versing high-speed unit This unique layout guarantees a trans-fer bar with a Get price

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Six

The HC-type of single-stand reversible six-roll cold rolling mill with positive negative bending rolls equipped on the work rolls The pre-uncoiler and the front and rear tension coiler thick gauges laser speedometers are equipped to achieve large tension rolling ensuring high-speed and stable production of thin gauge products Get price

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UNIVERSAL ROLLING MILL STAND HAVING MORE THAN ONE

Oct 24 19721 A single universal rolling mill stand for reversing rolling of profiled beams comprising 2 A universal mill stand according to claim 1 including reversible roll driving motors operatively coupled to said rolls to effect reversing rolling 3 Get price

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The Hot Rolling Process

and finally coiling up the lengthened steel sheet for transport to the next process The Hot Mill rolls slabs weighing up to 30 tons between 30" and 74" feet long is rolled into strip as thin as 1/16 inches and up to a half-mile in length 850 and 1000 pounds-per-inch-width (PIW) respectively Get price

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FAG Rolling Bearings in Rolling Mills

The work rolls in four-high strip mills and the rolls in two-high fine-section and wire mills are predominantly fitted with angular contact ball bearings as axial bearings (Figure 10) The chock arranged on the drive end is not axially located in the roll stand but is guided on the roll neck by the axial bearing Since the guidance forces areGet price

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Strip Rolling Mill

Hani Tech undertake turnkey project for Steel Narraw Strip Rolling Mill (Cold rolling mill) can provide design and manufacturer service for rolling raw material thickness ≤ 4 mm width ≤ 800 mm made of plain carbon steel low alloy steel stainless steel and non-ferrous metal strip used for roughing or roughing mill Get price

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Temper mill

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 Pinch rolls provide back tension for the pay off reel in the entry section and entry and exit tension for the temper pass Get price

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Advanced Reversing Cold Mills by Primetals Technologies

Single-stand reversing cold mills Depending on the product mix a single-stand cold rolling mill can deliver rolling capacities of 100 000 to 400 000 t/a Rolling schedules can be carried out with an even or odd number of passes to maximize mill availability and performance Get price

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Rolling Mill Rolls

Large medium and small section steel intermediate and finishing mill stand strip work roll Large medium and small section roughing mill stand Strip roughing rear frame finishing front frame cold rolling strip work roll Hot Strip Finishing Mill Stand Small or Wire Finishing Mill Stand Casting Iron Rolling Roll Chilled cast ironGet price

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Products › Aluminium and Non

Danieli has a full range of flexible hot mill configurations to meet customers' requirements Optimal solutions can be provided for single-stand reversing roughing mills multi-stand finishing mills twin-coiler single-stand finishing mills and combination plate and coil mills Get price

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1 + 4 HOT ROLLING MILL LINE SOUTHWEST ALUMINIUM

EQUIPMENT FEATURES Hot mill roughing stand • Bottom mounted double acting load cylinders • Positive work roll bend • Side shifting work roll change • Chock mounted oscillating scratch-brushes • ISV Pulse width modulated coolant spray bars • Independent drive to work rolls Edger • Underdriven low height requirement • Fully hydraulic longstroke operationGet price

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mechanical engineering Types of rolling mills

In two high reversing rolling mills the rolls rotate ist in one direction and then in the other so that rolled metal may pass back and forth through the rolls several times This type is used in pluming and slabing mills and for roughing work in plate rail structural and other mills Get price

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UNIVERSAL ROLLING MILL STAND HAVING MORE THAN ONE

Oct 24 1972A universal mill stand according to claim 1 including reversible roll driving motors operatively coupled to said rolls to effect reversing rolling 3 A universal rolling mill stand for reversing rolling of profiled beams comprising 4 A universal mill stand according to claim 3 wherein the universal mill stand is a two-high mill Get price

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Achenbach OPTIMILL Aluminium Hot Rolling Mills

They are designed as single-stand reversing hot rolling mills as hot rolling lines with single-stand reversing roughing mills and finishing mills and hot rolling lines with single-stand reversing roughing mills and multi-stand tandem finishing mills and thereby always tailored to the specific purpose For each new strip rolling mill or those to be modernized a holistic approach to perfectly synchronize mechanics Get price

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Optimum Work Roll Profile Selection in the Hot Rolling of

In a rolling mill a steel slab is reduced in thickness by rolling between two driven work rolls in a mill stand (Fig 1) To a first approximation the mass flow and the width can be treated as constant The velocity of the outgoing strip depends on the amount of reduction Get price

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Rolling (metalworking)

Merchant bar mills with rolls from 16 to 20 inches in diameter Small merchant bar mills with finishing rolls from 8 to 16 inches in diameter generally arranged with a larger size roughing stand Rod and wire mills with finishing rolls from 8 to 12 inches in diameter always arranged with larger size roughing stands Get price

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Design and function of CVC rolls as a flatness actuator in

In wider ones this actuator will give more effect on the edges and less in the center Roll bending can be applied on different rolls in different mill types In a four high stand the work rolls can have this actuator In a 20 high stand all first and second intermediate rolls can have bending mechanisms Get price

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Cold Rolling Mill

1422 mm Single Stand Reversible 6 HI Cold Rolling Mill Manufactured - Drawings Photos Specifications 1422 mm Single Stand Reversible 6 HI Cold Rolling Mill Material Hot Rolled Low Carbon Steel Strips in Coils Strip Width 800-mm minimum 1290 mm maximum Input Strip Thickness 1 6 - 3 0 mm Positive and Negative Work Roll Bending Get price

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Hot Rolling Mill Rollers of Steel Mills

Dec 03 2012Hot Rolling Mill Rollers of Steel Mills 1 Department of Metallurgical and Materials Engineering IIT Kharagpur Course - Material Design and Selection A brief presentation on Hot rolling mill rolls (steel plant) Basic funda " The Chemical Composition and Microstructure of the roll need to be changed for different stands from roughing till finishing stand " 09MT3018 Piyush Verma 4th year Get price

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Roughing Stand Rolling Mill

Among roughing mills either reverse single-stand rolling mills or non-reversing tandem rolling mills are adopted depending on the desired amount of production Since the incoming strip from the hot rolling mill is relatively thick a "sticker guide" is attached to push the strip into the roll bite Get price

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FAG Rolling Bearings in Rolling Mills

The work rolls in four-high strip mills and the rolls in two-high fine-section and wire mills are predominantly fitted with angular contact ball bearings as axial bearings (Figure 10) The chock arranged on the drive end is not axially located in the roll stand but is guided on the roll neck by the axial bearing Get price

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Rolling mill

Single-stand mills include most blooming mills slab mills ball-rolling mills and mills for the cold rolling of sheets strips and tubes Mills with several roll stands are used when it is impossible to place the required number of grooves in one roll stand or when a high output is required Get price

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Rolling mill

Single-stand mills include most blooming mills slab mills ball-rolling mills and mills for the cold rolling of sheets strips and tubes Mills with several roll stands are used when it is impossible to place the required number of grooves in one roll stand or when a high output is required Get price

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Failure analysis of work rolls of a thin hot strip mill

The rolls of F#5 stand of the Thin Slab Caster Rolling (TSCR) mill failed during operation Visual observation of the failed component is shown in Fig 2 a–c which indicates that the fracture line had initiated from the outside and spread over the whole cross section starting from the filet area Get price

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Roughing Mill

Roughing mill rolling of reheated slab The roughing mill usually consists of one or two roughing stands in which the slab is hot rolled back and forth 5 or 7 times repeatedly to reach the minimum thickness requirement The roughing mill also contains edger rolls that are used to roll the edge of slab and center it Get price

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Aluminum Hot Rolling Mill

Single Stand Double Coiling Aluminum Hot Rolling Mill Rough rolling is carried out on a reversible rolling mill with a thickness of 18-25 mm After double-coiling reversible finishing rolling the minimum rolling thickness is 2 5 mm and the production capacity can reach 150 000 tons per year Get price

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What is a Reversing Mill?

A reversing mill is a rolling mill in which the workpiece is passed forward and backward through a pair of rolls The reversing mill is so named because the steel runs back and forth between the rollers reducing the thickness incrementally with each pass A reversing mill Get price

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Rolling conditions in hot strip mills and their influence

A mill with one reversing stand and one or two continuous roughing stands is called a % continuous mill and a mill with 4 to 6 continuous roughing stands is called a continuous mill In 3/4 continuous and continuous mills the first stands are usually two high stands while the remainder are 4 high stands Get price

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Failure analysis of work rolls of a thin hot strip mill

Failure analysis of work rolls of a thin hot strip mill In hot rolling mills premature failure of rolls is a major concern stand where the thickness is reduced further but the reduction after each single pass is much less as compared to a single pass in roughing stand The finishing stand consists of 4 sets of rolls in F#5 to F#6 Get price

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ANALYSIS OF CAMBER FORMATION SUPPRESSION AND

stresses for highly asymmetric rolling scenarios for a single mill stand coupled with heavy sideguides and edgers The developed enhanced models will also lead to an improvement in prediction of quality for a wide variety of process parameters and support the optimization of production plants Get price

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