function of vertical edger in roughing mill

Vertical Edger - Vertical Edger

Jan 10, 2019  The function of the vertical edger is that the billet is correctly introduced into the roughing mill and the billet edge is rolled; Structural features: pre-stressed frame, the main drive for the upper drive, by a horizontal main motor through the main

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Roughing Mill - an overview ScienceDirect Topics

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

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The Hot Rolling Process - California Steel

The workhorse roughing mill has 135” wide rolls for rolling ‘broadside’ (as the first roughing mill is commonly called) to make a slab wider. A 5,000 hp motor drives 42”-diameter work-rolls through 28:1 gears to reduce the slab’s thickness by as much as 2-½”. The last four roughing mills each incorporate edgers for width control ...

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T-bar Rolling Process with Universal and Edger Mills

The mill layout for the investigation of the T-bar rolling process was determined based on a common arrangement for H-beam rolling as shown in Fig. 1. The break down mill forms the initial rectangular-section workpiece into a rough T-section bar. Next, a universal roughing mill and an edger mill are used to reduce the web

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High Accuracy Width Control System for SSM Hot Strip Mill ...

Sep 01, 2001  (6) where, Sw: is edger mill stretch (mm), and PE is edger roll force (ton). 3.2 Learning function There are two learning items for the width calculation. One is for the model of width deformation in the roughing mill. This is executed when roughing completes

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ROLLING - Primetals Technologies

after the roughing mill and finishing mill. In the case of a large product mix with different entry-strip tempera-tures to the finishing mill, a temperature measurement in front of the finishing mill improves the performance of the FFWC. The signal processing of the exit width of the roughing mill is an important component of the FFWC.

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FEA Structural Analysis of a Vertical Edger in a Hot ...

Apr 30, 2015  About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators ...

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Main Features of a modern Hot Strip Mill – IspatGuru

Dec 22, 2013  Slab sizing press – A slab sizing press in the roughing mill area has the technological advantage over a conventional edger. Besides large width reductions (up to 350 mm), it results into a distinctly better through forming of the slab right to its centre.

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MODELLING OF WIDTH CONTROL FOR HOT STRIP MILL

vertical edger rolling stands in the roughing mill section and by using a slab sizing press. Effective width control using the vertical edgers is important for achieving the accuracy and precision of slab width relative to target values. In addition, effective width control can reduce

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(PDF) T-bar Rolling Process with Universal and Edger Mills

universal roughing mi ll and an edger mill were ... a new roll arrangement of the edger mill with additional vertical ... and that handling functions were the greatest cost element of the ...

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T-bar Rolling Process with Universal and Edger Mills

The mill layout for the investigation of the T-bar rolling process was determined based on a common arrangement for H-beam rolling as shown in Fig. 1. The break down mill forms the initial rectangular-section workpiece into a rough T-section bar. Next, a universal roughing mill and an edger mill are used to reduce the web

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"Asymmetrical rolling and self-excited vibration in a hot ...

This thesis contains the simulation of different vibration modes in a hot Roughing mill which consists of a Horizontal mill with an attached Edger (Fig. 5.1). Four vibrations of the Roughing Mill system have been studied: (iv) horizontal vibration of slab between the two mills. There are many published works on torsional and vertical vibration ...

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Analysis of the non-steady state vertical–horizontal ...

Slab edging with plain rolls is one of the techniques for reducing the width of the hot-rolled strip in a roughing mill. This rolling method reduces the strip width and forms a product with a dog ...

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Strip Mills – AR GROUP OF INDUSTRIES

A slab sizing press in the roughing mill area has the technological advantage over a conventional edger. Besides large width reductions (up to 350 mm), it results into a distinctly better through forming of the slab right to its centre. Slab sizing press produces flatter dog bones leading to reduced re-spreading and greater sizing efficiency.

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Processing of niobium-containing steels by Steckel mill ...

6-Stand Strip Mill Cooling Vertical Water Edger Reheat Furnace Slab 4-Hi Roughing Mill Coil Product Hot Slab ... Niobium plays a key role as it performs 3 functions: a) By precipitating as Nb(C,N) in the austenite during finish rolling, niobium acts to pin ... 2 Hi roughing mill where it is rolled to a gauge of between 20 and 38 mm in 12 to 14 ...

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Primetals Technologies to supply Industry 4.0 package for ...

Jun 22, 2017  The width is typically controlled by vertical stands in the roughing mill (edger) and the relation of tensions and reductions in the finishing mill. For the latter part, the new package Dynamic Width Control for finishing mills manipulates the width by tension control in the finishing mill.

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(PDF) Wedge and Camber Control - ResearchGate

Thus, camber can be decoupled from wedge. and hence roll tilting in the roughing mill stand can be used to control the wedge in the rolling process. A slab-to-. slab control algorithm is presented ...

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FUZZY TENSION CONTROL OF THE WIRE ROD ROUGHING

structure for the roughing mill in Slovakia Steel Mills, a.s. Strážske. The given roughing mill consists of six rolling stands (STD), individually driven by motors. Motor speed is controlled by DC drives with closed loop speed control. The workpiece passes through the stands with box-oval and round-oval grooves in horizontal-vertical rolling

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HIGH PERFORMANCE HOT STRIP MILL - INTRODUCTION

2.1 Roughing Mill with Attached Vertical Edger A four-high reversing roughing mill (R2) is provided in roughing mill area (Figure 2). The roughing mill is equipped with the screw down system mounted on the top of the mill housing for high speed, motor driven roll gap adjustment between each rolling pass.

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The Explain of Roughing Mill Process - Industry News ...

Oct 28, 2016  The roughing mill is consist of six independent rolling mill stands and four incorporate small vertical rolling mill called edgers at the end of it. Slabs heated first reheating in the furnace until they glow bright orange-yellow, then they are rolled through one stand at a time to produce the so-called transfer bars in order to suitable for ...

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Steel Rolling Technology Handbook (2nd Revised Edition)

Another example of a rolling practice is shown in Fig. 7 in application to a reversing roughing mill with a close-coupled vertical edger located at the entry side of the roughing mill stand. By using a powerful vertical edger, with grooved rolls, the overall reduction in width of 370 mm is obtained for a slab with an initial width of 1100 mm.

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AIST - 2015 AISTech Conference Proceedings

A vertical edger is a critical component of the roughing mill, used to reduce the width of steel slabs. When a vertical edger experiences a failure, it directly affects the production of the roughing mill. One such failure that has occurred took place in the R2 housing, which is not a

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function of vertical edger in roughing mill

function of vertical edger in roughing mill. function of vertical edger in roughing mill aircondi The line consists of a 4 high reversing roughing mill R2 equipped with hydraulic gap control and a vertical edger at the entry by its high productivity stable operation and reduced maintenanceInquire Now Roughing Roll . Get Price

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function of vertical edger in roughing mill

Vertical Edger - Vertical Edger. The function of the vertical edger is that the billet is correctly introduced into the roughing mill and the billet edge is rolled; Structural features: pre-stressed frame, the main drive for the upper drive, by a horizontal main motor through the main reducer, the cross universal shaft drive roll;Lateral pressure for hydraulic pressure, hydraulic lock between ...

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function of vertical edger in roughing mill

Benteler Edger Mills. Function of vertical edger in roughing mill. Benteler edger mills - stichtingideeleadvisering nl. after the roughing mill and finishing mill in the case of a large product mix with different entry-strip tempera-tures to the finishing mill a temperature measurement in front of the finishing mill improves the performance of the ffwc the signal

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vertical edger steel mill

Process Facilities – Sahaviriya Steel Industries PLC. The slab with a clean surface condition is subject to a vertical edger to control its desired width, and a roughing mill to reduce its thickness from 160250 mm to 2640 mm These two machines work simultaneously, passing back and forth over the slab from five to seven times until the desired thickness and width are obtained Having completed ...

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Vertical Edger Plate Mill - kindermediencamp

A state of the art aluminium hot rolling line with added features from our portfolio of products The project was supplied to Southwest Aluminium in Chongqing as part of the companies continuous expansion program Commissioned in 2005 the new hot aluminium rolling line included a vertical edger single stand roughing mill.

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fungsi vertical edger dalam roughing mill

The HELLE Vertical Edger Sawmill Hydraulics. The HELLE Vertical Edger. The story of the HELLE Vertical Edger goes back to the early 1970's, when our customers began requesting this labor saving device. Chat Online; function of vertical edger in roughing mill – Grinding

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Functions Of A Vertical Mill

Dec 11, 2019  Functions Of A Vertical Mill. Jan 23 2009 the more experience i got with a horizontal the greater was my percentage of milling time in horizontal as opposed to vertical mode my mill is a horizontal that has a small bport head mounted on a swingaway arm to facilitate movement of the head without the strain of lifting and moving it for vertical milling when a drillingboring job.

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functions of a vertical mill

function of vertical raw mill - MINING solution Function vertical raw mill. No matter what kind of raw material vertical mill the working principle is basically the same even if there is a difference only different operation use and maintenance of the equipment are interlinked How to improve the output of the raw material vertical mill 1 Wear of internal structure of the mill 11 wear of ...

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Danieli QSP®-Quality Strip Production to upgrade Nucor ...

the finishing mill, the first three rolling stands will be reinforced to withstand higher rolling forces. Two new powerful roughing stands and a vertical edger will be installed ahead of the finishing mill. With its total draft of 100 mm, the powerful edger allows the full recrystallization of the slab edges and makes it possible to expand the

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Main Features of a modern Hot Strip Mill – IspatGuru

Dec 22, 2013  Slab sizing press – A slab sizing press in the roughing mill area has the technological advantage over a conventional edger. Besides large width reductions (up to 350 mm), it results into a distinctly better through forming of the slab right to its centre.

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vertical edger rolling mill Stone Crusher

HOT ROLLING MILL – Steckel: Capacity 780,000 MT: 250T/hr New RHF (Re-Heating Furnace) 4-High Reversing Roughing Mill and Vertical Edger 4-High Reversing Used Vertical Edgers, Used Vertical Edger Stands

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function of grinding table in vertical rolling mill

functioning of vertical roller grinding mill. function of grinding table in vertical rolling mill. Vertical Roller Mill MaintenanceLinkedIn. Aug 3 2017 Vertical roller mills (VRMs) are vital pieces of equipment in cement plants and are popular in new spring system allowing for higher grinding working the mill table they should gradually increase the dam layer to the lower one and thus the ...

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vertical edger steel mill - hotelvillarosal

vertical edger steel mill As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including quarry, aggregate, and different kinds of minerals.

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Vertical Roller Mill Function

Function Of Roller In Coal Mill. The ball mill can grind various ores and other materials either wet or dry.Roller mill diagram function worldcrushers.Apr 13, 2013 this page is provide professional vertical cement mill diagram china manufacture vertical roller mill and coal and cement clinker is a vital function.Coal mills for thermal stations blogspot.

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