draulic side guides coiler hot strip mill

The modern hot strip mill is furnished with a tremendous amount of equipment from the reheat furnaces all the way down to the coiling equipment Fortunately for both our ferrous and nonferrous customers alike Butech Bliss can provide equipment and technical services for nearly every element of the hot strip mill

hot strip rolling line Their main task is to coil the strip out of the finishing mill and then transport to the next working procedure The core part of coiling control system is the tension

hot coil is remaining on the mandrel one of the most important down coiler components and leads to undesirable heating of the mandrel Fast carryover of strips between two pinch roll units Increased wear of the side guides as the fine strip is cutting into it during

COILER CONTROL IN ENDLESS HOT STRIP ROLLING T Motomura K Ueda T Imazeki Y Fukui K Yahiro East Japan Works JFE steel corporation 1 Kawasakicho Chuoku Chiba 2600835 Japan Abstract JFE Steel Corporation’s East Japan Works Chiba District started operation of No3 Hot Strip Mill in 1995 This line was the first in the world

The method comprises feeding the strips between a pair of guide members 15 through pinch rolls 13 and on to a winder 12 When the strip passes the upstream end of the guide members the members are moved inwardly to a predetermined size greater than the strip width When the leading end of the strip enters the pinch rolls 13 in a second stage the members move further together

Dec 22 2013 · Main Features of a modern Hot Strip Mill satyendra December 22 2013 0 Comments AGC coiler HGC AWC Coil box Reheating furnace Main Features of a modern Hot Strip Mill The objective of a hot strip mill HSM is to reheat and roll thick slabs into thin strip

For example when the rolling of a strip with a thickness of 08 mm on the hot strip mill 1700 JSC Severstal Cherepovets are damaged from 7 to 15 turns of the strip causing increased losses stripes on the head clicks the ü and performance of a rolling mill in average by 5

The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semifinished 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 77000 hp and finally coiling up the lengthened steel sheet for transport to the next process

A twin stand mill with a rougher stand before the steckel mill is suitable for an output of 800000 tonnes a year Features Mill types 4high work roll shift mill 4high Pair Cross mill PC mill with online roll profiler and dynamic PC option for dynamic Automatic Profile and Flatness Control APFC

Sep 01 2006 · I is in use for coiling the FN normal force strip extracted from finishing mill and it consists of FRolI roll force side guides which has function pushing to center FZ tension force direction pinch roll mandrel which is used to coil h strip thickness the strip and wrapper roll which induce initial HYP hot yield point Nmm2

Welcome to one of the largest China B2B marketplace This hot strip mill company list contains a wide range of hot strip mill factories serving all industries This trusted vertical directory contains premier China suppliersvendors trading companies custom manufacturers OEMODM and plants

Primetals Technologies has received an order from ArcelorMittal Eisenhüttenstadt a German steel producer to install Eco Slide Disc side guides on the entry side beams of a coiler in a hotstrip mill They will replace the conventional wear plates The reference plant at voestapline Stahl has shown that the rotatable discs can be used for up to several months whereas the previous equipment

The plant has a compact hot strip mill and a wide hot strip mill Roughing down takes place in hotstrip mill No 1 with the aid of a twohigh reversing stand and a fourhigh intermediate stand Siemens VAI will install a heavy edger on the reversing stand as well as the hydraulic and lubricating systems

Hot Strip Mills SES offers Redesign and Rebuild services for Mandrels Down Coilers Wrapper Arms Wrapper Rolls Mill Side Guides Coiler Side Guides Entry Guides Exit Guides

Side guides with Eco Slide Disc beams from Primetals Technologies at the entry side of the down coiler unit in the hot strip mill of voestalpine Stahl in Linz Austria Primetals Technologies Limited headquartered in London United Kingdom is a worldwide leading engineering plantbuilding and lifecycle services partner for the metals industry

Sep 01 2006 · I is in use for coiling the FN normal force strip extracted from finishing mill and it consists of FRolI roll force side guides which has function pushing to center FZ tension force direction pinch roll mandrel which is used to coil h strip thickness the strip and wrapper roll which induce initial HYP hot yield point Nmm2

COILER CONTROL IN ENDLESS HOT STRIP ROLLING T Motomura K Ueda T Imazeki Y Fukui K Yahiro East Japan Works JFE steel corporation 1 Kawasakicho Chuoku Chiba 2600835 Japan Abstract JFE Steel Corporation’s East Japan Works Chiba District started operation of No3 Hot Strip Mill in 1995 This line was the first in the world

voestalpine Stahl GmbH has awarded Primetals Technologies the order to supply further side guiding beams with wear discs for its hot strip mill in Linz Austria The new systems will be installed at the entry side guides of coilers 3 and 4 Eco Slide Discs have already been in operation at one guiding side of coiler 3 since August 2014

Jan 01 2005 · During coiling this gate change is performed by an electric jack and hydraulic cylinder Fig 6 Fig 7 24 Strip Floating carrier After the finishing mill a shear is needed to cut the strip and a PR is needed to guide the strip to the proper downcoiler DC To prevent trouble the Strip Floating Carrier No1 Down Coiler DC No2

From coiling to rolling AMETEK Land products provide accurate measurement solutions for alloy strips ensuring reduced reannealing and finishing costs mill problem detection and improved process control

P Kucsera et al Hot Rolling Mill HGC Thickness Control Improvement – 98 – Another way to determine the thermal expansion of the work roll is the modelling of the heat transfer between the work rolls and the strip This depends on the roll speed strip thickness the properties of the strip roll gap contact time and cooling parameters

Slab Yard Capacity 50000 – 100000 Mt Slab Grade SPHC HR1 SPHT1 2 SS300 SS400 SM400A Raw Materials Dimension Slab 200 – 250 x 1050 – 1650 x 4000 – 8000 mm Slab Source Iron Steel Making

achieved through measurement of strip thickness using xray gage and adjusting the strip tension using feedback control system 18 Rolling defects Mill spring is a defect in which the rolled sheet is thicker than the required thickness because the rolls get deflected by high rolling forces Elastic deformation of the mill takes place If we

HOT STRIP DOWN COILER Filed Feb 28 1963 5 SheetsSheet 1 INVENTOR In a highly productive hot strip mill there is usually a series of tandemly arranged coilers provided for receiving and coiling successive strips as they issue from the mill it will be noted that adjacent the one side of strip guide plate 24 an apron 51 of an

3 Installing Level 1 Simple Operation 1 The operator can operate the clamping work of spool on operation side 2 By the automatic decelerating stop system it can realize decelerating stop automatically when finishing uncoiling or the diameter reaching to the setup data 3 It reduces the times of breaking strip and reduces threading operating and cleaning mill

2 Sophisticated rolling mill stands and auxiliary equipmentsspare parts used in the rolling mill production line Such as roller box gearbox reduction coil laying head vertical and side loops flying shears chopping shears and gripping shears pinch roll machine and so on 3 Technical services and postsale technical supports 4

Japanese mill of the same caliber rolls a little more tonnage but the coils are much wider and thicker For all its bulk and brawn the 84inch hot strip mill is a delicate

Guiding hot strip during the coiling process into marketable coils results in high wear of the down coiler entry side guides This requires a frequent replacement of the wear plates sometimes daily leading to high operational maintenance and stockpiling costs

Bridle Roll Unit Summary Strip Metal Coil Processing A Bridle roll unit can affect the tension in the strip according to the formula T2 T1·eμα where T1 and T2 are the tensions on either side of the bridle roll μ is the coefficient of friction between the roll and the strip and α is the angle of wrap of the strip around the roll in radians

Hot Strip Mill Applied Mathematical Modelling Volume 32 Issue 12 December 2008 pp 26522669 8 NIIR Board of Consultants Engineers The Complete Techno logy Book

achieved through measurement of strip thickness using xray gage and adjusting the strip tension using feedback control system 18 Rolling defects Mill spring is a defect in which the rolled sheet is thicker than the required thickness because the rolls get deflected by high rolling forces Elastic deformation of the mill takes place If we

Rougher sets up adjusts and regulates the rolls and guides on a continuous roughing train of a bar mill Bar catcher catches the bar from one roll stand loops and feeds it into the next stand Hot Strip Mills Coil slitter sets up and operates a slitter line slitting the coiled strip

AG Powell Equipment Inc Specializes in the buying and selling of used steel mill equipment on an international basis The companys primary areas of business are in used rolling mills for both flat and long products arc melting furnaces casters and various pieces of support finishing processing and electrical equipment found in a steel mill

The Steckel Mill the mother unit of hot rolling with level2 automation is provided with hydraulic gauge setting automatic gauge control The continuously variable crown CVC controls the profile flatness by roll shifting work roll bending system provide additional fine control of flatness of the strip

Compact hot strip mill The hot strip mill will produce strips 900 to 1650 mm wide and 10 635 127 mm thick strip in coils weighing up to 30 t The compact plant configuration is based on a twostand nonreversing rougher coupled with a fivestand finishing mill and also will include

Total Guide to CNC Jigs Fixtures and Workholding Solutions for Mills Introduction Workholding is the generic term for any device used to firmly hold your workpiece while machining it Closely related terms are “jigs” and “fixtures” A fixture holds your workpiece while it is being cut A jig holds the workpiece and also guides the

hydraulic circuit for grinding machine what is the input feeding to hydraulic roller mill schematic diagram of simons cone crusher for iron ore Get Price Polysius Roller Mills For grinding Roller mills from Polysius Hydraulic cylinder of the roller mill feed valve for mill

A mill alignment usually takes one or two days and is most often done by a professional Every day the mill operator should use a setup chart and follow all operating procedures The operator also should know the chemistry Rockwell hardness width and thickness of the strip entering the mill and should document these values

B Flat Product Mill a Plate Mill b Hot Strip Mill A Long Product Mill All Long Product Rolling Mills Automatic are having following main discharged from furnace through the side discharging door and are Mill Stand Crop Shear Coil Box Down coiler Recoiler Power transmission mechanism including oil cellars Conveyors Motors etc

We are offering a wide gamut of Double Head DeCoiler that is fabricated using the highgrade raw Head DeCoiler are available with a drive system that is AC fixed speed and AC variable speed optional Our range of decoiler has three or four selfcentring holding heads housed in mechanical and ground housing and rotates on dust proofed sealed bearing element

Coiler Gearbox An Italybased OEM designed a reducer gearbox featuring NSK Spherical Roller Bearings for a cold roll steel mill application Engineers needed to review bearing performance as part of a routine commissioning trial However to strip the gearbox and dismount components would have cost 17450€ and delayed the project