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Rolls Specifiion Of 4 High Reversing Roughing Mill

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  • rolls specifi ion of high reversing roughing mill

    Rolls Specifi Ion Of High Reversing Roughing Mill

    Analysis of roll stack deflection in a hot strip mill. At four high reversing roughing stand the heated slabs are reduced to a thickness of 30 mm with seven passes Finally the required thickness is achieved in a four high six stand tandem finishing mill F 1 to F 6 at a finish rolling temperature of 870 900C depending on the grades Centrifugally cast high chrome rolls are

  • Fourroll Precision Hydraulic Reversing Mill Hani Tech

    Fourroll Precision Hydraulic Reversing Mill Hani Tech

    The new designed four-roll precision hydraulic reversing mill is widely used for rolling medium wide-strip mill due to its simple structure, convenient maintenance and low investment cost. 0086 29 8536 7200

  • What are the Types of the Rolling Mills

    What Are The Types Of The Rolling Mills

    Oct 16, 2021 Reversing mill . In two high reversing rolling mills, the rolls revolve ist in one direction and then in the various others, to ensure that rolled steel may pass to and fro via the rolls a number of times. This kind is made use of in plumbing and also slabbing mills and for roughing operate in plate, rail, structural, and also other mills.

  • Cast Iron Roll Specifications Union Electric kers GRADE

    Cast Iron Roll Specifications Union Electric Kers Grade

    Wide Strip 4 High Continuous Finishing Wide Strip 4 High Reversing Roughing/Finishing Cold Reduced Strip 4 High Continuous Work Rolls Sheet and Coil 2 High Skin Pass Work Rolls Sheet and Coil 4 High Temper Back Up Rolls DEPTH OF HARDNESS Surface Discard 90 85 30 25 AIC SHELL X100 NodularCorex50 Centrifugally Cast Nodular Core The standard Alloy

  • REVERSING COLD MILLS SMSgroup

    Reversing Cold Mills Smsgroup

    X-Roll program offers the right cold mill for you. Ideal for an annual production of 100,000 to 500,000 t are our single-stand reversing mills (RCM). Depending on your product spectrum, they come in four-high or six-high design with CVC plus. What makes single-stand reversing mills stand out is their very broad product spectrum.

  • Roughing Mill an overview ScienceDirect Topics

    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 used to roll the edge of slab and center it.

  • mechanical engineering Types of rolling mills

    Mechanical Engineering Types Of Rolling Mills

    It is a special type of four high rolling mill in which each of the two working rolls is backup by two or more of the larger backup rolls for rolling hard in materials. It may be necessary to employ work rolls of a very small diameter but of considerable length.

  • Cast Iron Roll Specifications Union Electric kers GRADE

    Cast Iron Roll Specifications Union Electric Kers Grade

    Wide Strip 4 High Continuous Finishing Wide Strip 4 High Reversing Roughing/Finishing Cold Reduced Strip 4 High Continuous Work Rolls Sheet and Coil 2 High Skin Pass Work Rolls Sheet and Coil 4 High Temper Back Up Rolls DEPTH OF HARDNESS Surface Discard H C 90 85 80 75 70 65 60 55 50 45 40 35 30 25 AIM CHEMISTRY (WT%) Code Leeb E Shore C C Si ...

  • a document roughing mill roll mounting

    A Document Roughing Mill Roll Mounting

    Steel Rolling Mills XL Catlin. Fire protection systems for a steel rolling mill should cover the building the mill with any advice or recommendation in any document or other communication will make motors and gears on the mill side of the partition and floor mounted roll Finishing mill roll coolant can be either a water oil emulsion or a water glycol

  • EQUIPMENT SPECIFICATIONS

    Equipment Specifications

    TDI Group, LLC .P.O. Box 38657 .Pittsburgh, PA 15238-8657 . Tel 412.826.4950 . Fax 412.826.4959 .http//www.tdigrp.com MATERIAL PROCESSED Steel, Strip

  • SMS group GmbH Reversing cold mills steel

    Sms Group Gmbh Reversing Cold Mills Steel

    Reversing Cold Mills (RCM), consisting of a rolling stand, are the ideal plant type for an annual production in the range of 100,000 to 500,000 tons. They can roll a wide range of steel grades. Reversing cold mills are also a good solution for demanding silicon or stainless steels. We offer you the right type of stand for every product mix.

  • SUPERIOR MILL PERFORMANCE Primetals Technologies

    Superior Mill Performance Primetals Technologies

    Table 1 summarizes the main mill and product specifications, and Figure 1 shows the general line layout. MILL EQUIPMENT. The line consists of a 4-high reversing roughing mill (R2) equipped with hydraulic gap control and a vertical edger at the entry side (Figure 2).

  • Rolling Mills 6 Different Types of Rolling Mills Images

    Rolling Mills 6 Different Types Of Rolling Mills Images

    Sep 30, 2020 2. Three High Rolling Mills. It consists of three rolls positioned directly over one another as shown in the figure below. The direction of rotation of the first and second rolls are opposite as in the case of two high mills. The direction of rotation (path) of second and third rolls is always opposite to each other.

  • high roughing mill for sale

    High Roughing Mill For Sale

    rolls specification of 4 high reversing roughing mill. roughing mill rollers. rolls specifiion of high reversing roughing mill. The roughing mill is one of the most loaded parts of the steel plant it consists of two reversing 3high mill stands with ten passes, eight in first stand and two in second, Fig 1The failures of the rolls with grooves on the 1stand of the 3highroughing mill

  • HR Coils Sheets UTTAM VALUE STEEL

    Hr Coils Sheets Uttam Value Steel

    4-High Reversing Roughing Mill and Vertical Edger 4-High Reversing Finishing Mill with Steckel Furnaces United Engg Automatic Gauge Control, work roll bending in the finishing mill to give the strip a better profile and gauge

  • specifiion of the roll mill

    Specifiion Of The Roll Mill

    The roll mill is the simplest batch mixing equipment The principal design consists of two horizontal rolls, usually of equal size, arranged side by side and rotating toward each other at different speeds The ratio of the peripheral speeds of the rolls, known as friction ratio, ranges from 1 to 2 but is usually around 12

  • Characteristics and Lineup of IHIs NonFerrous Metal

    Characteristics And Lineup Of Ihis Nonferrous Metal

    In general, non-reversing 4-HI mills are used as aluminum foil mills which comprise a roughing mill, an intermediate rolling mill, and a finishing mill, according to the intended thickness and production amount (rolling time) of the foils. In

  • For Roughing Rolling Mills

    For Roughing Rolling Mills

    Roughing mill rolling mill stands are made from rolled steel slabs or cast steel material of thickness from 140 to 240 MM. These stands are of fixed metal roll type. Our complete mill stand includes the following accessories as and where required Housing/cap of steel slab of 140/240 mm thick complete with steel chocks suitable to fibre bearings.

  • Rolling Mill Stands IspatGuru

    Rolling Mill Stands Ispatguru

    Oct 06, 2020 Fig 2 Typical 4-high stands showing various details. Pre-stressed mill stand In a conventional rolling mill, the roller separating force which arises when the work piece bar is passed through the rolls is transferred through the backup rolls and their bearings to the mill house. In a pre-stressed mill stand, the two backup rolls are connected to each other by an

  • Rolling metalworking Wikipedia

    Rolling Metalworking Wikipedia

    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.

  • rod mill specifi ion

    Rod Mill Specifi Ion

    rolls specifi ion of high reversing roughing mill. rolls specifi ion of high reversing roughing mill. Home rolls specifi ion of high reversing roughing mill. bls_1700_1972_pt3.pdf DocShare.tips. require that applicants be high school graduates between 18 and 26. High school courses in science, mathematics, mechanical drawing, and machine shop ...

  • 4 high non reversing mill of roll width

    4 High Non Reversing Mill Of Roll Width

    rolls specification of 4 high reversing roughing mill rolls specifiion of 4 high reversing roughing mill rolls specifiion of 4 high reversing roughing mil 2014183 The Emax is an entirely new type of ball mill for high energy High Energy Ball Milling roughing mills roll prom size. rolls specifiion of 4 high reversing roughing mill. rolls ...

  • Rolling Mills for Copper and Copper Alloys

    Rolling Mills For Copper And Copper Alloys

    INCO design manufacture and installs Rolling mills for Copper and Copper alloys. Four high single stand reversing cold rolling mills for mill finishing process. Strip width up to 1200 mm. Rolling Mills can be designed as roughing/finishing or only finishing depending on the end use. Skin pass mills are also available.

  • MODERNIZATION OF HOT STRIP MILLS SMSgroup

    Modernization Of Hot Strip Mills Smsgroup

    for a future extension and reduces mill maintenance. The rougher R5 is the last of four non-reversing stands in the five-stand roughing mill of ArcelorMittals hot strip mill in Dunkirk, France. After many years of service, the old gear unit of the stand required an immense amount of mainte-nance and no longer met todays high load ...

  • Hot Rolling Mill Hydraulic Gap Control HGC thickness

    Hot Rolling Mill Hydraulic Gap Control Hgc Thickness

    be rolled several times on a reversing mill. Rolling is done by two work rolls, each supported by backup rolls. The maximum rolling force can reach 3-40000 kN. Typically, the roll gap is determined by set point of the main screws, located on both sides of the mill stand. The screws provide only a rough positioning without

  • Reengineering of the SlabCentering Unit of a Roughing

    Reengineering Of The Slabcentering Unit Of A Roughing

    Nov 15, 2018 The shop includes furnaces, 2800 plate mill, and heat-treatment and finishing sections. The 2800 mill consists of a horizontal reversing two-high stand and a reversing four-high stand. The mill is intended to roll sheets of 850 mm thickness, 15002500 mm width, and 18 m length. The mill production output is 1.25 million tons a year.

  • ROLLINGA Brief Guide To Rolling And Rolling Mills

    Rollinga Brief Guide To Rolling And Rolling Mills

    Generally, they are two high reversing mills (24-54-inch diameter rolls) For high production rates, universal mills are used to take care of edging (two vertical rolls to control the edge). High-pressure water jets remove scales. Subsequent to the last finishing stand, strips are sheared to the required size or coiled to obtain continuous sheets.

  • Salem Steel Plant SAIL

    Salem Steel Plant Sail

    Hot Rolling Mill complex is equipped with walking beam reheating furnace, primary descaler, 4-hi reversing roughing mill, 4-high reversing Steckel Mill, down coiler, laminar cooling roll grinding machines, procured from world renowned suppliers.

  • Steel Roughing Rolling Mill Stand Hani Steel Rolling Mill

    Steel Roughing Rolling Mill Stand Hani Steel Rolling Mill

    The steel roughing rolling mill stands are used to reduce the thickness of the steel while at the same time extending the overall length. Steel Roughing rolling mill stand is an important part of a work stand, roll bearing chock and roller adjustment device is installed on the frame.

  • USERS GUIDE

    Users Guide

    steels, High strength low alloy steels etc., which are extensively used in industrial sectors. Hot rolling mill complex is equipped with walking beam re-heating furnace, primary descaler, 4-hi reversing roughing mill, 4-high reversing steckel mill, down coiler, laminar cooling and roll grinding machines, procured from world renowned suppliers.

  • Steel Projects

    Steel Projects

    Complete Coil Plate Mill (EU) main equipment 2 no. reheating furnaces Davy 4 high reversing roughing mill Davy crop shear 6 no. Davy 4 high finishing stands 2 no. downcoilers plus all ancillary/supporting facilities. Sold to China.

  • Ravenscraig Big Mill Bigger Mill CultureNL Museums

    Ravenscraig Big Mill Bigger Mill Culturenl Museums

    The slabs then moved onto the completely automated 4-high Reversing Roughing Mill. The slabs moved back and forth a number of times reducing the thickness of the slab to around one inch and lengthening it to about 200ft. This then passed to the 6-stand 4-high Finishing Mill, where the metal was further reduced.

  • PREVENTION OF CONTACT FATIGUE DAMAGE

    Prevention Of Contact Fatigue Damage

    rolls and to increase mill throughput in reversing roughing stands by moving from a standard 7 pass practice to a 5 pass rolling strategy. This process change was favored by the excellent biting behavior of semi-HSS grade. For semi-continuous mills, standard campaign length with high chromium steel rolls was ranging from 20 to 40 ktons in the ...

  • 6 High Reversible Cold Rolling Mill SlideShare

    6 High Reversible Cold Rolling Mill Slideshare

    Feb 10, 2012 Technical information about the six high mill Roughness Freq. Of roll Diameter (mm) Ra (micron) change Work roll 425 (max) 380 (min) 0.5 0.6 500 tonnes Intermediate rolls 490 (max) 440 (min) 0.6 0.7 1000 tonnes Back up rolls 1250 (max) 1050 (min) 0.6

  • Highperformance hot strip mill successfully commissioned

    Highperformance Hot Strip Mill Successfully Commissioned

    Aug 19, 2021 The high-performance hot strip mill supplied by the SMS Group has an annual capacity of 4.1 million tons and produces hot rolled coils with widths of up to 1,900 millimeters. The range of final thicknesses is between 1.20 and 25.40 millimetres.