Technical Report UDC 621 . 771 . 25 Progress of Bar and ...

rolling mills (8 stand roughing rolling mill, 4 stand intermediate rolling mill, and 4 stand finishing rolling mill) was built by Morgan-Sumitomo Heavy Machinery Co. Ltd.. In the 1980s, the aimed qual-ity of products was shifted toward high-value-added special steel quality, and, to achieve this, in 1986, a three-roll finishing rolling


View of ATI's hot-rolling processing facility, Brackenridge, Pennsylvania, U.S.A. 7-stand, 4-high finishing mill HOT-ROLLING AND PROCESSING FACILITY EQUIPMENT ROUGHING MILL Following reheating and descaling, the slabs or ingots are initially rolled in the roughing mill which is equipped with

stands for roughing mill - offers 55 stands for roughing mill products. About 36% of these are rolling mill, 1% are milling cutter. A wide variety of stands for roughing mill options are available to you,

Roughing Mill Production - YouTube

Jun 04, 2009· At the moment size 8 was being produced. Only the roughing mill was in use. We have 2 other mills, namely, the intermediate mill and the finishing mill which are in use when smaller sizes are ...

Schaeffler Stahlwerk

Hot strip mill - roughing stand. Hot strip mill - finishing train. Cold rolling mill / tandem rolling mill. Coating unit. Skin-pass mill stand. Multi-roller rolling mill. Roll shop. Wire mill - laying head. Wire mill - finishing block. Wire and light section steel mill, roughing and intermediate stand.

Roughing Stand For Rolling Mill, Roughing Stand ... - Alibaba

Blooming mill stands for steel processing Introduction: Roughing is to make the earth material get preliminary compression and extension, temperature appropriate, cross section shape correctly, the qualified size, the surface is good, end rules, length is suitable for the rolled piece process requirement.

Roughing Rolling Mill Stand

The roughing mill stands are used to reduce the thickness of the steel while at the same time extending the overall length. Rolling mill stand is an important part of a work stand, roll bearing chock and roller adjustment device is installed on the frame. Mill stand bears rolling force, must have sufficient strength and rigidity. We can manufacture and supply complete mill stands for the ...

rolling mill stand | eBay

Save rolling mill stand to get e-mail alerts and updates on your eBay Feed. + Items in search results. Durston Rolling Mill W/ Reduction Gear - Includes Solid Standing Plate & Stand. Pre-Owned. ... Compact Rolling Mill Basic 80mm With 2 Flat Rolls - SFC Tools - 28-281 See more like this.

Rolling Mill Stand - Roughing Rolling Mill Stand ...

Manufacturer of Rolling Mill Stand - Roughing Rolling Mill Stand, Spherical Roller Bearing Mill Stand offered by Brijeshwar Ispat And Alloys Private Limited, Ghaziabad, Uttar Pradesh.

The Hot Rolling Process - California Steel Industries

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.

Roughing Stand Rolling Mill -

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

Roughing Rolling Mill - XIAN HANI TECH CO., LTD

The roughing rolling mill is a machine for rolling steel. Rough rolling is in the middle of heating and medium rolling, and its function is to process the heated slab by rough rolling mill into an intermediate blank that satisfies the finishing requirements (specification, temperature, surface quality, plate type).

Rolling Mill Process - RMT Tools

Roughing. The roughing mill is made up of Multiple independent rolling mill stands, Billets heated in the furnace until they glow bright orange-yellow are rolled through one stand at a time to produce transfer bars suitable for finish rolling. High-pressure water-jet nozzles clean the oxidized iron, or scale, from the surface along the way.

Rolling mill stands: machining and shoulder roughing

We have recently performed for an important international leading customer, mechanical machining of 8 shoulders for rolling mill stands. The mechanical machining of each shoulder for rolling mill stands is carried out on CNC machine tools with up to 5 next-generation controlled axes. The final geometry, in accordance with the dimensional tolerances, of flatness, parallelism and orthogonality ...

McDonald Steel hot rolling mill

After the hot steel bar exits the mill's roughing stands, it is never in more than one roll stand at any time. This is vital to hot rolling non-symmetrical shapes because it allows the bar to spread into the required shape that has been contoured into the roll design. A typical semi-finished billet exits the furnace at …

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. A rectangular head end is ...

Steel Roughing Rolling Mill Stand - Hani Industrial Group

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.

Rough Rolling Mill Stand Alternately Flat Layout

Rough Rolling Mill Stand Alternately Flat Layout. Description and specification φ550 ; The diameter and length of barrel(mm) φ425-φ660×800 Roller neck size(mm) φ280 The Max. rolling force(t) 200-280 Roll axial adjustment ±3mm

Rolling of Steel in a Modern Long Product Rolling Mill ...

Jun 19, 2017· The long product rolling mills can also be designed as a single strand mill or two strands mill. In two strands mills, rolling in roughing group of stands takes place in two strands and in such mills there are two sets of intermediate and finishing stands where the rolling …

Large AC Adjustable Speed Motors for Metals Rolling Mills

TMEIC2 installed its first AC adjustable-speed motor drive system for a rolling mill main stand in 1980; by January 2004 TMEIC had installed AC adjustable- ... slow-speed roughing mills to the high-speed, wide tension range aluminum foil mills. ... Large AC Adjustable Speed Motors for Metals Rolling Mills.indd 8 10/24/2011 4:20:49 PM. 9 ...

HOT ROLLING PRACTICE – An Attempted Recollection

motors. These are known as mill stands. The layout of a rolling mill varies, from a simple single stand mill to several stands positioned either side by side or in a line. A mechanism, commonly called a roller table, directs the work piece to the rolls, and another roller table for …

Products › Aluminium and Non-Ferrous Metals › Aluminium ...

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.

Rolling Mill Stands, Steel Mill Stands, Fiber Mill Stands ...

Rolling Mill Stands, Steel Mill Stands, Fiber Mill Stands, Housingless Mill Stands, Pre Stressed Mill Stands, Hot Rolling Mill Stand, Bearing Mill Stand, Continuous Mill Stand, Roughing Mill, Finishing Mill Stand, Rolling Mill Machines

Understanding Rolling Process in Long Product Rolling Mill ...

Nov 27, 2015· Understanding Rolling Process in Long Product Rolling Mill ... Rolling – The important parameters for rolling in the roughing, intermediate, and finishing group of stands in the rolling mill are temperature, percentage of reduction in area, inter-pass time and strain rate.

Roughing stand – Rolls for heat treatment furnace

Among the production of the Unigen mechanical production is also a roll for a roughing stand and rolls for coil finishing.

Slit rolling - Danieli

to rolling mills with a minimum of four final stands in continuous installation. The process gives the following profits: * Substantial increase in production rates * Reduction in the number of rolling stands * Reduction in operation costs The slit rolling process differs from conventional continuous rolling by the use of special roll pas-

HOT STRIP MILLS Mechanical Equipment - SMS group

SMS DEMAG Hot Strip Mills 8 The coilbox arranged between the roughing stand and the finishing mill of a hot rolling mill forms coils of transfer bars, thus serving as both material and heat accumulator. During uncoiling, the former trans-fer bar tail runs into the finishing mill as transfer bar head. The coilbox is employed in new facilities ...

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