rolls specification of high reversing roughing mill

Rolls Specification Of 4 High Reversing Roughing Mill ...

Aggregate Crushing Plant South Africa Stone Crushing Plant Pakistan Sand Production Line 50-70t/h Gold Ore Crushing Production Line in Malaysia 5000t/h Copper Ore Crushing Production Project in Kenya 500t/h Iron Ore Crushing Production line in South Africa 250t/h Granite Crushing Production Line in Zambia 100t/h Complete Limestone Crushing Production Line in Oman 70-180t/h Cone Crusher for ...

37" X 84" SMS TWO HIGH REVERSING BLOOMING/ROUGHING MILL

work roll diameter: 37 : title of specification: 37" x 84" sms two high reversing blooming/roughing mill : manufacturer of equipment: sms : year of manufacture: 1983 : material being rolled: billet & blooms : number of stands: 1 : bloom width: 16 : bloom height: 9 : stand (vertical / horizontal) horizontal : roll configuration (2 hi, 3 hi) 2 hi ...

Corrosionpedia - What is a Reversing Mill? - Definition ...

The disadvantage of reversing mills is that the rolls must be stopped, reversed and then brought back up to rolling speed between each pass. The three-high mill was invented to resolve this drawback. Reversing mills are more expensive than non-reversing rolling mills due to

rolls specification of 4 high reversing roughing mill

Introduction · Specification ... Continuous reversing 4 high rolling mill with screw down and balance oil cylinder mechanism for rolling stability 3.Equipped ... Roughing mill and finishing mill can work at the same time to reduce pacing time 4. ... Roughing Mill, four-high reverse mill. Roll Separating Force, 4,000 tons maximum. Speed, 314 m ...

rolls specification of 4 high reversing roughing mill

bowl mill 280 specification; ball mill techinical specification; high processing capacity low cost marble and li ne grinding mill; high pressure roll mill manufacturer; high pressure grinding mill for minerals; top quality high strength pulverizer raymond mill powder machine shanghai supplier; high pressure roll crusher technical specification ...

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

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.

BLOOMING/ROUGHING MILLS - Casey USA

Blooming mills are typically 2-high reversing design with 30” to 50” diameter work rolls. Reversing roughing mills are a similar design and start with a cast or rolled billet and are used to reduce the cross sectional area of the workpiece prior to entering a finishing mill. The work rolls of roughing mills range from 16” to 36” in ...

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.

Advanced Reversing Cold Mills by Primetals Technologies

Depending on the product mix and quality demands, Primetals Technologies offers 6-high or 4-high mill stands to meet the respective product and customer requirements. In reversing cold mills the tension reels are placed on both ends of a single- or two-mill-stand arrangement. Due to the reversing rolling passes, production efficiency is lower ...

BLOOMING/ROUGHING MILLS - Casey USA

Blooming mills are typically 2-high reversing design with 30” to 50” diameter work rolls. Reversing roughing mills are a similar design and start with a cast or rolled billet and are used to reduce the cross sectional area of the workpiece prior to entering a finishing mill. The work rolls of roughing mills range from 16” to 36” in ...

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.

Hot Rolling Mill - YouTube

Apr 22, 2012 · (Roll forming: youtu.be/k6iODHla6qY) This film takes you through the processes within a hot rolling mill. You'll get to see the different stages all t...

Aluminum Aluminum Rolling Mills - Williamson IR

Aluminum Rolling Mills Temperature Control in the Hot Rolling Mill. Aluminum sheet and plate products are used for a wide range of applications, including can stock, brazing, automotive and aerospace. These industries demand exacting tolerances and precise mechanical properties, particularly for new, technically challenging high-strength alloys.

ROLLS FOR ROLLING MILLS - Uralmash

7 Forged steel rolls for Hot-rolling Mills Blooming, slabbing and breakdown mills, as well as roughing stands of section and structural mills require that the rolls endure high

6 High Reversible Cold Rolling Mill - SlideShare

Feb 10, 2012 · CRM Complex6 High Reversible Cold Rolling Mill Training Manual0 Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website.

Backup Rolls Manufacturers India,Back ... - Rolling Mill Rolls

Cold Rolling Mil Back up Rolls We are leading manufacturers and exporter of heavy duty Back Up Rolls for various cold rolling mill and hot rolling mills. The backup rolls are range is made by utilizing high grade raw material and innovative techniques with stringent quality controls of the finished back up rolls that are in complete adherence ...

rolls specification of 4 high reversing roughing mill

4 high cold rolling mill stand for sale. The 5Stand Tandem Cold Reduction Mill California Steel Industries. Cold Sheet Mill, as well as CSI customers who purchase "full CSI''s cold reduction mill is a series of five rolling mills, or backup rolls around 41/2 feet in diameter prevent the work rolls from being distorted by the 1000+ tons of

The Hot Rolling Process - California Steel Industries

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 ...

Motors for Metal Rolling Mills | TMEIC

AC adjustable speed motor drive systems are the preferred technology for new rolling mill installations and modernization projects. TMEIC designs and manufactures two types of AC solutions for this purpose. Salient pole synchronous motors that meet the high power and torque demands of a hot strip mill, as well as roughing and finishing stands.

Hot Rolling Mill Hydraulic Gap Control (HGC) thickness ...

There is a growing demand for high accuracy in thickness control in metal rolling area. If the required accuracy of hot rolling mills can be achieved, then in some cases, cold rolling is not even required, which can result in a radical decrease of production costs. The schematic structure of a typical aluminum hot reversing rolling mill can be

Aluminum Hot Rolling Mill Solutions | Primetals Technologies

ALUMINUM HOT ROLLING MILL — HIGH-QUALITY PRODUCT, MAXIMUM YIELD, SUPERIOR FLEXIBILITY Primetals Technologies provides a full range of aluminum hot rolling mills for both new and revamp projects. With our flexible mill configuration, high-quality strip can be rolled in capacities between 100,000 to 800,000 tonnes per annum.

used roughing mills - detox-international.co.za

Roughing Mill | Definition of Roughing Mill by Merriam-Webster. Define roughing mill: a set of roughing rolls. ... 2 : a revolving metal disk charged with an abrasive that is used in various processes (as the grinding of gems)...

Practical Roll Techniques - Grinding & Balancing

As an integral part of a modern roll maintenance program, roll grinding and balancing uses machinery with accurate inspection and measurement equipment. This paper provides practical tips on roll inspections, balancing, grinding and grooving. In addition, we discuss proper roll handling during removal, storage, transport, and reinstallation.

Practical Roll Techniques - Grinding & Balancing

As an integral part of a modern roll maintenance program, roll grinding and balancing uses machinery with accurate inspection and measurement equipment. This paper provides practical tips on roll inspections, balancing, grinding and grooving. In addition, we discuss proper roll handling during removal, storage, transport, and reinstallation.

Cast Rolls | Kolding

The performance of these products on several types of rolling mills such as continuous, semi-continuous, mini-mills and Steckel mills have strongly increased the Kolding products presence. Products: High chrome iron / High speed steel / Indefinite chill cast iron / Micro-alloyed indefinite chill. Rolls for the Roughing Stands of Long Products Mills

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.

HOT STRIP MILLS Mechanical Equipment - SMS group

HOT STRIP MILLS Mechanical Equipment METALLURGICAL PLANT and ROLLING MILL TECHNOLOGY ... pinch rolls Hydraulic balancing SLAB SIZING PRESS Comparison of sizing and edging processes. Sizing pass ... Four-high reversing roughing stand with edger. Hydraulic ADJUSTING SYSTEMSADJUSTING SYSTEMS

FAG Rolling Bearings in Rolling Mills

wire mills, the rolling speeds are so high in many cases that it is no longer possible to use axial tapered roller bearings and axial spherical roller bearings. The axial bearings used in these cases are angular contact ball bearings or deep groove ball bearings. In back-up rolls for large four-high strip mills and foil mills

Rolling Mill - an overview | ScienceDirect Topics

A reversing, single-stand, cold reduction mill can be considered similar to the first stand of a tandem mill. Without instrumental control a great deal of skill is required to achieve uniform lateral and longitudinal thickness using a combination of screw-down on the reducing rollers and tension between the reducing rollers and the wind-on reel.

Rolling Mills for sale, New & Used | MachineSales

Find a large selection of new & used Rolling Mills for sale at MachineSales. Buy machinery and equipment from leading dealers across America.

Rolling conditions in hot strip mills and their influence ...

To understand rolling conditions in hot strip mills, rolling schedules from different hot mills were analysed. The schedules were taken from two continuous mills (4 and 5 roughing stands respectively), one -/a continuous mill (one two high rougher with 7 passes, plus two continuous roughing stands). and one semi-continuous mill (four

Plate - ArcelorMittal

After exiting the roughing mill, the transfer bar travels to the key-stone of the SMART system – a 110-inch wide, four-high, reversing Steckel mill. Powered by two 6,000 horsepower electric motors, the Steckel mill features full computer control, hydraulic gauge control, work roll bending and shifting, automated drum cleaning and a wide

Steel - Forming of steel | Britannica

Steel - Steel - Forming of steel: Forming processes convert solidified steel into products useful for the fabricating and construction industries. The objectives are to obtain a desired shape, to improve cast steel’s physical properties (which are not suitable for most applications), and to produce a surface suitable for a specific use.

Temper mill - Wikipedia

The heart of the temper mill is the cold rolling mill stand which produces the temper pass. It will include electric powered drive motors and speed reduction gearing suited to the process desired. The design of the rolling mill can be a 2-high or 4-high (even 6-high in some cases). The mill stand can be work roll driven or back up roll driven.

SG iron rolls(SGI)- SG acicular rolls for TMT MILLS(ASG ...

SG iron rolls(SGI), SG acicular rolls for TMT MILLS(ASG), SG iron for strength in rolls, SG metal castings

Hot-rolling mill and process for producing sheet metal ...

Apr 08, 1986 · What is claimed is: 1. A hot-rolling mill for producing sheet metal, comprising a reversing stand having pairs of roughing rolls and a reversing finishing stand adjacent thereto and having pairs of finishing rolls, the roughing rolls having diameters larger than the diameters of the finishing rolls and the finishing rolls being operable at a higher rotary speed than the roughing rolls, each of ...

Steel strip processing [SubsTech]

Rough rolling in either reversing or tandem roughing rolling mill. Rough rolling mills may have either two-high or four-high configuration. The strip temperature decreases in the rough rolling operation to about 1830ºF (1000ºC).