DESIGN AND OPTIMIZATION OF ROLLING MILL CHOCK

DESIGN AND OPTIMIZATION OF ROLLING MILL CHOCK

rolling Rolling mill configuration and four high stand of reversing cold mill are shown in figure 1 and 2 respectively Figure [1] Rolling mill configuration 3 Types of Roll Chocks The roll chocks are broadly categorized into 4 types which is shown in fig 3Top Back up Roll Chock 1 Top Work Roll Chock 2 Bottom Work Roll Chock 3

Get More
Back-up Rollers for multi-roll cold rolling mills

Back-up Rollers for multi-roll cold rolling mills

Multi-roll cold mill stands are described using different terms depending on their type and manufacturer: 12 and 20 roll stand Z-High® S-High Multi-roll cold rolling mills are used to process high grade steel strip and non-ferrous metal strip In order to prevent whipping of the work rolls, they are supported by means of intermediate

Get More
Research and Development Trend of Shape Control for Cold ,

Research and Development Trend of Shape Control for Cold ,

Jul 19, 2017· However, most of the cold rolling mills are 6-high UCM rolling mills or 4-high CVC rolling mills Given that the 4-high CVC mill has work roll shifting function, it can use the K-WRS technology to realize similar function of the 6-high UCMW mill However, the edge drop control capacity of the 6-high UCM rolling mill is obviously insufficient .

Get More
Axial Force Analysis and Roll Contour Configuration of ,

Axial Force Analysis and Roll Contour Configuration of ,

Then a CVC work roll curve designing scheme was proposed and it was carried out on some cold rolling mill considering the requirement of comprehensive work roll axial force minimization The status of comprehensive work roll axial force is improved considering the rolling schedule that is beneficial to the roller bearing

Get More
Product >work roll for cold continuous rolling mill_WISCO ,

Product >work roll for cold continuous rolling mill_WISCO ,

冷轧辊类型 Cold rolling roll type: 材质 Material: 辊身长度(mm)Barrel length(mm) 辊身直径(mm)Diameter of barrel(mm) 辊身全长(mm)Full length of roll(mm) 冷轧工作辊 Work roll for cold rolling: Cr2、Cr3、4CrMo、Cr5、等系列: ≤3000: ≤1600: ≤6000: 冷轧中间辊 Intermediate roll for cold rolling: Cr2 .

Get More
Mechanics of Cold Rolling of Thin Strip - IntechOpen

Mechanics of Cold Rolling of Thin Strip - IntechOpen

Mechanics of Cold Rolling of Thin Strip 443 where yiw is the vertical deflection of the work roll at element i, gijw (, ) is the influence function for the work roll deflection due to the combined bending and shear forces generated by rolling load, giwf is the influence function for the work roll deflection due to the force generated by the roll bending mechanism, k represents the ,

Get More
Hard chrome plating of work rolls for cold rolling and ,

Hard chrome plating of work rolls for cold rolling and ,

Jan 12, 2022· "Hard chrome plating of work rolls for cold rolling and skin-pass" 2002 Q My steel company intends to install a new state-of-the-art hard chrome plating plant for plating of work rolls of cold rolling and skin-pass mills Material to ,

Get More
Rolling Process: Working, Application, Defects, Type of ,

Rolling Process: Working, Application, Defects, Type of ,

Cold Rolled Product: Cold rolled product is made from the hot-rolled product When the hot-rolled product is cooled, then that is re-rolled in the room temperature It is known as Cold Rolled Product It is used to do to get more exact or perfect dimensions and to make the surface quality better There are such Cold rolled products

Get More
Shape and Gauge Control of Strip in a Cold Rolling Mill ,

Shape and Gauge Control of Strip in a Cold Rolling Mill ,

Oct 06, 2020· The strip is rolled in several passes either in a reversing mill or in a tandem mill Each work roll is supported by a backup roll of larger diameter As the strip passes through the pairs of work rolls in each pass, the thickness is successively reduced , Fig 3 Thickness control in tandem cold rolling mill Flatness control in cold rolling .

Get More
Cold Mill Rolls | Work Rolls | Backup Rolls | Backup Rolls ,

Cold Mill Rolls | Work Rolls | Backup Rolls | Backup Rolls ,

Psrolls - We are manufacturer of rolls and roll assemblies complete with bearing assemblies & other components manufacturing cold mill rolls, work rolls, backup rolls, backup rolls sleeves, induction hardened rolls rolls for cold rolling mills, hi rolls, hi rolls, skin pass rolling mill work roll, drive rolls, cold rolling mill rolls, cluster .

Get More
Rolling of Metals - University of Rhode Island

Rolling of Metals - University of Rhode Island

Rolled Metal Characteristics • Residual stresses • Dimensional tolerances for cold-rolled sheet thicknesses +/- 01 mm to 035 mm (0004 to 0014 inch) • Flatness tolerances to within +/- 15 mm/m (3/16 inch/foot) for cold rolling, +/- 55 mm/m (5/8 inch/foot) for hot rolling • Hot rolling and sand casting produce similar ranges for

Get More
CA1122042A - Work roll chock assembly for a rolling mill ,

CA1122042A - Work roll chock assembly for a rolling mill ,

1 A rolling mill stand comprising upper and lower work roll chocks adapted to be removably mounted in the window of a mill housing, upper and lower work rolls supported in said chocks and cooperating to define a pass line for material to be rolled therebetween, a pair of liner plates rigidly mounted on each of said upper and lower work roll chocks for aligning the chocks in a ,

Get More
Cold Rolled Steel | Cold Rolling vs Hot Rolling - YouTube

Cold Rolled Steel | Cold Rolling vs Hot Rolling - YouTube

Sep 07, 2019· the concept of cold-rolled and hot-rolled hot-rolled with continuous casting slab or slab as raw material, by step heating furnace, high-pressure water desca.

Get More
MBI Rolls

MBI Rolls

60 ~ 65 HSC Forged Shaft 42CrMo, 36CrNiMo4 35 ~ 45 HSC MBI Rolls, a division of M Brashem, Inc, has provided the best value for quality, price and service to the steel industry for more than 30 years We are a leading distributor of mill rolls to the north American steel mill industry, with significant share of the long bar market

Get More
CUTTING-EDGE COLD-ROLLING MILLS | Primetals Technologies

CUTTING-EDGE COLD-ROLLING MILLS | Primetals Technologies

The most common configuration is the single reversing mill Various mill designs are offered that include 6-high UCMs (Universal Crown Control Mill), ZR mills and 12-high cold-rolling mills with small-diameter work rolls for the efficient ,

Get More
Selection of Work Roll Diameter for Cold Rolling Mill*

Selection of Work Roll Diameter for Cold Rolling Mill*

rolling mills of greater widths In this paper the selection of work roll diameter is re-examined in the light of the foregoing observations and with a particular reference to cold rolling of steel strip For the reason given in (3), the calculations presented i n this paper cover cases of ,

Get More
GENERAL ASPECTS OF ROLL COOLING FOR HOT & COLD ,

GENERAL ASPECTS OF ROLL COOLING FOR HOT & COLD ,

rolling mill, dedicated roll cooling systems are required to fulfill the required functions Examples are suitable roll cooling and lubricationsystems to fully utilize the advantages of HSS rolls in hot strip mills, and selective roll cooling systems as a method to control the flatness of the strip in cold rolling mills

Get More
Cold Mill Work Rolls - Union Electric Åkers

Cold Mill Work Rolls - Union Electric Åkers

Cold Mill Work Rolls Extensive range This market segment covers forged Work Rolls and Intermediate Rolls for use in Wide Cold Strip Mills of 2-high, 4-high, or 6-high types, including reversing Reduction Mills, Tandem Mills, Double Reduction Mills, and Temper/Skin Pass Mills

Get More
cold rolling mill work roll - Taixi Mill Roll

cold rolling mill work roll - Taixi Mill Roll

Aug 15, 2019· cold rolling mill work roll Product Description (aluminum cast roll)The cast roller core material used 42CrMoRoller cover material use special material: 32Cr3Mo1VWe use scientific method to design various types of aluminum cast roll and the cast roller Finished product own better quality and long service life

Get More
Cold-rolling Mill Work Roll

Cold-rolling Mill Work Roll

Cold roll mill work rolls and intermediate rolls have to withstand great rolling stress during the working process In addition to the strip welding seam, inclusions, edge cracks and other problems of the coming strip, it is easy to cause instantaneous high temperature, which will cause the work roll to be subjected to strong thermal shock and .

Get More
STS - Hot and Cold Rolling - SMSgroup

STS - Hot and Cold Rolling - SMSgroup

Rolling mill maintenance services for either rolling of steel, aluminum, or even copper are at the core of business for SMS group Our regional workshops, located throughout the USA, specialize in the repair of nearly all process-critical components used in hot and cold rolling We offer unparalleled technical support from OEM experts

Get More
Cold Mill De-Chocker - Machine Concepts

Cold Mill De-Chocker - Machine Concepts

Apr 01, 2018· Cold Mill De-Chocker De-chockers support mill back-up or work rolls on the OD or at the neck of the roll Bearing chock support stands are raised to support the roll chocks allowing removal of the retaining rings and bearing containment components Once disassembled the bearing chocks are separated from the roll journals

Get More
Cold rolling on a 4 hi reversible mill - SlideShare

Cold rolling on a 4 hi reversible mill - SlideShare

Nov 22, 2013· As the name suggests the 4 Hi mill employs 4 rolls, two these are the work rolls and the other two are the backup rolls The rolls between which the cold rolling actually takes lace is called the work roll The OD of the work rolls is between 208 to 225 mm or 145 to 155 mm, while the backup roll may be 575 to 610 mm

Get More
Ribbon Fatigue Spalling of a Forged Work Roll Used at a ,

Ribbon Fatigue Spalling of a Forged Work Roll Used at a ,

Oct 31, 2014· The work rolls used for cold rolling applications require excellent resistance to wear and plastic deformation as it performs under stern conditions thereby being exposed to severe thermal and mechanical shock []The quality of work roll directly influences the overall production of the mill

Get More
A Review on Chatter Analysis in Cold Rolling process

A Review on Chatter Analysis in Cold Rolling process

However, at this moment, it is difficult to explain why a certain mill produces coils with and without chatters while working under same conditions However, chatter phenomenon can be controlled if certain mill parameters like rolling speed, reduction, work roll bender, roll surface finish and lubrication are controlled properly

Get More
Rolls-Forged Rolls-Cold Mill Rolls -  Metals

Rolls-Forged Rolls-Cold Mill Rolls - Metals

8 行· FH-11 3% Cr Steel Tandem Mill Work Roll Reversing Mill Work Roll Skinpass Mill Work Roll General Use FH-15 5% CR Steel Tandem Mill Work Roll

Get More
Minimising skidding in cold rolling

Minimising skidding in cold rolling

The mill parameters that affect friction in the roll bite are investigated, as well as the effective methods to control the roll bite friction as a means of eliminating skidding in cold strip rolling

Get More
Cold rolling mill - ArcelorMittal in Belgium

Cold rolling mill - ArcelorMittal in Belgium

Cold rolling mill In our cold rolling mills (Ghent & Liége) we convert steel strips into a finished product with a thickness of no less than 015mm and no more than 3mm How does this work? First we need to remove the scale layer which was ,

Get More
CN101780474A - Hydraulic working roll bending device for ,

CN101780474A - Hydraulic working roll bending device for ,

At present, in widely used 4-roller cold rolling mill, hydraulic working roll bending device is less than being equipped with, and like this, in the rolled strip process, normally comes rolled strip by the radian of artificial grinding working roll; Because the specification of rolled strip is more, the radian of pairing working roll is just different, cause the description variation of .

Get More
Edge drop control of a taper roll during continuous cold ,

Edge drop control of a taper roll during continuous cold ,

By using the U-EDC work roll contour which was self-designed and used to edge drop control for the UCM cold rolling mill, a remarkable production result was ,

Get More