roughing mill roll prom size

VOL. 79/JUN. 1997

2020-2-18 · FM master Finishing mill master FM roll change Finishing mill roll change FM-1 Finishing mill-1 FM-2 Finishing mill-2 MDS Monitoring diagnosis system OPS Operator station QOC Quick open control RAWC Rougher automatic width control RM Roughing mill ROT & DC master Runout table & DC master SCC Supervisory control computer SP/RM Sizing press ...

Roughing Rolling Mill

2018-7-5 · Roughing rolling mill is a machine for rolling steel. Rough rolling is in the middle of heating and intermediate rolling mill, and its function is to process the heated slab by a roughing rolling mill into an intermediate blank that satisfies …

The Effect of Core Material Microstructure on …

roughing mill work rolls in 2005. These rolls have a tool steel shell and a pearlitic ductile cast-iron core material. ... and the average graphite size for each roll. It can be

ROLLiNG

2015-7-22 · u3-HiGH ROuGHiNG MiLL At precisely the right moment, your billet emerges from the furnace and moves to the rolling mill bed. Tilt tables in the mill floor raise the billet to enter the top two rolls of the roughing mill. In a pulpit above the rolling mill floor, the operator positions your billet for reduction in the three-high heavy roughing mill.

The Mechanism of Position-Mode Side Guide in …

2019-4-29 · The finite element model was established based on the actual size of the roughing mill and on the actual actuating time sequence of the roughing mill in China Steel Corporation (CSC), Kaohsiung. This work could be the first to give an insight into the mechanism of side guides in correcting the slab

ROLLING-(A Brief Guide To Rolling And Rolling Mills)

Rolling mill consists of rolls, bearings, structure, or housing for rigidly supporting these parts, power drive, power transmission system, speed control, roll gap adjusting set up, etc. The force for rolling generally is very high. The power requirements are very high. Hence initial capital investment is high.

Wire Rod Making Machine Monoblock

Roughing/intermediate angle steel hot rolling mill Name:Housingless Mill "short stress path" Brand:Hangji Original: China Feature:-- Long roll lifetime. -- The roll gap neutrality better and easy to operate. -- Fast roll change, high automation efficiency etc.

Mathematical Modelling of Roll Cooling and Roll Surface …

From the measurements of work roll temperature in a roughing mill, Stevens et. al.1) estimated that the heat trans-fer coefficient (HTC) within the roll bite (zone 1 in Fig. 1) was 37.6kW/(m2 K) during the first 30ms in the arc of con-tact and 18kW/(m2 K) thereafter. These values of HTCs were used for the roll bite zone in the present model ...

Rebar Production Rolling Mill

Rebar Production Rolling Mill Rebar production rolling mill is capable of producing 8mm to 40mm TMT bars. Rebar production rolling mill is mainly composed of roller, rolling mill house, bearing package, bearing, workbench, rolling guide, roll adjustment device and roll changing device. Details Description Rebar is produced by rebar production rolling mills. The main … Rebar …

Finishing Mill

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.

Understanding Rolling Process in Long Product Rolling …

2015-11-27 · If a mill rolls 80 % of the calendar year, that is 365 x 24 x 0.80 = 7008 hours. If the mill rolls 800,000 tons per year, it runs at an average production rate of 114.16 tons/hour. If the utilization can be improved by 1 %, the available rolling hours is 365 x 24 x 0.81 = 7096.6, creating 87.6 extra rolling hours.

STEEL PLATES

2016-6-23 · Roughing Mill. Cooling Bed Hot Leveler. Accelerated Cooling Cold Leveler. Ultrasonic Test Slab Inpection thickness · width · length · weight. Plate Thickness Measure Surface Inspection scale · roll mark Plate Temperature Measure Size, Surface, Shape Inspection Internal Defect Inspection Heat Treatment. Internal Inspection Reheating Furnace

Bar Rolling Mill Rebar Rolling Mill TMT Rebar Rolling Mill

Roughing Mill. The roughing mill consists of six flat-vertical short stress mills arranged alternately. The nominal diameter of the roll is 550 mm, and the length of the roll body is 760 mm. The range of application is 610 mm to 520 mm. There is a crank flying shear at the exit of rough rolling mill…

GENERAL SPECIFICATION MAIN EQUIPMENT …

2016-4-20 · ROLL SHOP PRODUCT YARD Type of Mill Production Capacity Steel Grade Billet Size Product Size Type of Rolling Rolling Speed: Continuous Wire Rod Mill: 400,000 t/y: Carbon steel wire rod Reinforcing bar-in-coil: 120 to 155 mm sq. x 6 to 12 m (Max. 2,100 kg) 160 mm dia. x 6 to 12 m (Max. 1,890 kg): Wire rod - φ5.5 to φ16 mm Reinforcing bar - D10 ...

Steel wire and bar rolling mill line_Taiyuan Rolled Mill …

2019-9-29 · Steel wire and bar rolling mill line-Taiyuan Rolled Mill Trade Co. Ltd.-The steel wire and bar rolling mill production line Basic raw material : Hot rolled MS/low alloy Billets, 130 x 130 mm, 100 mm x 100 mm, 150 x 130 mm, 120 x 120 mm, MS ingot 90 x

A BASIC UNDERSTANDING OF THE MECHANICS OF …

2003-10-15 · on wear is another issue. Stresses from Hertzian pressure in 4-high cold mill back up rolls were measured years ago, the results were never published, but of high interest - also, maybe later. K. H. Schröder July 2003 K. H. Schröder: A BASIC UNDERSTANDING OF THE MECHANICS OF ROLLING MILL ROLLS File: SCHROEDER_ROLLS_010703.DOC

DUO-λOCK® Modular End Mills • Roughing

Mill Rolls; Carbide Wear Parts. Fluid Handling and Flow Control. ... DUO-λOCK® Modular End Mills • Roughing DUO-λOCK® Modular End Mills • Roughing. Select Filters. Filters. Filters. ... [CSMS] System Size Machine Side [WF] Width of Flat [WF] Width of Flat ...

Process

Roughing Mill 16 swg hot rolled material is annealing in cold rolled annealing furnace and after pickling in different acids it is send Roughing Mill. Roughing mill dose the process of gauge reduction to about 20 gauge after passing through it no of times.Annealing is done on a 70 feet long gas fired furnace with ceramic roll and 11 burners.

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

2017-6-19 · Roll pass design is an essential part of long product rolling process, since the long products are rolled between the shaped rolls in the long product rolling mills. Roll pass design generally means the cutting of grooves in the roll body through which steel to be rolled is made to pass sequentially to get the desired contour and size.

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

2016-4-6 · roll-rolling mills appropriate for high precision rolling as the new rolling mill was selected. 2.2 Outline and features of PFB rolling mill As the new rolling mill, two stands of the three-roll rolling mill were selected (Fig. 1). The major feature of the three-roll rolling mill is its ability to suppress the variations of dimension between the

Xingtai Delong Machinery&Mill Roll Co.,Ltd.

Rolling Mill: Application: Material: Size: Hot Strip Mill 1、Medium & Wide Hot Strip Mill 2、CSP 3、Steckel Mill. Vertical Roll: Adamite: Barrel Diameterφ450~1800(mm) Barrel Length≤3000mm Net Weight≤35t: Alloy Cast Steel: HiCr Iron: Barrel Diameterφ500~1400(mm) Barrel Length 1000~3860(mm) Net Weight≤50t: Roughing Work Roll ...

rugffing mills roll dprom size

Rugffing mills roll dprom size baculit. rugffing mills roll dprom size payforwork.roughing mills roll prom size roughing rolling mill hot rolling mill hani techoughing rolling mill is a machine for rolling steelough rolling is in the middle of heating and intermediate rolling mill, and its function is to process the heated slab by a roughing.

Complete plate mill and meltshop for the new, 1.2 million ...

The plate/Steckel mill will consist of two stands: a roughing mill and a finishing/Steckel mill, also able to roll plates starting from 36" ingots. The complete design of the mill will allow the production of thermo-mechanical rolled plates and API grades, as well as high hardness wear-resistant plates up to a final plate width of 165.4 ...

MODELLING OF WIDTH CONTROL FOR HOT STRIP MILL …

2020-3-26 · and the horizontal mill rolls were modeled using applied penalty methods. Figure 4: FEM 3-dimensional modeling at a forward pass and at a reverse pass The mesh size, the number of mesh size, values for the slabs are shown in Table 2. The mesh size and the number of mesh at the edge side of the slab in the width direction, the middle part

The Hot Rolling Process

finishing mills, which will roll the steel in tandem with one another. 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".

Rolling Mill

ROLLING MILL is the department that billet prepared in MELT SHOP is rolled with in the tolerances according to size demanded by the customers. The billets produced need to be rolled in a modern and efficient steel rolling mill for high quality steel production. For this purpose, in 1998, the first modernization of the rolling mill department ...

hot rolling mill plant by World Steel & Co. from Mumbai ...

Roughing mill. - Roll stand: 5set (2-high closed) Roll size: 500Ø x 1050l. Bearing: Roller Bearing (24052) Roll balance: Hyd type. - Universal joint: 12pcs. swing dia -350Ø. - Pinion stand with reducer : 3set. (2put reducer-2set, single reducer-1set, pinion-5set)

Mill Rolls | WHEMCO

The WHEMCO companies in Pennsylvania and Ohio, USA manufacture a full range of mill rolls – spun cast iron, cast steel and forged steel. We manufacture both cast and forged rolls for the most flat hot and cold rolling applications. We are now the sole producer of both cast work rolls and backup rolls in North America.

PRODUCTION PROCESS

2020-7-2 · RAW MATERIALS(BILLET)Size: (150 X 150 X 12000) mm3 Physical observation and chemical test by spectrometer Re-Heat the billet to 1150*C - 1200*C Pinch Roll#1 is used to pinch the billet to the Stand 1 Stand 1-Stand 6 (stand 1,3,5 are horizontal and stand 2,4,6 are vertical) To cut the dull and

Roughing Mill

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.