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The vertical edgers compress and deform the slab somewhat, causing some thickening which is corrected in the subsequent passes. A large variety of roughing mill configurations is possible, from single-stand reversing mills to multi-stand, one-directional mills, referred to as roughing trains.
line included a vertical edger, single stand roughing mill, two crop shears, four-stand tandem finishing mill, mill exit equipment, coil handling equipment, hydraulic, lubrication and coolant systems. Primetals Technologies provided process support on the Southwest hot mill project which ensured the smoothest start up and quickest production
ALUMINIUM AND NON-FERROUS METALS Aluminium Hot Rolling Mills ... 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. ... Vertical edger for optimum yield and width control. ISIM. Innoval Spray Impact Model for ...
Vertical edaer: The edger reduces the slab in width to prevent excessive material spread through plastic deformation such that it leaves this stage with a dog-bone shape cross section [15] Horizontal roughina mill: The roughina mill consists of a vertical ecloer forming .
HOT STRIP MILLS 8 Mandrel-less coilbox The coilbox arranged between the roughing stand and the finishing mill of a hot rolling mill forms coils of trans-fer bars. Following are the functions as both a material and a heat accumulator described: During uncoiling, the former transfer bar tail runs into the finishing mill as the transfer bar head.
Model-Based Optimization of Short Stroke Control in Roughing Mills. Authors. Stefan Werner, Corresponding author. E-mail address: ... Automatic width control is one key issue in hot strip rolling and the main actuator for width control is the vertical draft (edging) applied to slabs in the roughing sequence. ... a variable edger gap is applied ...
Methods of calculation of load modes of roughing stand electric ... Jan 5, 2017 ... The paper provides analysis of load modes for electric drives of horizontal rolls installed at the continuous train of the wide-strip hot rolling mill.
function of vertical edger in roughing mill – Grinding ...- function of vertical edger in roughing mill,function of vertical edger in roughing mill 4.8 - 3747 Ratings ] The Gulin product line, consisting of more than 30 machines, sets the standard for our industry.Edger Set-up Model at Roughing Train in Hot Strip MillEdger Set-up Model at Roughing Train in Hot Strip Mill Article in Tetsu-to ...
New Trends in Hot Strip Mill Roughing Mills - Orbi (ULg) Key words: Hot Strip Mill, Roughing Stands, Work Rolls, High Chromium Steel, .... material as a function of temperature while both samples are submitted to a .... just one reversing roughing mill combined with a vertical edger .
in Mobarakeh Steel Company roughing mill VSB edger are studied by using a commercial software. Based on the results of this research, it has been recommended to change the roller type from flat to caliber. According to this study, using caliber rollers will result in reduction of dog bone, improvement of edging efficiency and
Torsional vibration of drive shafts, rolls, and vertical vibration of rolling mill housings due to impact rolling loads should be considered because they can shorten the lives of rolling mill components. Moreover these dynamic loads can affect the quality and physical properties of the strip. This thesis contains the simulation of different vibration modes in a hot Roughing mill which consists ...
that has grown back over the three minutes or so that it spends in the roughing mill. Roughing The roughing mill is made up of six independent rolling mill stands, the last four of which incorporate small vertical rolling mills called edgers. Slabs heated in the furnace until they glow bright orange-yellow are .
The roughing mill is consist of six independent rolling mill stands and four incorporate small vertical rolling mill called edgers at the end of it. Slabs heated first reheating in the furnace until they glow bright orange-yellow, then they are rolled through one stand at a time to produce the so-called transfer bars in order to suitable for ...
Gary, Ind. On September 18, 2018, a diverse team of CIVS researchers and engineers were treated to a comprehensive tour of U.S. Steel's Gary Works facilities and discussed—with an equally diverse team of U.S. Steel professionals—plans for development of a virtual roughing mill for operator training and process efficiency.
Today's rolling mills are, . line included a vertical edger, single stand roughing mill, . Mill drive power. Read More; Driving Spindles for Rolling Mills - ENCE . For driving transmissions of rolling mills and other slow-speed machines with increased . Spindles are manufactured on state-of .
which consists of a Horizontal mill with an attached Edger (Fig. 5.1). Four vibrations of the Roughing Mill system have been studied: (i) torsional vibration of Horizontal mill (ii) vertical vibration of Horizontal mill (iii) torsional vibration of Vertical Edger (iv) horizontal vibration of slab between the two mills.
A broad product portfolio Union Electric Åkers is one of the foremost suppliers of forged and cast high-quality Work Rolls for Section Mills, Sleeves, and Edgers. With decades of experience, we have developed a variety of grades that meet the unique demands of our customers worldwide, and a solid reputation as one of the leading suppliers for heavy duty section mills.
Milling Cutters (Special Purpose) H Goal Mill High Feed Quick Change SEC-Goal Mill GFX Type / GFS Type / GRHN Type 250 Units 100 Units 148 Units 100 Units H97 Front Roughing Edge Peripheral Roughing Edge Finishing Edge Cutting Edge Height Adjustment Screw Finishing edge runout can be adjusted by 5µm or less simply by turning the adjustment screw.
Jul 16, 2017· Vertical edger finalize the edges of slab which is to be processed for final Product. Vertical edger are operated with the help of motor gear and shaft arrangement which is mounted on the top of Vertical edger and for adjusting the gap between the vertical edger roll hydraulic system is provided. Roughing Mill Roughing Mill is a two high ...
80" hot strip mill • Three pusher-type reheat furnaces with extractors • Five roughing mills, four vertical edgers, seven finishing Exposedstands • Three coilers • Skin pass temper mill Finishing operations • Two continuous 80" pickle lines • 80" five-stand tandem cold reduction mill • Batch anneal (HNx)
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MN. A vertical edger at the exit end of the roughing stand ensures the precise setting of the plate width. The capacity of the mill is two million tons of heavy plate per year. The product range of Angang Steel comprises all of the grades required on the market today, including plates for shipbuilding, pressure vessels and containers, high-strength
Edger Set-up Model at Roughing Train in Hot Strip Mill. Width change in roughing train of a hot strip mill is investigated. Formulas by which width spread in vertical and horizontal rolling is predicted are derived according to a regression analysis .
underdriven vertical edger . vertical edger roll . Integral vertical edger . Vertical edger spindle lift . Vertical edger roll coolant . vertical edger rolling mill ...
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