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MSD is a hydraulic cylinder installed to mill housing window and press a roll chock against the opposite side with constant force. MSD eliminates gap between roll chocks and mill housing, keep rolls in proper position and stabilize rolls. Enables stable rolling at demanding rolling condition. Stabilizes threading.
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Precision Nozzles and Systems for Roll Cooling Solutions in Rolling Mills 2 L Lechler nozzles have been setting standards in quality, performance and design for over 140 years. A wide range of specially developed and proven nozzles of many different designs and in a range of materials is available for applications throughout the
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The patented convection work roll cooling system offers a fast Return On Investment (ROI) thanks to savings in reduction of required pump energy of up to one million Euros per year. It is easy to integrate in existing hot strip mills and CSP ® plants and will perceptibly cut operating costs there as well.
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The roll-cooling system remains switched-on as in normal operation, so there is no scheduling restriction because of thermal load. Rolling ... exising hot-strip mills. The lower rolling forces required mean reduced electrical energy requirements and thus significant cost savings.
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PT Krakatau Steel, Indonesia, has placed a turnkey order with SMS group for the supply of a high-performance hot strip mill. The order comprises the entire process equipment, ranging from the slab yard to the coil yard, the electrical and automation systems, the auxiliary facilities such as water management, roll shop and crane systems, and the construction of the …
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Mill stand cooling and sealing. Q-CHANGE. Quick work and back-up roll changhing for rolling mills. Q-MPE. ... Q-FLOW+ . Advanced laminar cooling system for hot strip mills. FAST PINCH ROLL CHANGE. Innovative pinch roll design for quick roll changing. HS-COILING. High-speed semi-endless and endless shear and downcoilers.
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The so-called selective roll cooling is applied mainly for cold rolling mills to control the asymmetrical flatness deviations the strip width. There are furthermore across applications for special cast-rolling mills for narrow-gauge hot strip production. Normally, two rows of nozzles are used in one header.
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While liquid coolant in the form of pressurized sprays is being delivered onto the upstream sides of the working rolls in a rolling mill across the width of the moving metal strip, pressurized fluid jets are directed against the opposite end portions of the working rolls outwardly of the longitudinal edges of the strip, said jets being aimed axially outwardly toward the ends of the working ...
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Salient Features of JSW Cold Rolling Mills. Widest Cold Rolling Mill for automotive steel in India. First Continuous Annealing Line India. State-of-the-art continuous galvanizing line with dual pot system for GI & GA production. Higher Strength (up to TS 980MPa) & SEDDQ grade, which cannot be produced by current Indian facilities.
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for roll and strip cooling. Flatness control systems Tailor-made zone cooling systems for all common flatness control (AFC) systems to 4-high and 6-high rolling mills.
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Complete Patent Searching Database and Patent Data Analytics Services.
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Quick work and back-up roll changhing for rolling mills. Q-MPE. Mechanical properties estimator for hot rolled flat products. Q-FLOW+ . Advanced laminar cooling system for hot strip mills. POWERFUL DOWNCOILER. For strip thicknesses up to 25.4 mm and steel grades up to APIx100. Q-SAMPLE.
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elaborated roll cooling system and the strip cooling system." Sebastian Böcking, Project Manager of Aluminium Hot Rolling Mills at the Hilchenbach location. Sebastian Böcking is project manager in the aluminium hot rolling mills department located in Hilchenbach, where the mechanical design of the finishing mill was also created and
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Interstand Strip Cooling Sprays are now being installed on new Hot Strip Mills and being added to older mills to allow the practice of high speed, low …
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The Plate-Steckel Mill is a highly specialized hybrid, capable of rolling wide structural steel products in both flat plate and coil form, and at very long lengths through the use of coiler furnaces. There are few examples and even fewer truly successful project references, with Primetals Technologies prominent as a proven supplier.
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With thousands of systems sold and 40 years of experience, KARK is one of the most recognized suppliers of composite rolls worldwide. Our aim is to provide you with the most durable clamping system possible to give you maximum availability of your mill. As we are not a tungsten carbide roll ring manufacturer, we minimize … Composite Rolls for hot rolling mills Read More »
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An apparatus for cooling an upper work roll of a rolling mill stand and a strip of metal being rolled has a header to supply a coolant fluid to the work roll and a stripper with a wiper blade that contacts the surface of the work roll between the header and the strip of metal. A fluid cylinder and extension rod cooperate with the stripper to displace the wiper from contact with the upper …
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A precision wire rolling mill is usually composed of stringer, straightener, horizontal two-high, vertical two-high, universal four-high, tension device, degreasing and cleaning device, traction device, take-up machine, lubrication system, cooling system, control system and on-line measurement system.
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stable rolling operation • • Quick roll change ... • Strip cooling system between FM and DC ... Hydraulic AWC system for Hot Rolling Mill Hydraulic AGC system for Hot Rolling Mill Hydraulic AGC system Excellent thickness accuracy can be achieved, from top end to tail end of the production, by providing
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While there are a number LUBRICATION OF HOT-STRIP-MILL ROLLS 207 of possible causes for the occurrence of ridge-type defects in the cold-reduction of light gauge strip, some of these are directly attributable to the roll cooling water and condition of the work rolls in the hot rolling mill3'4.
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The high-impact strip drying system provides for a safe rolling process up to the maximum rolling speed. The fully automatic roll change robot enables roll changing for S6- and 4-high work rolls, intermediate rolls, and side-support rolls with substantially shortened rolling mill set-up times and, even more importantly, permits contact-free ...
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Performance Modules related to hot rolling mills are e.g. camber free rolling, modular laminar strip cooling system, new edge masking and intelligent components. The Performance Modules treated in the paper are presented according to material flow as follows: (1) Newly designed slab and strip descaling systems equipped with frequency
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In the metalworking rolling process in hot and cold rolling mills, heat is generated by friction and deformation in the mechanical forming of the rolling stock. As a result, efficient cooling of the rolls as well as the surrounding roll area is essential for the forming process in order to ensure stable roll temperatures and effective heat ...
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Siemens announces systems for Strip Cooling in Hot Rolling Mills. May 18, 2007 - Siemens Metals Technologies is now offering rolling mill operators a complete package of solutions for strip cooling in hot rolling mills. "Microstructure Target Cooling" includes a process model, automation and closed-loop control systems as well as mechanical ...
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Capacity: 300,000 - 1,000,000 T/Year Learn more Re-bar Rolling Mills Capacity: 100,000 - 200,000 T/Year ... PREET, a reliable and experienced System Provider for Rebar Rolling Mills, Section Rolling Mills, Wire rod Rolling Mills. Learn more. Narrow Strip Rolling Mill Division
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Strip cooling is an important metallurgical process in hot strip mills. That's why SMS group systems come with high cooling rates, flexible cooling strategies, and a powerful cooling model. To achieve a wide range of cooling rates, SMS group established different strip cooling system modules ranging from 35 to 200 m³/ (h*m²).
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WR cooling OFF Basic reason of roll cooling is to keep the temperature inside the rolls nearly const. during rolling. WR cooling is connected to 1.5 bar (DC3) system. 1 electro-pneumatic controlled valve and 1 flow transducer are installed for WR cooling system to adjust the water quantity for WR cooling. WR cooling off is done as there is no ...
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A simple system like this requires specification of coolant flow to provide proper flushing and cooling of each production process, with the total flow requirement being equal to the sum of the individual requirements (see Figure 1). This calculation is important because the components used in coolant purification all are flow rate-specified.
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In the long product rolling mills, guide equipments guide the rolling stock at the entry and the exit of the roll pass so as to have smooth rolling of the rolling stock. The guiding equipments are to be sturdy, accurate and stable. Rolling mill guide equipments play a major role in ensuring the surface quality of the rolled product.
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Combined experimental and numerical research has been conducted to investigate the roll cooling system used in steel rolling mills and its relationship to roll life. Roll cooling has been identified as a critical factor in the problems of excessive roll wear or spalling, which cause shortened roll life. A special laboratory apparatus resembling the cooling systems used in the …
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