1995年10月2日· Lechler descaling nozzles are wellknown under the brand name SCALEMASTER and offer the optimum conditions for high productsolutions for hot rolling mills descaling • interstand cooling roll cooling • laminar cooling runout table cooling • loose scale removal • spot spraying c1 section table of contentsSOLUTIONS FOR HOT ROLLING MILLS Spray
Sheet metal descaling system We have created an entire descaling plant for a customer steel mill, an international leader in sheet metal manufacturing The descaling Website EVERTZ Gruppe Phone +49 (0)2741 93 289 0 Get all the news now on our new LinkedIn page Follow us and don't miss any news Plug & playDescaling System for Ring Rolling Mill – EVERTZ
2008年10月1日· The most effective descaling nozzles should meet the condition of 262% of the spray thickness being close to the average scale thickness 3 The model is able to2007年7月1日· Pumps for descaling systemsin steel making It take a lot of water at a very high pressure to remove mill scale from hotrolled steel Consequently, the service life ofPumps for descaling systemsin steel making ScienceDirect
2020年1月1日· Download Citation | On Jan 1, 2020, GG Grabovsky and others published Automated energy and resource saving scale descaling system for hot rolling mill | Find,Semantic Scholar extracted view of "Automated energy and resource saving scale descaling system for hot rolling mill" by G Grabovsky et al Skip to search form Skip to mainAutomated energy and resource saving scale descaling system for
2016年6月7日· Optimisation at the CEM® finishing scale breaker At the finishing scale breaker investigated within this project, two pairs of descaling spray headers are2004年12月1日· Abstract and Figures A Computer model was developed to study the stresses that develop within the oxide formed on the Surface of reheated steel slabs The(PDF) Modelling descaling during hot rolling of steel
2007年7月1日· Pumps for descaling systemsin steel making It take a lot of water at a very high pressure to remove mill scale from hotrolled steel Consequently, the service life of descaling pumps is decisively dependent on good engineering and the use of good materials World Pumps talked to Wolfgang Igelhorst from SMS Damag AG and Berthold2023年8月18日· Lubricant is vital to improve energy efficiency and workpiece durability for the moving counterpart Hightemperature lubricants are important for the hot rolling process to reduce the rolling force and protect the roller and the strips The current paper concerns ecofriendly sodium metasilicate as a hightemperature lubricant A hot rolling mill isLubricants | Free FullText | Influence of Concentration of Sodium
Spraying Systems Co offers a wide range of superior nozzles and headers for descaling and cooling — along with local steel experts to assist you with product selection, cooling calculations, specialized testing and more For2020年1月3日· The stateoftheart of both technology and operational practice of a hot rolling mill are discussed The focus is first on the control of entry temperature in the finish mill Transfer bar(PDF) 2020 Technology and Operation of a Hot Rolling Mill
Sheet metal descaling system We have created an entire descaling plant for a customer steel mill, an international leader in sheet metal manufacturing The descaling system has a fundamental function inside a hot rolling mill plant: it eliminates the slag or the surface calamine present on the metal by projecting metallic grit In addition to2020年11月11日· Hydraulic descaling experiments are required to find the optimal spraying parameters, on the one hand, and to try to theoretically describe and understand the mechanism of descaling, on the other hand [15,16,17,18]In designing of hydraulic descaling sections, it is necessary to determine the type of nozzles, the distanceEnergyEfficient Cooling and Hydraulic Descaling Systems
2023年10月20日· In hot rolling mills, descaling equipment ensures high surface quality During descaling, the material surfaces are sprayed with water under high pressure to blast off and completely remove the scale The working pressure can be up to 450 bar, depending on the size of the plant Water volumes between 200 and 700 m³ per hour are usedMost material is transported out of the mill area by an automated coil handling system to the storage aisle Compact Strip Production (CSP) is a novel technology developed in 1980s for castinghotrolling of thin slabsThis technology provides a more compact line and a more simple procedure as compared with the traditional hot rolling technologyHot Strip Mill and CSP Mill Pacific International
2021年8月30日· Why descaling required for various piece of metal?The oxidation of the base material during the reheating of the billet, blooms, plates, seamless pipes, slaThe XRoll® hot strip mill from SMS group is an allround talent in hot strip production It is the proper solution for ultrathin gauges up to thick gauges for all steel grades incl LC, ULC, high strength grades, API gradesHot strip mill for steel SMS group GmbH
2020年1月1日· Download Citation | On Jan 1, 2020, GG Grabovsky and others published Automated energy and resource saving scale descaling system for hot rolling mill | Find, read and cite all the research you2000年10月1日· The design of descaling systems and nozzles has been improved over the years step by step, thus increasing the kinetic energy of the spray water and enabling reproducible spray patterns AtOptimization of descaling nozzles in a hot strip mill
UTPSL provide High Pressure Descaling System for removal of scale from hot metal before rolling in steel plantsDescaling Systems can be designed for Billet,Slab ,Plate,Bloom Forging, Seamless Pipe,Profiles etc for Primary descalingTYPICAL SPECIFICATION FOR A PRIMARY DESCALER UNIT • System pressure = 200 bar • Header pressure = 180 bar • Descaling speed = 1m/sec • Top header height adjustment range of 350mm enabling nozzle height to remain constant for a given slab / ingot thickness • High impact force across full width of plate • Side spray for IngotTECHNOLOGICAL PACKAGE FOR BETTER PLATE SURFACE
2008年10月1日· The most effective descaling nozzles should meet the condition of 262% of the spray thickness being close to the average scale thickness 3 The model is able to predict the distribution of theThe XRoll® hot strip mill from SMS group is an allround talent in hot strip production It is the proper solution for ultrathin gauges up to thick gauges for all steel grades incl LC, ULC, high strength grades, API gradesHot strip mill for steel SMS group GmbH
2020年11月13日· Abstract and Figures Determination of real boundary cooling conditions is a fundamental requirement for numerical models and simulations to optimize and control selected processes in metallurgyThe exposure of iron to oxygen in the air results in the formation of oxide scales on the steel surface Therefore, it is very important to descale the steel to ensure a high surface quality in hot rolling mills The descaler consists of several spray headers with nozzles that direct jets of water diagonally at the surface and typically operate at very high pressures of up toCFD Analysis on a High Pressure Pump for Descaling in the Hot
2010年1月10日· Abstract and Figures The influence of processing parameters (slab thickness, water flow of interstand cooling and oil flow in roll gap lubrication system) on the thickness and composition of Website EVERTZ Gruppe Phone +49 (0)2741 93 289 0 Get all the news now on our new LinkedIn page Follow us and don't miss any news Plug & play system for ring descalingDescaling System for Ring Rolling Mill – EVERTZ
2022年1月25日· As stated by Mr V Patyal, General Manager & HOD HRM, this provided net savings of Rs 367 million per year after TMEIC’s TMdriveMVe2 MVVFD was installed on their descaling pump in theThe introduction of modern strip surface inspection systems has intensified the focus on the optimisation of descaling systems, too A descaling system audit is a systematic and structured approach to determine how the existing nozzle and header arrangement, operational and maintenance practices and process data influence the surface qualityMicrosoft Word FrickAISTECH2005Descalingdoc
2019年9月3日· This is the reason why the descaling of iron oxide is very key High pressure water descaling provides the possibility of removing oxide deposits from rolling mills This is done by means of2015年12月3日· Roughing mill and secondary descaling In the semi continuous hot strip mill, the roughing mill consists of usually one or two roughing stands in which the slab is hot rolled reversibly The slab is rolled in roughing mill 5 or 7 times repeatedly to reach the minimum thickness requirement of around 30 mm The roughing mill also contains edgerRolling of steel in Hot Strip Mill – IspatGuru
2022年3月15日· Download : Download fullsize image Fig 3 Plot of 200 examples of roll force from the training data In the following subsections, three multistep roll force prediction networks (MSN) are proposed: MSN (MSNS) predicts roll force for each rolling pass based on the process parameters corresponding to that specific pass MSN with feedbacksAbstract The mechanical design calculations and features of a modern highpressure descaler systems at Dofasco No 2 hot mill to effectively remove the types of scale that grow during hot rollingDesign criteria for descaling at Dofasco's No 2 hot mill
2007年11月12日· The invention discloses the highpressure water descaling system that a kind of Ferrous Metallurgy field is used for the operation of rolling, particularly be suitable for the descaling system of slab, plate sheet and stripTechnical problem to be solved by this invention provides superpressure, the low discharge highpressure water descalingSince 1901 Over the course of its long history Danieli Wean United has developed a thorough knowledge together with our wellearned experience in the downstream processing of the hot/cold rolled steel and strip processing linesDanieli Wean United
Scale formation and its removal in Hot rolling Process During hot rolling of steel, its surface is exposed to air which leads to oxidation, resulting in scale formation The scale formation is affected by the temperature, steel grade, surrounding atmosphere and the exposure time There are two kinds of scales relevant in rolling mills2008年7月24日· In contrast, the highpressure water descaling process stands out for its broad applicability, high efficiency, and ecofriendliness in the removal of oxide scale formed on 300 M steel specialArtificial Neural Network Modeling of High Pressure
2014年8月1日· In order to improving the product quality of hot rolled plate, the iron scale was removed by high pressure water descaling before hot rolling The billet temperature dropped when a large amount of high pressure water injected on the billet surface Establishing reasonably mathematical model of temperature field was very important,The XRoll® hot strip mill from SMS group is an allround talent in hot strip production It is the proper solution for ultrathin gauges up to thick gauges for all steel grades incl LC, ULC, high strength grades, API gradesHot strip mill for steel SMS group GmbH
3 In most cases experience has shown that any existing documented data is not usually reliable since changes and modifications may have been made over the life span of a machineHauhinco has been contracted by a customer to engineer a descaling system for a new rolling mill for stainless steel panels The new descaling system should reach the best power and energy efficiency combination for the current requirements but should also have enough reserves for future work piece sizes Hauhinco mastered this challengeDescaling System for a Rolling Mill for Stainless Steel Panels
Our entire range of descaling nozzles provides: Highquality descaling resulting in smooth, streakfree surfaces Efficient use of energy and water to reduce operating costs Long service life to minimize nozzle expense Easy maintenance and tip replacement to reduce labor costs More About the Full DescaleJet Nozzle Product Line »2013年4月21日· The thin slab casting and rolling technology was made possible because of the several improvements in casting and rolling processes which include (i) design of the mould, (ii) hydraulic mould oscillations, (iii) use of electromagnetic brakes (EMBR), (iv) use of high pressure descaler and roller side guide (edger) in the mill, (v) dynamic liquidThin Slab Casting and Rolling – IspatGuru
Strip is descaled in a rolling line having a scale scrubber and a finishing line downstream of the scale scrubber The strip is sprayed with water on its upper and under sides at a descaling pressure in the scale scrubber In the scrubber the strip is treated with water at a multiplicity of locations spaced from one another in the travel direction2000年7月17日· Abstract Flawless descaling during the hot rolling process is crucial for the quality of the finished product Therefore, today descaling plants must work effectively, reliably and efficiently toUse of optimized descaling nozzles on the wide hot strip mill of
2018年2月19日· The yield and economy during hot strip rolling depend on developing high capacity components fulfilling further the increasing customers’ demands for cost and resource effective production figures The paper gives an overview of the latest developments for high capacity components and tools of the SMS group for conventional2020年12月8日· Abstract and Figures Hydraulic descaling is an inherent part of the hot rolling process but can sometimes also be applied in the heat treatment process, continuous casting and other processes(PDF) OPTIMAL HYDRAULIC DESCALING ResearchGate
