Application of Hot Rolling Lubrication on a Reversing Coil
· In the application of roll lubri--ing hot rolling mills several con-cerns arise i.e. bite and roll slippage and effectiveness. This paper studies the mechanism of roll lubrication of the reversing hot rolling mill theoretically and investigates the effect of the roll lubrication on mill separating force torque and backup roll
Chat OnlineDesigning of Hot Strip Rolling Mill Control System
Aimed at the complex demand of hot strip rolling mill in practicing the configuration of the coiler and the technological process is analyzed. The arithmetic of coiling tension and the control process is introduced. The frame of the tension adjusting system is given. The coiler control system hardware is designed. The system is designed scientifically with steady control and meets demand of
Chat OnlineHot-rolled steel strip manufacturing and descaling method
A method for descaling hot-rolled steel strips by pickling a continuous manufacturing method for descaling and cold-rolling hot-rolled steel strips comprising the steps of The heating means and the acid solution moving means can be installed in a system that bypasses from the group of tanks. The HC mill has an intermediate roll
Chat OnlineHot-rolled steel strip manufacturing and descaling method
A method for descaling hot-rolled steel strips by pickling a continuous manufacturing method for descaling and cold-rolling hot-rolled steel strips comprising the steps of The heating means and the acid solution moving means can be installed in a system that bypasses from the group of tanks. The HC mill has an intermediate roll
Chat Online12--3D-Evaluation Method for Descaling Capability of
· Descaling is a key process of hot rolling especially when a good surface quality of the hot rolled products is demanded. Many studies have been made on the descaling technique of the hot strip mill (HSM) process (1-3). The key descaling parameters include the facility the descaling performance and the descaling conditions (Figure 1).
Chat OnlineAbstractKonstantin ZajtsevThe control system for
The control system for descaling hot-rolled sheet mill Scientific adviser Ph.D. Associate Professor Alexey Shushura . Abstract. The control system for descaling hot-rolled sheet mill. Contents. Introduction. 1. Overview and analysis the current approach to automating the process of descaling.
Chat OnlineBuma Hot Rolling
Buma made the whole engineering. This contains / High pressure descaling. / Lifting roller table. / Chain seesaw. The high pressure descaler has been designed to ensure that future broader and higher slab can be descaled. By the precise setting of the upper scale bar the quality of descaling was again improved.
Chat Onlinedescaling system for hot rolling millAlex Toys
Hot Rolling Mill. The present invention provides a descaling system for hot strip or plate mills. The descaling system includes upper and lower spray headers which are offset from each other along the pass line. Each spray header is adapted to direct a high-pressure water spray on the metal product to descale the upper or lower surface thereof.
Chat OnlineBuma Hot Rolling
Buma made the whole engineering. This contains / High pressure descaling. / Lifting roller table. / Chain seesaw. The high pressure descaler has been designed to ensure that future broader and higher slab can be descaled. By the precise setting of the upper scale bar the quality of descaling was again improved.
Chat OnlineBuma Hot Rolling
High Pressure Descaling before the Finishing Mill. For wear reduction and better water drain inside the descaler box we received the order to modernize the descaling unit on the entry side of the finishing mill. We reused the existing rotating descaling system.
Chat OnlineBuma Hot Rolling
High Pressure Descaling before the Finishing Mill. For wear reduction and better water drain inside the descaler box we received the order to modernize the descaling unit on the entry side of the finishing mill. We reused the existing rotating descaling system.
Chat OnlineMeasuring Systems in Hot Strip Mills
· ogy in Hot Strip Mills since 1998. The following IMS measuring sys-tems are integrated into one gaug-ing system in this example of a typi-cal Hot Strip Mill configuration • width measurement at the Roughing Mill entry • isotope profile measurement at the Roughing Mill exit • width and crop length measure-ment and optimisation system
Chat OnlineThe Hot Rolling ProcessCalifornia Steel
longer slabs. The intensely hot slab is placed on a roller table which carries it into the roughing mill. Descaling After exiting the reheat furnace the slab passes through a descaling unit an enclosure employing two pairs of spray headers that blast the intensely hot slab with 1 500 psi pressurized water to remove the 1/8-inch thick layer
Chat OnlineSheet metal descaling system for hot rolling mill plant
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 to superficially cleaning the sheet metal the descaling system equipped with 600
Chat OnlineMethod and apparatus for descaling hot rolled stainless
A method and apparatus for removing oxide scale from the surface of hot-rolled stainless steel strip comprises uncoiling the steel strip coil removing the coil bias and cracking the surface scale in a first scalebreaking apparatus flattening the strip by removing edge wave and center buckle to a flatness approaching table top flat the tolerable deviation therefrom depending upon the gauge
Chat OnlineAdvanced Process and Quality Control in Hot Rolling Mills
· 6. The system alerts the operator if process stability is compromised such as if a periodic defect indicates a broken roll. 5. Mill Event Examples The following examples show practical experience gained by a manufacturer who has been relying on a hot testing system of this type for several years. In this particular case
Chat OnlineSMS group Hot rolling
What you can expect from our hot rolling mills are high productivity and cost-effectiveness. Depending on your final products and production volume we develop custom solutionswherever you are in the world. These range from complete new plants to modernizations and service schemes for existing equipment. As a system supplier we offer you
Chat OnlineBuma Hot Rolling
High Pressure Descaling before the Finishing Mill. For wear reduction and better water drain inside the descaler box we received the order to modernize the descaling unit on the entry side of the finishing mill. We reused the existing rotating descaling system.
Chat OnlineDesigning of Hot Strip Rolling Mill Control System
Aimed at the complex demand of hot strip rolling mill in practicing the configuration of the coiler and the technological process is analyzed. The arithmetic of coiling tension and the control process is introduced. The frame of the tension adjusting system is given. The coiler control system hardware is designed. The system is designed scientifically with steady control and meets demand of
Chat OnlineAdvanced Process and Quality Control in Hot Rolling Mills
· 6. The system alerts the operator if process stability is compromised such as if a periodic defect indicates a broken roll. 5. Mill Event Examples The following examples show practical experience gained by a manufacturer who has been relying on a hot testing system of this type for several years. In this particular case
Chat OnlineSOLUTIONS FOR HOT ROLLING MILLSSpray
· DESCALING DescaleJet® Pro nozzles and headers 2 WASHDOWN AND BLOW OFF FloodJet® nozzles FlatJet® nozzles WindJet® nozzles 3 ROLL COOLING VeeJet ® self-aligning nozzles and headers 4 STRIP COOLING FullJet nozzles FullJet maximum free passage nozzles Laminar flow headers REHEAT FURNACE ROUGHING MILL FINISHING MILL 1 2 1 3 2 2 4 4 C2 HOT
Chat OnlineHOT ROLLINGFLAT PRODUCTS Primetals Technologies
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
Chat OnlineMethod and apparatus for descaling hot rolled stainless
A method and apparatus for removing oxide scale from the surface of hot-rolled stainless steel strip comprises uncoiling the steel strip coil removing the coil bias and cracking the surface scale in a first scalebreaking apparatus flattening the strip by removing edge wave and center buckle to a flatness approaching table top flat the tolerable deviation therefrom depending upon the gauge
Chat OnlineScale formation and its removal in Hot Rolling process
· descaling system. The paper focuses on the recent innovations of descaling nozzles. INTRODUCTION During hot rolling three kinds of scales are possible primary scale secondary scale and tertiary scale. Primary scale is formed during reheating process of the slabs in the pusher type or walking Suitable roll cooling system
Chat OnlineHot-rolled steel strip manufacturing and descaling method
A hot-rolled steel strip descaling apparatus according to claim 18 wherein a cathode or an anode is installed facing the steel strip the steel strip is made to serve as an anode or a cathode and a means is provided to apply an electric current directly to the steel strip being fed. 21.
Chat OnlineKamat Hydromechanical descaling
Hydromechanical descaling by means of high-pressure water offers the possibility by means of the adjustment of the pressure matched to the respective material of guaranteeing optimal descaling. Generally there is a trend towards descaling with higher pressures up to 400 bar. This increased pressure allows a simultaneous reduction in the
Chat OnlineBuma Hot Rolling
High Pressure Descaling before the Finishing Mill. For wear reduction and better water drain inside the descaler box we received the order to modernize the descaling unit on the entry side of the finishing mill. We reused the existing rotating descaling system.
Chat OnlineUpgrading the Descaling System in a Hot Rolling MillA
Upgrading the Descaling System in a Hot Rolling MillA Practical Method for Quantifying the Descaling Systems Reliability By R. J. Owen S. Porretta Roger Ivor Grosvenor and Paul William Prickett
Chat OnlineUpgrading the Descaling System in a Hot Rolling MillA
· Owen R. J. Porretta S. Grosvenor Roger Ivor and Prickett Paul William 2009. Upgrading the Descaling System in a Hot Rolling MillA Practical Method for Quantifying the Descaling Systems Reliability. Presented at 5th European Rolling Conference The Institute of Materials Minerals and Mining London UK
Chat OnlineAbstractKonstantin ZajtsevThe control system for
The control system for descaling hot-rolled sheet mill Scientific adviser Ph.D. Associate Professor Alexey Shushura . Abstract. The control system for descaling hot-rolled sheet mill. Contents. Introduction. 1. Overview and analysis the current approach to automating the process of descaling.
Chat OnlineScale formation and its removal in hot rolling process
· Scale formation and its removal in hot rolling process 1. Scale formation and its removal in Hot rolling Process Santosh Chacko Suresh Vasani A.K.Ray Lechler (India) Pvt. Ltd. Thane India E-mail lechler lechlerindia During hot rolling of steel its surface is exposed to air which leads to oxidation resulting in scale formation.
Chat Online