• Invimec / Fenn Type 12Head Fine Wire/Rod Tandem ...

    Reduction is 8% Per Roll; Roll size: " diameter; Overall dimensions: 102" x 24" x 48" high; Estimated weight: 2000 Lbs. The maximum input for this machine is " Inch (square wire 5mm) and the machine has standard reduction, normally used only for solid wire. Inlet wire size measures approximately " .

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  • Huge Capacity Tandem Cold Rolling Mill Line With Double ...

    700KW x 4sets DC 1250rpm. Coiler motor. 430KW DC 1400rpm. DC motor control. Siemens 6RA80. Electric control system. Thickness gauge 4sets, tension meter 3sets, Siemens PLC, MTS displacement sensor, etc. The tandem continuous rolling mill is a complex production line, we need customers to tell us their conditions and requirements, then design ...

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  • 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 appliions. We are now the sole producer of both cast work rolls and backup rolls in .

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  • Premature failure analysis of forged cold backup roll in ...

    In this paper, premature failure of a forged backup roll from a continuous tandem mill was investigated. Microstructural evolutions of the spalled specimen and surface of the roll were characterized by optical microscopy, Xray diffraction, scanning electron microscopy and ferritscopy, while hardness value of the specimen was measured by Vickers hardness testing.

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  • Backup roll contour of a SmartCrown tandem cold rolling mill

    Jun 01, 2008 · Enhancing the selfmaintenance of the backup roll and the work roll After the FSR backup roll is used, the states of roll contact and roll wear are improved, and the contour of Yang et aL, Backup roll contour of a SmartCrown tandem cold rolling mill 361 the backup roll and the work roll in good selfmaintenance is made, and the consumption ...

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  • kk industries mill n roll trader

    , We are looking for scrap work rolls backup rolls from cold rolling mill. We are giving our requirement of rolls size as given below. We need 100150/mt per month. 1. Barrel Diameter of rolls150mm – 850mm. 2. Barrel length of rolls700mm – 3500mm and above. 1. IMR Rolls 2. Cold Rolling Mills Rolls 3. Skin PASS Rolls 4. 6HI Mills Rolls 5.

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  • Forged Steel Rolls for Steel Mills | Rolling Mill Rolls

    Complete line projects include Coupled Pickling Tandem Cold Strip Mill (PLTCM) for POSCO Gwangyang Works and Bridle Steering Unit line for POSCO VST STS SPL. Equipment supplied includes Leveler Roll Assembly for Hyundai Steel Dangjin Works, Back Up Roll Assembly at JFE Steel Chiba Works, and Pinch Roll Assembly at Dongkuk Steel Dangjin Works.

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  • Cold Rolling Mill Rolls Manufacturer,Hot Rolling Mill ...

    Our Precis. Founded in the year 2011, we, Bajrang Tools And Rolls Pvt. Ltd., are a distinguished Manufacturer, Supplier and Exporter of a broad range of Cold Rolling Mill Rolls and Hot Rolling Mill Rolls used in mills. These products are widely used in the metal forming industry owing to their robust design, outstanding performance and minimal maintenance.

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  • Leveller Rolls, Levelling Rolls, Pinch ...

    We are manufacturer of forged work rolls, backup rolls for CRM etc and other mill rolls such as Leveller rolls, Levelling rolls, pinch rolls, table rolls etc. We are manufacturing the work rolls and back rolls duly induction hardened to achieve maximum case depth of 3040 mm approx on roll induction hardening machine duly designed state of art ...

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  • Genesis of spalling in tandem mill workrolls: Some ...

    Macroscopic investigations of spalled 3% Crvariety forged steel workrolls used in the tandem mill of an integrated steel plant showed steel strip welding on roll surfaces. Microstructural observations of roll samples at regions away from stripwelded zones showed the desired uniform dispersion of fine globular carbides in tempered martensite. Quantitative image analysis of all investigated ...

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  • A novel mass flow controller for tandem hot rolling mills ...

    Aug 01, 2021 · Further thickness reductions may follow on a tandem cold rolling mill. A tandem rolling mill typically consists of 3 to 8 mill stands that have to be synchronized by control. Fig. 1 outlines the tandem hot strip rolling mill considered in this work. Each of its fourheight mill stands features 2 work rolls and 2 backup rolls, which minimize ...

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  • Cold rolling

    Innovative technologies. One of the most outstanding products in the ANDRITZ Metals portfolio is its patented S6high rolling mill. This mill is increasingly used for stainless steel strip rolling, either as inline tandem mill for cold rolling or in the entry section of hotstrip stainless steel annealing and pickling lines to roll black hot strip with highest pass reductions and simultaneous ...

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  • Products › Flat › Pickling Line coupled with Tandem Cold ...

    The continuous pickling line coupled with a multistand tandem cold mill provides significant improvements in terms of plant efficiency, productivity, product quality and cost savings. These are the results of the elimination of the intermediate storage of pickled coils and the need for strip threading, improving material yield and running time.

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  • Mill rolls

    Mill rolls production: Melting: In order to be able to produce virtually all types and dimensions of rolls, we work with EAF, ESR, and Induction smelting equipment.. Forging: Automated forging presses can process the heaviest plate mill back up rolls.. Casting: Cast Rolls are produced in vertical and horizontal spin casters, and static casters.. Heat Treatment: 16 different furnaces, electric ...

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  • Sugar

    There are a large number of formulae for the calculation of the capacity of a milling tandem. Hugot gives the following formula: A = c·n·√N· (·n·D)·L·D 2 /f. where. c. is a factor dependent on the cane preparation equipment, c. = if the tandem is preceded by a shredder. n.

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  • Tandem Cold Rolling Mill |

    Abstract: The taper work roll of the 1700 mm tandem cold rolling mills had some problems in the course of using, and the taper roll contour was ground difficultly and the difference between the designed contour and grinding contour was very big, and the work roll and backup roll had very serious and nonuniform roll wearing and even often had roll spalling, and above those problems affected ...

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  • Mathematical modelling of roll wear in a tandem mill hot ...

    Jan 01, 2013 · Table 1 Fabriion process, alloys, and mechanical properties of the rolls used in the hot rolling process Hot mill F1 F2 F3 F4 F5 F6 X X X X X X X X X X X X Appliion Back up roll Back up roll Work roll Work roll Young's modulus (MPa) 195 200 220 180 Poisson modulus Material Cast steel Forged steel High chromium ...

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  • Sun Hau Industrial Co., Ltd. = Mills / Pipe mould / Power ...

    Tandem mill rolls can be produced up to a maximum weight of 60 tonnes. The maximum finished weight limit for plate mill rolls is 170 tonnes. Tandem mill backup roll can be supplied with barrel hardness levels within the range 55 to 75 Shore C. Surface hardness is constant throughout the working life of the roll.

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  • Backup roll contour of a SmartCrown tandem cold rolling mill

    Abstract SmartCrown was a new system developed by VAI for improving the strip profile and flatness control first applied in 1700 mm tandem cold rolling mills at Wuhan Iron Steel (Group) Corporation (WISCO). After tracing and testing, the appliion of the conventional crown backup roll matching the SmartCrown work roll of the production mill led to heavy and nonuniform wear, and the edge ...

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  • Rolling lineBaiChuan development Co.,LtdWork roll ...

    As picture shows, it is the tandem rolling mill which contains five six roll mill. There are work roll,intermediate roll,back up roll in each mill. The work roll is directly contact with the rolling plate which should bear high rolling pressure, intermediate roll coordinate cooperation of backup roll and work roll for better shape of plate.

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  • Backup roll contour for edge drop control technology in ...

    Based on the fact that the backup roll for 2250 CVC tandem mill in hot rolling has serious and nonuniform wear, and the edge spalling often happens, a new backup roll .

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  • Rolling Mill Rolls Manufacturer, Rolling Mill Rolls ...

    We are manufacturer and supplier of high quality heavy duty rolls which are used in tube mills. The high quality range of tube mill roll sets is manufactured in accordance with the requirements of the clients. The tube mill rolls are are manufactured using highgrade material and are efficient, durable and are capable of achieving high tolerance for heavy duty operation in a tube rolling mill. .

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