2 Principles and Applications of Metal Rolling (ii) Shape of the rolled product flat, sections or hollow sections rolling. (iii) Direction of rolling lengthwise, transverse, and skew rolling. (iv) Mode of rolling mill operation continuous (unidirectional), and reverse rolling, where direction of rotation of rolls are reversed. When two rolls of equal diameter and with axis lying in same ...
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WhatsApp: +86 18838072829A onestand reversing cold mill usually consists of three coilers and a mill stand. Two coilers are needed to wind and unwind the running strip, while the third coiler is used to prepare the next strip. The material is rolled to its final thickness in multiple passes. Fourhigh, sixhigh and multipleroll mill stands are used for cold rolling.
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WhatsApp: +86 18838072829description of the cold rolling process is presented. In Section 3, a mathematical model has been driven for singlestand cold rolling mill. In Section 4, architecture and learning algorithm Fuzzy Neural Networkof have been presented. In Section 5, thickness control with roll eccentricity compensation has been proposed. In Section 6,
WhatsApp: +86 1883807282944" United, 2 stand 4Hi tandem cold rolling mill, 5500 FPM, in ground coil cars. Category: 4High Rolling Mills. Seller: National Machinery Exchange. Location: Newark, NJ. Mfr: United., MILL DESIGN TWO STAND, MILL STAND CONFIGURATION 4HI, DRIVE CONFIGURATION WORK ROLL DRIVEN (BOTH STANDS), MATERIAL COLD ROLLED OR TINPLATE TEMPERED ...
WhatsApp: +86 18838072829In the process of Rolling the most significant aspect is the generation of heat through friction and deformation in the roll bite and in a typical Cold Tandem Mill, work roll temperatures normally fall in the range of 55oC 70oC with strip recoil temperatures and interstand strip temperature rarely exceeding 160 oC depending on product.
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WhatsApp: +86 18838072829Following are the 6 different types of rolling mills used in many industries: Two high rolling mills. Three high rolling mills. Four high rolling mills. Cluster rolling mills. Planetary rolling mills. Tendem or Continuous mills. 1.
WhatsApp: +86 18838072829Introduction. There are two types of 18 roll hydraulic rolling mill—Zhigh type and Shigh type, in which 4 sets of side support devices are added to the HC six roll mill. The rolling mill is suitable for processing stainless steel, carbon steel and nonferrous metal strips. Our company has independently developed and designed costeffective ...
WhatsApp: +86 18838072829configurations, the 4high variety is the most widely used both in singlestand and multistand tandem mills. The 2high mill consists of two working rolls only and no other supporting rolls are mainly used for "skinpass" or temper rolling. Rolling mill configuration and four high stand of reversing cold mill are shown in figure 1 and ...
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WhatsApp: +86 18838072829Type of Plant: NonReversing Single Stand Cold Mill. Technical Data: Material: 1xxx~6xxx series Product thickness: mm Width range: 1,000mm~2,150 mm Max Rolling Speed: 2,000 m/min. Our Solution: The application of the Universal Cold Mill (UCM) principle and coolant spray zone control delivered excellent shape control, and made high ...
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WhatsApp: +86 18838072829The input stock from the casting plant or hot rolling mill is up to mm thick and wound into loose coils with variable inner diameters. To handle the large strip gauge variations, the entry and exit stations consist of a combined payoff gear and payoff drum with various reel diameters. The reversing cold mill is a 4high type.
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WhatsApp: +86 18838072829The 4high mill is equipped with positive and negative work roll bending in order to influence the shape and the flatness of the strip. Either the work roll or the backup roll is driven, depending on customer requirements. The diameter of the 4high work rolls amounts to approximately 1:4 in relation to the barrel length.
WhatsApp: +86 18838072829During the rolling process, the operators of the cooling bed are strictly forbidden to go on the cooling bed, and are not allowed to walk on the roller table or rack. 2. If there are accidents such as chaotic bed during production, it must be processed and cleared after the rolling stop. 3. The sampling of the cooling bed should use special ...
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WhatsApp: +86 18838072829A special feature of Sundwig S6high rolling mills are the sidesupported work rolls. The patented Sundwig S6high side support stabilizes the work rolls in this type of mill stand using mechanical, hydraulic lateral support equipment, thus preventing lateral excursion of these rolls. The diameter of the S6high work rolls is only approximately ...
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WhatsApp: +86 18838072829rolling mill used for sale ... Qty. 1 Secondhand double stand cold rolling mill stand Mfc.: SMS/Germany Type: 4Hi Double Stand Cold Rolling Mill Built: 2009 Stopped: 2017 Capacity: 800,000 Ton/Year Annual running: 6480 h Strip width: 800 1650 mm Thickness entry: ~ mm Exit: mm Coil OD: 1000~2200 mm Coil ID: 610 mm Coil ...
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WhatsApp: +86 18838072829Rolling schematic view Rolling visualization. In metalworking, rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls to reduce the thickness, to make the thickness uniform, and/or to impart a desired mechanical property. The concept is similar to the rolling of is classified according to the temperature of the metal rolled.
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