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DC motors can do everything AC drives can do, however, the disadvantage of a DC motor is that it requires brushes and these types of motors are open and require some maintenance. Rolling mills usually run around the clock, and DC motors may cause downtime and are expensive to maintain such as the continuous need to be machined, and of course ...
Rolling Mill Main Drive Technology History Rolling Mill Main Drive technology development Figure 10 illustrates the history of speed controlled drives for large rolling mill drives where DCmotors was used until the beginning of the eighties when the introduction of the cycloconverter enabled the use of synchronous motors
Rolling Mill Motors Used in the steel and aluminum industries, rolling mill motors generally operate at low speeds and are designed for constant torque with a speed range of up to four to one. Some applications include continuous cold mills, continuous hot strip mills, and reversing hot mills.
For sale at ME217 GEC 300kW Motor. Steelworks Equipment. Skip Navigation. Home; Company Information ..., 300kW motor, DC motor, GEC, GEC motor, Mill Motor. If you would like to know more about our ME217 GEC 300kW Motor please phone us on +44 ... ENGLISH ELECTRIC 560Hp AC Mill Motor, 400/440V, 725/680A, 50Hz, 3 Ph ...
Stainless Steel Black Coil Rolling Mill Plant from 2004 located in Japan available on Find more Steel Mill. Toggle navigation. Machinery. Choose from 22,157 used machinery listings. ... Mandrel Driving Motor AC340kw x 360/1180 rpm 300%OL Mandrel Driving Motor AC340kw x 360/1180 rpm 300%OL
used dc motor for rolling mill for sale; Rolling Mills by Machine Tool Traders Jewellery Sheet ... MASTER Sheet and Wire Rolling Mill Machinery, Jewelry Rolling ... >>TYY LXP. Jewelers use Rolling mills to make jewelry: Sheet mill, wire mill. ... AC Motor|DC Motor|High ..... DC Motor, High Voltage Motor, Crane Motor, Rolling Mill motor ...
Feb 12, 2018· The starting torque of DC series motor is very high but limitation is it can not operate in no load condition because if it is operate on no load then due to high to it achieve very high speed and due to this it may damage the rotor. The starting ...
Service Provider of Induction Motor Rolling Mill Motor Service, Servo Gearbox, Worm Gearbox and ABB motors offered by Star Automations, Chennai, Tamil Nadu.
Sec Ac Electric Motor For Steel Rolling Mill 750kw And Ac Motor, Find Complete Details about Sec Ac Electric Motor For Steel Rolling Mill 750kw And Ac Motor,Motor,Ac Motor,Sec Motor from AC Motor Supplier or ManufacturerShanghai Electric Heavy Machinery Co., Ltd.
May 18, 2017· Billets pinch roll used in rolling mill line. Role: arranged before the roughing mill. For holding the rolling stock, so that the rolling stock to maintain a certain tension and stable forward ...
PDF | This paper deals with a few major application of AC motors and drives with special controls in steel plants. Application of AC drives for electrically operated overhead crane have been ...
Find details of companies offering rolling mill motor at best price. Listed manufacturers, suppliers, dealers exporters are offering best deals for rolling mill motor. ... Rerolling Mill Duty Motors are used to drive the rerolling mill where hot steel billets are rolled in to Rods, Flat Bars, Rails, Channels,..... View More. ASHOK ELECTRO ...
Mar 06, 2017· Raymond is quite right. However, I''d like to add that often large induction machines are used with variable frequency drives (VFDs) these days, they have similar speed control, smaller footprint and lower operating costs than machines with slip ri...
III. AC DRIVE FOR ROLLING STAND MOTOR AC synchronous motors are used for driving the roughing stand rolls in a rolling mill. Synchronous motors are used when power requirement is very high and speed of rolling is low. The R0/V0 stand motors of Hot Strip Mill of Rourkela Steel Plant are synchronous motor. These motors are driven by cyclo converter.
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Steel and rolling mill industry Product range . Product range; Downloads; Right from the beginning we have high performance slowrunning motors for the metal industry in our delivery program. After direct current motors having dominated for a long time, today dynamic, highquality threephase motors are used: for larger torques as synchronous ...
This is one of the main applications in which dc motors are widely used in fine speed applications such as in rolling mills and in paper mills. High starting torque: dc series motors are termed as best suited drives for electrical traction applications used for driving heavy loads in starting conditions. DC series motors will have a staring ...
150k tpy rolling mill for rebars 10/20mm (MECHANICAL+DC MOTORS) This is an USED, ITALIAN rebar mill, starting from billet 130mm by 3/6m lenght, producing 10/20mm rebars Composed of a 3HI stand (5 or 7 passes) + 12 stands in continuous, 3 flying shears, loopers, 30m cooling be...
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Specializes in manufacturing AC motors and DC motors that can be applied to mill auxiliary in metallurgical industry, Metal cutting machine tool, Rolling mill,... Get Quote Mill Motors (Steelworks Equipment) used steel works equipment
Oct 17, 2019· Find Used or Surplus Rolling Mills, 2 Hi, Fenn, WaterburyFarrel, Bliss, Stanet, Danieli Directory of 70000 listings by 1200 suppliers ... ROLLING MILLS RELATED METALS INDUSTRIAL EQUIPMENT: ROLLING MILLS, 2 HI. ... 5" x 8" Fenn, 10 HP AC motor, 65 FPM, like new . International Rolling Mills, Pawtucket, RI ...
Xi''an Tengye Metallurgical Engineering Co., Ltd. is a company involved in Rolling mill,Rolling machine,Reheating furnace,Cooling bed,Transfer :business
offers 181 used rolling mill motor products. About 1% of these are dc motor, 1% are ac motor. A wide variety of used rolling mill motor options are available to you, such as induction motor, asynchronous motor. You can also choose from totally enclosed, dripproof, and waterproof. As well as from free samples.
Electric Single Head Wire Sheet Rolling Mill 5" X 21/2" With Motor AC 220 V... Read More. Rolling Mill Dc Motor Alibaba. steel rolling mill machinery dc motor china market of electronic 60KW dc motor · Hangzhou .... 2015 made in china latest 2015 year small rolling mill dc motor.
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