GEARBOXES & GEARS FOR STEEL MILLS. JC-LOTEY Hardened & Ground Gear Boxes for rebar rolling mills, bar rolling mills, wire rod rolling mills, section rolling mills Capacity : Up-To 5000 Kw, Quality gearboxes ensure the speed & accuracy of rolling & also reduce the losses during rolling. Our gearboxes with hardened & ground gears provide a compact & rugged …

For each specifi c rolling mill application, the most appropriate motor technology is selected by TMEIC resulting in an optimal drive solution, typically: Salient pole type synchronous motors are applied for large power and/or heavy torque applications, for example hot strip mill roughing and finishing stands. • Excellent torque characteristics

Consider the hot rolling of a low-carbon steel strip in a single stand roughing mill. Let the entry thickness of the slab be 20 mm and its width to be 2000 mm. Its resistance to deformation is taken to be 150 MPa. It is reduced by 30% using work rolls of 800 mm diameter, rotating at 50 rpm. The coefficient of friction is taken to be 0.2.

With over 56 years of rolling history and experience, our steel rolling mill near Ashland, KY, serves clients nationwide through rail and truck shipping. Our rolling mill consists of two roughing stands, nine finishing stands, and a team dedicated to exceptional workmanship.

The steel roughing rolling mill stand is used to reduce the thickness of the steel while at the same time extending the overall length. Steel roughing rolling mill stand is an important part of a work stand, roll bearing chock and roller adjustment device is installed on the frame.

Machine Tools » Metal Rolling » 3 Hi Roughing Stand Rolls Manufacturers in Shaanxi, China ...

The workhorse roughing mill has 135" wide rolls for rolling 'broadside' (as the first roughing mill is commonly called) to make a slab wider. A 5,000 hp motor drives 42"-diameter work-rolls through 28:1 gears to reduce the slab's thickness by as much as 2-½". The last four roughing mills each incorporate edgers for width control ...

Horizontal or vertical housingless stands mills used for roughing or intermediate mills. Model No. Roller barrel Φmax/Φmin*Length: 700 ...,union gear reducer, main drive motor, etc. Mill train can be arranged by horizontal or vertical layout for twist free rolling. Mill stand body is mainly consists of screwdown assembly, mill roller system ...

rigidity roughing mill called the Compact Rolling Mill (CRM) in December 2001. 2.1 Outlines and features of new rolling mills 2.1.1 CRM With regard to a roughing stand of a bar rolling line, the highest mill rigidity conventionally attainable was approximately 200 t/mm. *3 …

Roughing rolling mill is a machine for rolling steel. Rough rolling is in the middle of heating and intermediate rolling mill, and its function is to process the heated slab by a roughing rolling mill into an intermediate blank …

Fig 2 Typical 4-high stands showing various details. Pre-stressed mill stand – In a conventional rolling mill, the roller separating force which arises when the work piece bar is passed through the rolls is transferred through the backup rolls and their bearings to the mill house. In a pre-stressed mill stand, the two backup rolls are connected to each other by an …

Roughing mill rolling of reheated slab: The roughing mill usually consists of one or two roughing stands in which the slab is hot rolled back and forth 5 or 7 times repeatedly to reach the minimum thickness requirement. The roughing mill also contains edger rolls that are used to roll the edge of slab and center it.

rolling mills (8 stand roughing rolling mill, 4 stand intermediate rolling mill, and 4 stand finishing rolling mill) was built by Morgan-Sumitomo Heavy Machinery Co. Ltd.. In the 1980s, the aimed qual-ity of products was shifted toward high-value-added special steel quality, and, to achieve this, in 1986, a three-roll finishing rolling

send to the roughing train of the mill for rolling process. b) Roller table: To discharge the hot blooms/billets/slabs to rolling mill for rolling operation. III. Mill Section: To roll the hot blooms / billets / slabs etc. into desired shape by passing it between set of revolving rolls. The rolls may be plain or grooved rolls depending on product.

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Mill Stand can be made available by us from 210 mm (8inch) size up to 600 mm (24inch) size options. Here, we make use of only steel casting C.I ultra sonically tested material in grades as per the specified requirements so as to provide for optimum functional support in …

This is the exclusive video about Roughing Stand Parts Name | AutoCAD Drawing | Hot Rolling Mill | TMT Steel Plant | Rebar Rolling MillTMT ROLLING MILL STAND...

You'll appreciate X-Roll ® hot strip mills from SMS group as all-round plants for high-quality hot strip. They are designed to produce flat steel from thin strip with a minimum final gauge of 1.2 millimeters to high-strength pipe steels up to 25.4 millimeters …

Roughing rolling mill is a machine for rolling steel. Rough rolling is in the middle of heating and intermediate rolling mill, and its function is to process the heated slab by a roughing rolling mill into an intermediate blank that satisfies the finishing requirements (specification, temperature, surface quality, plate type).

Sliding Stands Modern 2-high sliding stands are reversible and fully automatic. They represent an innovation solution for roughing and intermediate mills and constitute the latest stage of 3-high stand evolution. Features: A fixed rolling line with sliding stands to match the exact groove according to pass design reduced roller table width.

The automatic tension control system of the three-stand continuous roughing train of the 2000 hot-rolling mill at the Magnitogorsk Metallurgical Combine is analyzed. Deviations in interstand tension that are several-fold higher than the set values and inadmissible compression are detected.

Housing-less concept is suitable for roughing mills, intermediate mils and finishing mills for Rebar rolling mills, Bar rolling mills, Wire rod rolling mills, Section rolling mills. Mill stand sizes are varied in accordance with the required dimensions of rolls and necks, the size & shape of rolling pass, the groove design as well as the ...

These roughing mill stands are made from all types of sturdy materials such as stainless steel, white acrylic and hardware, metal wire, wood, cardboard, and many more. The roughing mill stands come with powder-coated surface treatments and can be …

Available Parts. for a mill roughing section that can use billets up to 160mm x 160mm size. Brand: DANIELI "Red Ring" 3 Horizontal + 3 Vertical Cylinder Stands for first-phase continuous rolling of billets from oven, with:

As part of the current project, Siemens is resupplying the drives for the roughing mill (rolling stands R3 and R4) and sections of the finishing mill (rolling stand F3 and crop shear). The plate mill will be equipped with an additional roughing stand which will increase the capacity of the plant to 1.8 million metric tons per year.

At the moment size 8 was being produced. Only the roughing mill was in use. We have 2 other mills, namely, the intermediate mill and the finishing mill which...

Roughing Mill - an overview | ScienceDirect Topics. Roughing mill rolling of reheated slab: The roughing mill usually consists of one or two roughing stands in which the slab is hot rolled back and forth 5 or 7 times repeatedly to reach the minimum thickness requirement. The roughing mill also contains edger rolls that are used to roll . Get Price

A hot-rolling mill for producing sheet metal has a reversing roughing stand having pairs of roughing rolls and a reversing finishing stand adjacent thereto and having pairs of finishing rolls. Each stand is selectively operable alone and both stands are operable in tandem operation. The roughing rolls have diameters larger than the diameters of the finishing rolls and the finishing …