On the right hand side, the results of an evaluation of the camber size are illustrated for 1000 strips, each rolled with the side guides in position and with force control mode. The force control mode of the hydraulic side guides on the rougher provides a …
The coil sent by the hot rolling mill shall be treated three times continuously, and the oxide film shall be removed with hydrochloric acid before it is sent to the cold rolling mill. In the cold rolling mill, the uncoiler opens the coil, and then introduces the steel strip into the five stands continuous rolling mill to form the thin coil.
hot strip rolling line. Their main task is to coil the strip out of the finishing mill, and then transport to the next working procedure. The core part of coiling control system is the tension control. The control effect of coiling tension is directly related to the production and quality of …
HOT STRIP MILL Head office: Shintamachi Bldg. 34-6, Shiba 5-Chome, Minato-ku, Tokyo, 108-0014 Japan ... • • Hydraulic pinch roll • Hydraulic side guide • Polisher for pinch roll • Advanced downcoiler ... The coil box is located between the roughing mill and finishing mill to coil the transfer bars after roughing passes.
An Expert PI Controller with Dead Time Compensation of Monitor AGC in Hot Strip Mill Key words: SCADA system, extrusion press, brass and copper, coiler, hydraulic drive On the controlling of the coilers from a metal extrusion press
Hot Strip Mills. SES offers Redesign and Rebuild services for: Mandrels; Down Coilers; Wrapper Arms; Wrapper Rolls; Mill Side Guides; Coiler Side Guides; Entry Guides; Exit …
Hydraulic Pressure: 18-20 Mpa: Hydraulic Station Power: 7.5 kw: Motor Power: ... C Purlin mainly use hot roll steel strip or hot dip galvanized steel strip. It is roll formed by C shape roll forming machine ... Shutter Side Guide Roll Forming Machine Get Best Quote. UPVC Reinforcement Channel Making Machine Get Best Quote. Watch More Videos.
The hot strip reversing mill as claimed in claim 1 further including atleast two said coiler furnaces, one said coiler furnace positioned on anupstream side of said at least one hot reversing stand and the other ofsaid coiler furnaces positioned on a downstream side …
Manjira has over 20 years experience in producing Hot Strip Mill Terminal Equipments as per Customers Designs and Drawings and manufactured and supplied the following terminal equipments for Hot Strip Mills: JSW Steels Ltd., Bellary: Down Coiler Pinch Roll and Wrapper Roll Assemblies. Coil Box Transfer Arms and Coil Box Guides with Roller Tables.
S1 and S5 stand hydraulic roll seam is provided with the function of feed-forward control and feedback control. The tension roller in front of the stand is controlled as No. 0 stand to adjust S1 mill roll gap. Carrousel coiler is adopted by the unit. The rolling mill and coiler are …
The modern hot strip mill is furnished with a tremendous amount of equipment from the reheat furnaces all the way down to the coil processing equipment.Fortunately for both our ferrous and non-ferrous customers alike Butech Bliss can provide equipment and technical services for nearly every element of the hot strip mill.
The hot strip mill process takes a slab, which is the output of the casting process, and reduces the thickness to less than 1" that is used for cars and other consumer items. If you think back to when you were a child and played with playdoh, you would take a roller and roll it over the playdoh until it was a thickness you wanted.
The coiler of a 1500mm hot strip rolling line is full hydraulic horizontal cored coiler, equipped with hydraulic coiler and AJC step control, which can effectively reduce the impact load and noise and improve the surface quality of strip steel.
PARTS, COIL BOX, HOT STRIP MILL, being ANY of the following: (a) mandrels; (b) mandrel shafts; (c) mandrel segments; (d) mandrel pull rods 09/01/2017 18/04/2017
The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semi-finished steel slabs of steel nearly to their melting point, then roll them thinner and longer through 12 successive rolling mill stands driven by motors totaling 77,000 hp, and finally coiling up the lengthened steel sheet for transport to the next process.
MSD is a hydraulic cylinder installed to mill housing window and press a roll chock against the opposite side with constant force. MSD eliminates gap between roll chocks and mill housing, keep rolls in proper position and stabilize rolls. Enables stable rolling at demanding rolling condition. Stabilizes threading.
Side guide system helps reduce maintenance in down coiler areas of hot strip mills. With the newly developed Eco Slide Disc system, Siemens Metals Technologies offers operators of hot strip mills a side guide system that can be adapted to nearly all existing entry guides. According to the manufacturer, the system elongates the lifetime of wear ...
- Installation new side guide - Preparing required I/O signals - Preparing the software ( position control, sequences, permisives etc. ) ... Down Coiler Hydraulic System Modernization 2002 - 2003. Role: Project Team Member ... Electronics and Automation Chief Engineer at Hot Strip Mill #2.
Cone/Wedge type coiler drum. Un-Coiler Hydraulic with 3 Step Mandrel; Three control desks – one each for Entry side, Main & Exit side; Electrical Panel and Power Packs from best in the industry. TECHNICAL SPECIFICATION. MODEL STRIP WIDTH STRIP THICKNESS MAX. COIL WEIGHT; SL - 1: 150 - 450: 0.3 - 1.6: 8 MT: SL - 2: 500 - 1250: 0.4 - 4.0: 25MT ...
The overall thickness performance of thinner gauges within 50 m is now for more than 98.5 % of coil length, which is comparable to any other hot strip mill.
We manufacture coil handling equipment, tube and pipe mill entry equipment, coil end welders, strip accumulators, brush deburring machines for tube ends, and consumables used in the manufaturing of tubing. Our consumables include scarfing tools for OD and ID scaring, wire brushes, ferrite and impeders, cutoff blades, and work coils.
Innovative Technologies is a manufacturer of Hydraulic Scrap Baling Press, Scrap Baling Press, Cleaning And Polishing Machine, based in Ahmedabad (India). September 19, 2021 +91-98253 98702 [email protected]
voestalpine Stahl has awarded Primetals Technologies the order to supply further side guiding beams with wear discs for its hot strip mill in Linz. The Eco Slide Disc systems will be installed at the entry side guides of coilers 3 and 4. Eco Slide Discs have already been in continuous, successful operation at one guiding side of coiler 3 since August 2014.
Magadh can supply 20-hi mills for strip width up to 1625 mm, minimum finish strip thickness up to 0.05 mm and mill speeds up to 800 MPM which are quite popular for rolling high tensile ferrous and non-ferrous metal strips especially of wider width to thinner gauges more effectively than other mill designs.
The maximum coil weight was increased from 27 to 32 tonnes and the strip thickness from 8 to 16 mm at a hot yield stresses up to 400 MPa. This …
The latter accumulator has on one side compressed nitrogen gas while on the other side a hydraulic pressure is developed by a working piston displaceable in the hydraulic cylinder. ... for the strip-guide members of a subfloor strip coiler for a hot-rolling strip-mill line which provides a more reliable positioning of the controlled member with ...
and coiler, poor surface and edge quality on the hot strip, inadequate water-cooling, and improper setup relative to the side guides. The sparking often seen at the entrance of the coiler is actually small particles of hot strip and/or pieces of the side guides flying into the pinch. Figure 2. Forged steel bottom pinch roll exhibiting a severe
Advanced down coilers – A hydraulically adjustable entry guide is provided at the terminakl end of the run outroler table serves to centre the strio before it enters the downcoiler. The strip, running in at the finish rolling speed, is reliably siezed by the …
During coiling, this "gate change" is performed by an electric jack and hydraulic cylinder (Fig. 6, Fig. 7). 2.4 Strip Floating carrier After the finishing mill, a shear is needed to cut the strip, and a P/R is needed to guide the strip to the proper down-coiler (D/C). To prevent trouble, the Strip Floating Carrier Down Coiler (D/C) No.2 ...
and auxiliary components such as side guides, and the program control logic of roughing and finishing mills have significant influence on the quality of the semi-product or end product of hot rolling process. In fact, the quality of hot strip mill products is directly reflected by the final profile and geometry
i is in use for coiling the fn = normal force strip extracted from finishing mill and it consists of froli = roll force side guides which has function pushing to center fz = tension force direction, pinch roll, mandrel which is used to coil h = strip thickness the strip, and wrapper roll which induce initial h.y.p, (} = hot yield point (n/mm2) …
The side guide device of the coiler in the main rolling line of a hot strip mill is used to prevent the deviation of the strip, align the strip with the rolling line, and lead it into the underground coiler. The side guide plate is driven by hydraulic cylinder, and the guide plates on both sides of the side guide plate are controlled by two ...
COILER CONTROL IN ENDLESS HOT STRIP ROLLING T. Motomura, K. Ueda, T. Imazeki, Y. Fukui, K. Yahiro East Japan Works, JFE steel corporation, 1, Kawasaki-cho, Chuo-ku, Chiba 260-0835, Japan Abstract: JFE Steel Corporation's East Japan Works (Chiba District) started operation of No.3 Hot Strip Mill in 1995. This line was the first in the world