jisi laser texturing for temper mill work rolls

A study on the characteristics of electrical discharge

A new laser-texturing method, laser coating texturing, combining surface-laser alloying and texturing was proposed. Chromium plating of temper mill work rolls has increased service life by a

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US5789066A - Method and device for manufacturing cold rolled

roll mill temper Prior art date 1994-09-16 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/596,359 Inventor Carl De Mare Damien De Soete Yves Gadeyne

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2011 Second International Conference on Mechanic

artykuł: The research and application of the optimization technique of continuous annealing line temper mill roll contour (Yan Zhang Y., Yang Q., Anrui He A., Defu Guo D., Xijiang Yao X.), s. 4586 - 4590

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A study on the characteristics of electro-discharge

As the actual temper mill is used, this data will be adopted to another actual temper mill for the application and operation of this experiment. The conclusions are as follows: The electro-discharge texturing (EDT) roll has a homogeneous roughness distribution and shape, and also a sinuous peak surface, and the life time is 2 times longer than

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Laser Surface Texturing - Fundamental Study and Applications

Laser Surface Texturing - Fundamental Study and Applications A thesis submitted to The University of Manchester for the degree of doctor of philosophy (PhD)

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jisi laser texturing for temper mill work rolls – Grinding

jisi laser texturing for temper mill work rolls 4.8 - 6129 Ratings ] The Gulin product line, consisting of more than 30 machines, sets the standard for our industry.

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jisi laser texturing for temper mill work rolls

jisi laser texturing for temper mill work rolls. Laser Texturing (LT) A laser beam hits the roll surface in order to roll of the pair ofthe work rolls in the temper mill has a texture of Get Price The product line, consisting of more than 30 machines, sets the standard for ourindustry. Business offer

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A generic model for surface texture development, wear and

Electrical discharge texturing induces a recast white layer on the skin pass mill work roll surface, which forms the surface topography required for outer autobody steel strips and a heat-affected

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500W Laser Texturing Machine Single Head Roughening Yag Laser

Laser texturing machine 500W sighle head roughening for roller surface high efficiency. Overview. Questt QA-TE500S laser texturing machine system is specially designed for roller, roughening the surface make it not so smooth . The system include three parts: fiber laser, control system and the domestic CNC controller.

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Effects of Surface Roughness Microtopography on Formability

The roughness of the shot blasting texturing roll is less uniform compared to that of the electro-discharge texturing roll because the work roll roughness is transferred to the temper rolled strip.

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Mill roll texturing using EDT - ScienceDirect

The paper discusses the techniques now available for roll texturing, the developments that have occurred over the last decade and the main advantages provided by EDT over traditional SB methods. The results of an extensive series of tests aimed at evaluating operating variables when texturing steel work rolls using EDT are presented.

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mill roll texturing using edt

Mill roll texturing using EDT ScienceDirect. The paper discusses the techniques now available for roll texturing, the developments that have occurred over the last decade and the main advantages provided by EDT over traditional SB methods.

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A Critical Evaluation Of Hard Chrome Covered Rolling Mill

After the roll texturing process has been finished, the roll-su rface structure has to be transferred to the sheet metal. This process is obtained throug h the Temper Mill (TM). Previous studies have been performed on the transfer char acteristics of the different work roll surfaces ont o the sheet metal in terms of T M reductions [8].

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Simulated laser texturing using a modified electrical

Jan 01, 1994 · Simulated laser texturing using a modified electrical discharge arrangement Author links open overlay panel J. SimÃo * H. El-Menshawy † D.K. Aspinwall * ** M.L.H. Wise ** L. Kockott †† Show more

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Electrical discharge shape forming and surface

The invention has application, however, to texturizing a long shaft such as a temper mill work roll, a short shaft such as a crankshaft, a wear surface such as a cylinder opening, and a flat surface such as a machine slide surface. Prior art apparatus and procedures, though successful and useful, are perceived to have some shortcomings.

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Aesthetic surfaces created with the Electron Beam texturing

including a high texturing cost and these rolls are very susceptible for damage in the mill. Another possibility is to make use of the interference effect of multiple EBT patterns (e.g. tandem and temper mill textures), leading to a visible macroscopic Moiré effect.

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The influence of different work-roll texturing systems on the

Sep 01, 1994 · Journal of Materials Processing Technology ELSEVIER J. Mater. Process. Technol. 45 (1994) 215-222 The influence of different work-roll texturing systems on the development of surface structure in the temper rolling process of steel sheet used in the automotive industry Prof. Dr.-Ing. O. Pawelski*, Dr.-Ing. W. Rasp*, Dr.rer.nat W. Zwlck , Dipl.-Ing. H.-J. Nettelbeck*** and Dr.-Ing. K. Steinhoff

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Przegląd technologii teksturowania walców przeznaczonych do

The influence of different work-roll texturing systems on the development of surface structure in the temper rolling process of steel sheet used in the automotive industry, Journal of Materials Processing Tech., 1994, t. 45, nr 1÷4, s. 215÷222

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mill roll texturing using edt

Mill roll texturing using EDT ScienceDirect. Currently, shot blasting (SB), laser beam texturing (LBT) and electrical discharge texturing (EDT) are the three principal methods used to texture mill rolls, however, electron beam texturing (EBT) is being evaluated. Although widely used, conventional SB has major limitations due to the lack of

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Surface texture transfer in simulated tandem and temper

Tables 3 - 5 show the surface parameters on the work rolls and the rolled coupons during the "tandem" and "temper" rolling experiments previously detailed. 182 J. Simt'w et al. /Journal of Materials Processhzg Technology 56 (1996) 177-189 Fig. 6 Roll surface textured at peak current = 1 A, on-time 10 las, off-time 20 las, roll surface speed = 5

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anti cross rockup rolls in mills

anti cross rockup rolls in mills. Patent US6120864 - Anti-static roll cover - Google Patents . TECHNICAL FIELD. This invention generally relates to a roll cover for printing presses and web fed

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Wear behaviour and surface form evolution of a novel titanium

The influence of different work-roll texturing systems on the development of surface structure in the temper rolling process of steel sheet used in the automotive industry J. Mater. Processing Technol., 1994 , 45, 215 – 222 .

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Single Head Roller Laser Texturing Machine 500W With

Cold roller roughen processing, meet the temper mill, rolling mill roll after roughen the demand of various kinds of work roll. Machine overview . FAQ . 1 Q: What is the warranty of the Roller Laser texturing Machine? A: The warranty is 1 years, but we offer whole life after-sale service. 2 Q: What is your payment terms? A: T/T, L/C, Westen

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CN1191780A - Asynchronous metal sheet rolling process in

The upper and lower working rolls are produced into different roughness and their neutral points are made to be in different perpendicular planes to form upper and lower neutral planes, so that asymmetrical friction state is formed between the upper and the lower plate rolls and "kneading-rolling area" is formed between two neutral points to change the direction and distribution of internal

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Method and device for manufacturing cold rolled metal

21. A device according to claim 18, further comprising a temper roll mill having a pair of temper rolls wherein at least one roll of the pair of temper rolls of the temper mill has a surface with a textured surface pattern including a regular bidimensional deterministic pattern of spots, where each spot has a crater surrounded by a rim. 22.

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New Developments in Rolltexand Rollscan

• Objective to find replacement for Cr-VI plating of temper mill work rolls • 2 pairs of Tata standard work rolls textured with EDC • Texturing time around twice as long as EDT. Surface Inspection -To detect cracks and bruises in hot and cold rolling mill work and back-up rolls Sub-surface - To detect cracking, porosity, non

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Hard chromium plating of EDT mill work rolls - ScienceDirect

1.. IntroductionIndustrial experience with hard-chromium plated mill rolls, clearly indicates that coatings applied to a particular type of roll surface texture achieved either by shot blasting (SB), electrical discharge texturing (EDT) or laser beam texturing (LBT), extend roll service life and performance.

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Work Roll Consumption Essay

Roll Grinding M/c at Cold Rolling Mill 32 2. 2 EDT Vs Shot Blast Roll 37 2. 3 Effect of time & temp on surface texture38 2. 4 Effect of –ve polarity on surface texture38 2. 5 Roll texturing m/c at Cold rolling mill40 2. 6 Work roll consumption trend at skin pass mill 44 2. 7 Pareto chart for SPM Work roll grinding 49 2. 8 X bar & moving range

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M.L.H. Wise's research works | University of Birmingham

M.L.H. Wise's 20 research works with 629 citations and 1,968 reads, including: Review on ultrasonic machining. Int J Mach Tools Manuf

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Cold Roller Laser Texturing Machine Easy Operation For Roll

Cold roller laser texturing machine for roll roughening 500W Fiber Laser . Overview. Questt QA-TE400F laser texturing machine has equipped with imported fiber laser, the full system include fiber laser, control system and the domestic well-known brand of CNC .

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