mill roll texturing using edt

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Application of EDT Texture Technology for Automobile Strip ...

Nov 09, 2010· Mark Nelson demonstrates how to create texture using a rolling mill.

Analytical Simulation of Random Textures Generated in ...

Goal: Electrical discharge texturing (EDT), a variant of EDM, is used to produce surface textures in applications, such as texturing of mill rolls, orthopaedic implants and rake face of tool ...

Technology for the Metals Industry | Sarclad

Summary. The paper gives the results of a series of tests aimed at evaluating the effect of the electrical discharge texturing (EDT) process on the surface integrity of mill work rolls using two different electrical generator and dielectric flushing arrangements.

Electro Discharge Texturing (EDT) - Walzen Service Center

Using EDT instead of other traditional texturing methods gives us greater precision and control over the final product. Rockport Roll Shop's EDT process produces improved consistency from roll to roll, higher peak count, lower waviness, and better strip control. It also reduces the influence of roll hardness on the final roughness of the roll.

EDT rolling | SMS group

Mill rolls finished by electrical discharge texturing (EDT) are widely used in the manufacture of steel and aluminium alloy sheet / strip. Appropriate selection of process operating parameter levels: peak current, onloff time, polarity, etc., allows a limited degree of independence in specifying roll surface topography in

ELECTRO-DISCHARGE TEXTURING OF TOOLS SURFACES FOR …

Electrical discharge texturing (EDT), a variant of EDM, is used to produce surface textures in applications, such as texturing of mill rolls, orthopaedic implants and rake face of tool inserts.

Electro-Discharge Texturing (EDT) - SMSgroup

Roll Surface Technologies (RST) provide hard chrome plating, steel / polyurethane / rubber roll grinding, electro discharge ( EDT) roll texturing, chock maintenance and inspection as well as a diverse range of other services such as plant maintenance, roll turning and repair, and in plant coil logistics solutions.

EDT Texturing - EDT Texturing Services | Chrome Deposit Corp

rolls of the rolling mills. For roughening the rolls to prepare a distinct surface topography, there are several methods currently available: Shot Blast Texturing (SBT), Electron Beam Texturing (EBT), Electron Beam Texturing (EBT), Electrical Discharge Texturing (EDT), Laser Texturing (LT). The topology of the sheet surface is highly dependent ...

EDT and Flash Chrome Plating - Rockport Roll Shop

Sep 13, 2017· There is a lack of modeling efforts to predict the surface textures obtained under various EDM operating conditions. The aim of the current work is to capture the physics of the electrical discharge texturing (EDT) on a surface assuming random generation of multiple sparks with respect to (i) space, (ii) time, and (iii) energy.

The Advantages of Rolltex EDT - Sarclad

EDT rolling transfers this exact finish onto the strip during the final rolling pass. Crucial here is a specific roughness on the work rolls created by electric discharged texturing (EDT). Once it is applied to the roll barrel, this roughness transfers precisely onto the strip surface.

Electrical Discharge Roll Texturing (EDT) Using Different ...

The latest technology in non-contact surface and sub-surface inspection of hot and cold rolling mill rolls. Find out more. Rolltex EDT. Electro Discharge Texturing. World leading technology for applying texture to rolling mill rolls. Find out more. Strand Condition Monitor (SCM) ...

Chrome Deposit Corp - Chrome Plating - EDT Texturing

Electro Discharge Texturing (EDT) EDT is a process for surface treatment of work rolls of the cold rolling industry. Using different electrode materials (copper, graphite …), different polarity and modes (capacitive or pulsed) surface roughness's between 1 and …

HOME | corerst2017

EDT rolling transfers this exact finish onto the strip during the final rolling pass. Crucial here is a specific roughness on the work rolls created by electric discharged texturing (EDT). Once it is applied to the roll barrel, this roughness transfers precisely onto the strip surface.

Electro-Discharge Texturing (EDT) - SMSgroup

rolls of the rolling mills. For roughening the rolls to prepare a distinct surface topography, there are several methods currently available: Shot Blast Texturing (SBT), Electron Beam Texturing (EBT), Electron Beam Texturing (EBT), Electrical Discharge Texturing (EDT), Laser Texturing (LT). The topology of the sheet surface is highly dependent ...

EDT: Roll texturing technology as a base of modern ...

1: Xu Xiaoxiang1 Zhang Yuqin1 Liu Weiyun1,2 Qi Xinjun1(1.Angyang Iron & Steel Group Co.,Ltd;2.University of Science and Technology Beijing);BRIEF ANALYSIS ON ROLL SURFACE ELECRTIC SPARK ROUGHING PROCESS[J];; 2: ZHANG Peng-xiang (BERIS Engineering and Research Corp.Ltd.,Baotou,Neimenggu 014010);Major Points of Technological Process Design for Roll …

Difficulties in characterising roll surfaces

Electro-Discharge Texturing (EDT) is a specialized texturing process that replaces shot blast and provides a superior surface texture on rolls prior to chroming. It produces consistent, repeatable surfaces with tight tolerances from 50-350 Ra, extremely uniform surface with little variance over the surface of the roll and superior textured ...

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 ...

How To Create Texture Using a Rolling Mill - YouTube

Aug 06, 2018· Extracting Mill Rolls and Sizing Mill Rolls; Guide Plate; Technology. Melting; Casting; Heat Treatment; Machining; Quality Assurance; Service & Support; Contact; Search; EDT technique is a kind of texture method to melt the material on the barrel by spark-discharge between the electrode and the barrel in the insulation liquid.

EDT Texturing - EDT Texturing Services | Chrome Deposit Corp

Oct 01, 2011· Normally the surface of aluminum sheet is not textured but has a mill finish (MF). When an aluminum sheet is finished by a pair of specific rolls with surface textures produced by electrical discharge texturing (EDT) technique the textures are transferred from the rolls to the sheet producing the so-called EDT sheets.

Effect of EDT surface texturing on tribological behavior ...

Chrome Deposit Corporation's EDT Texturing machines are capable of texturing a roll face up to 84″, diameter up to 32″ and roll weight up to 12.5 tons. Only Chrome Deposit Corporation EDT delivers lasting consistency, elevated productivity and the highest-quality end …

EDT rolling | SMS group

Irrespective of the EDT roll surface topography, the coating showed a typical surface hardness in the range HV (0.025)=1100–1300 against approximately 800 HV for the roll base material. The thickness of the hard chromium layers was typically 20–25 μm and cracking of the plated layers was clearly evident as a result of high residual stresses.

mill roll texturing using edt - Breughel Sausages

Chrome Deposit Corporation's EDT Texturing machines are capable of texturing a roll face up to 84″, diameter up to 32″ and roll weight up to 12.5 tons. Only Chrome Deposit Corporation EDT delivers lasting consistency, elevated productivity and the highest-quality end …

(PDF) Optimization of Electrical Discharge Texturing for ...

With texture ranges from Ra 0.5 to 12 µm, regardless of roll hardness, the most stringent requirements for coated and uncoated strip qualities can be satisfied Machines of various sizes and specifications operate continuously to provide textured rolls for Tandem, Temper, Skin pass, Sendzimir, reversing mills and speciality strip producers.

Hard chromium plating of EDT mill work rolls - ScienceDirect

From chrome plating and grinding, to EDT, bearing and chock inspection and maintenance, Chrome Deposit Corporation does it all. Since 1982, rolling mills throughout North America have relied on Chrome Deposit Corporation for superior roll finishes that last longer, perform better and deliver a high-quality end product.

EDT Texturing technology – Mill Rolls Manufacturer

Mill rolls finished by electrical discharge texturing (EDT) are widely used in the manufacture of steel and aluminium alloy sheet / strip. Appropriate selection of process operating parameter levels: peak current, onloff time, polarity, etc., allows a limited degree of independence in specifying roll surface topography in