Chrome Deposit Corp

Keep your roll in-mill two to three times longer with chrome plating. Chrome Deposit Corporation specializes in chrome plating with 40-plus years of experience. ... Chrome Deposit Corporation's EDT Texturing …

ELECTRICAL DISCHARGE TEXTURING (EDT) – INCREASE …

The new EDT machine can texture short rolls by utilizing just one electrode to a maximum of 60 electrodes, without any mechanical or electrical options or upgrades.

A study on the characteristics of electrical discharge textured …

Below HAZ, original roll material structure comprising tempered martensite with a dispersion of fine globular carbides can be visualized. EDT deteriorates mechanical properties of the skin pass mill work roll through softening of WL and OTM layer.

Texturing of rollers for the production of auto-industry sheet

The Use of EDT Textured Rolls in a Wide Range of Applications, Forty-Fourth MWSP Conference Proceedings, 2002, vol. 11, pp. 889–898. Google Scholar Utsch, M. and Vinke, P., EDT Roll Texturing Technology as a Base of Modern Surface in Automative Cold Mill Flat Products, MS&T Conference Proceedings, 2004, 2004, pp. 559–607.

Surface texture transfer in simulated tandem and temper mill …

Thus, the imparted texture prevents damages to the sheets caused due to cohesive forces, when kept together in a bundle. Mill roll texturing application of EDT was investigated by researchers such as Aspinwall et al. (1992), McGeough and Rasmussen (1992), Simào et al. (1994, 1996), Kim et al. (1998), and Elkoca (2008).

Automotive industry: Using EDT rollers to achieve high …

The term EDT (Electro Discharge Texturing) means generating texture by discharging electric charges on the roller's surface. It is a special procedure of preparing the working rollers with which the aluminium strip comes into contact during the cold-rolling procedure, which is known as the EDT transition.

Roll Texturing • Serbian Roll Service Company doo

Roll texturing service represent a process of changing inside structure of the metal material, or surface structure of the material of the workpiece (work roll from finishing Rolling Mill lines) by controlled electrical discharges where electrical pulses were generated between an electrode and a work roll, which results in the formation of micronic craters …

Review Surface topography generation and simulation in …

Rotary work EDT was initially developed for the EDT application of mill roll texturing. In this case, the work roll is fixed on the four jaw chuck of a lathe, whereas the tool electrode is placed on the lathe tool holder for texturing (see Fig. 1 (a)). The cylindrical roll is rotated, and the tool electrode is moved parallel to its rotary axis.

EDT buyer guide

What is Electrical Discharge Texturing (EDT)? Electrical Discharge Texturing (EDT) is a well-established technology for producing textured rolls for surface critical strip for applications such as Automotive panels. Electrodes are controlled to deliver sparks onto the surface of a cold mill work roll, to produce a precise surface texture.

Electrical discharge texturing

Mill roll texturing application of EDT was investigated by researchers such as Aspinwall et al. (1992), McGeough and Rasmussen (1992), Simào et al. (1994, 1996), Kim et al. (1998), and Elkoca (2008). As per Aspinwall et al. (1992), the advantages offered by EDT textures are manyfold: they prevent 'sticker-wrench marks' due to formation of ...

ELECTRICAL DISCHARGE ROLL TEXTURING (EDT) USING DIFFERENT GENERATOR AND

Mill roll texturing using EDT

Semantic Scholar extracted view of "Mill roll texturing using EDT" by J. Simão et al.

A model for the Surface Texturing of Steel Rolls by

Electrodischarge texturing (EDT) is presented as an alterative method which overcomes the difficulties encountered with the traditional technique. The mechan-isms controlling EDT are shown to depend on the peak current arising from the pulsed electric field applied between the tool-electrode and the work-roll, the time for

Effect of EDT surface texturing on tribological behavior of …

Advances in electro-discharge texturing (EDT) for cold mill work rolls. Iron and Steel Engineer (1991), pp. 57-59. Google Scholar. Emmens, 1997. ... Mill roll texturing using EDT. Journal of Materials Processing Technology, 45 (1994), pp. 207-214. View PDF View article View in Scopus Google Scholar.

A study on the characteristics of electrical discharge textured …

Electrical discharge texturing (EDT) is an adaptation of formerly established electrical discharge machining (EDM) to steel industry in order to meet the demands for roll surfaces [2], [3]. Basically EDM is an eroding and removing process of the material from the surface by transient action of electric sparks, commonly used to produce die cavities.

Texturing Methods for Cold Mill Work Rolls

the roll texturing technology, reduce the roll consumption and improve the productivity [4]. Different methods are used to ... B. Electrical Discharge Texturing (EDT) Electrical discharge texturing (EDT) is an adaptation of ... value for a skin pass mill work roll [1]. UDCS'19 Fourth International Iron and Steel Symposium, 4-6 April, Karabuk ...

EDT Texturing

Electro Discharge Texturing (EDT) provides specific roughness on the surface of mill's rolls. Improved roll roughness consistency is achieved through high level process control of the EDT machine variables. It notably allows slight variation in roughness over the entire surface of the roll (+/- 5%), a high number of peaks and a roughness ...

ELECTRO-DISCHARGE TEXTURING OF TOOLS SURFACES …

ody parts and related requirements for work rolls of the rolling mills. For roughening the rolls to prepare a distinct surface topography, there are several methods currently …

Metallurgical Characterization of Electrical Discharge …

Surface texture of a temper mill work roll plays an important role in steel sheet production. Electrical discharge texturing (EDT) is a common texturing method to meet the strict

Electrical discharge texturing

The particular electrical discharge texturing (EDT) technique used affords a high degree of process control compared with more conventional methods and, therefore, optimisation of roll texture is possible through the selection of the appropriate operating variables. ... the degree of transfer of these textures to steel sheet by different ...

Chrome plating of steel mill work rolls and also EDT texturing

we want to establish a most up to date hard chrome plating facility to do hard chrome plating of work rolls size dia 600 mm x barrel length 1600 mm x total length 4.5 meters and weighing up to 6 tons each and made of forged aisi 52100 grade steel.and also edt texturing machine

Electrical discharge texturing

Mill roll texturing using EDT. J. Simão D. Aspinwall M. Wise M. F. El-Menshawy. Materials Science, Engineering. 1994; 27. ... 2018; Abstract Electrical discharge texturing (EDT) is used to generate rough surface textures. Though roughness of the work surface obtained through EDM has been studied, surface textures obtained have …

Texturing

The Herkules portfolio comprises texturing machines for the efficient machining of rolls, ranging from a few hundred rolls to over 1,000 rolls per month. Produced with an emphasis on high uptime and productivity, the texturing …

(PDF) Analysis of electrical discharge texturing using …

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 ...

A study on the characteristics of electrical discharge textured …

Mill roll texturing application of EDT was investigated by researchers such as Aspinwall et al. (1992), McGeough and Rasmussen (1992), Simào et al. (1994, 1996), Kim et al. (1998), and Elkoca (2008). As per Aspinwall et al. (1992), the advantages offered by EDT textures are manyfold: they prevent 'sticker-wrench marks' due to formation of ...

Microsoft Word

This process called EDT - Electrical Discharge Texturing - makes roll texturing possible through CNC controlled spark erosion. Over 80 EDT-machines have been manufactured …

PDT™ Pomini Digital Texturing™

The Pomini Digital Texturing TM (PDT TM) system is an innovative technology for roll texturing developed by Pomini Tenova, opening up new possibilities for engineering of surface finishes optimized for performance of work rolls and subsequent processing of the sheet material.. The system controls dimensions, characteristics and placement of …

Optimization of Electrical Discharge Texturing for …

Electrical discharge texturing (EDT) enables large area texturing in components such as mill rolls and bio-implants, where random overlay textures are suitable.

Laser-guided discharge texturing for cold mill roller

Now common methods of roller surface texturing include, a shot blast texturing (SBT), an electrical discharge texturing (EDT), a laser texturing (LT), and an electron beam texturing (EBT). ... Elkoca (2008) studied the properties of the recast white layer on the surface of the skin pass mill work roll by EDT. It was found that the …

ProfiTex Texturing Machines

There is the option to either integrate the machines of the ProfiTex series into a fully automatic roll shop or to operate them as stand-alone, automatic machining center. Roll loaders and EDT machines together with existing roll grinders can be integrated to form a fully automatic work area.