laser pulverauftrag pulverf rderer · 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.
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Sep 01, 1994· This article presents a comparative study of the work roll texturing systems shot blast texturing (SBT), electric discharge texturing (EDT), electron beam texturing (EBT) and laser texturing (LT).The functional behaviour of the work roll surfaces used in the temper rolling process is assessed by describing the transfer characteristics specific to the technique used and also the wear
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.
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 .. It c an realize roll roughen the processing laser chaos, make the roll surface d isordered pits, meet the demand of a variety of
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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Jisi Laser Texturing For Temper Mill Work Rolls. Freshly ground work rolls for temper rolling mills generally undergo two additional preparation processes before each mill campaign 1 a surface texturing process, in order to apply the required temper mill wikipedia the heart of the temper mill is
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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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
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Electrical Discharge Roll Texturing EDT Using Different . 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
It is further provided that the arrangement comprises a temper roll mill and wherein the temper roll mill is provided with a roll with a roughness Ra (Xc = 2.5mm) less than 6 pm and preferably less than 2 pm. Since the texturing is applied by means of laser texturing there is no longer need for the use of textured rolls.
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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
• 2 pairs of Tata standard work rolls textured with EDC • Texturing time around twice as long as EDT . Sarclad validation 3D topology of rolls Very homogeneous EDC surface finish across the roll 36 0-0 1 3 62 0 720 4 5-360 Drive side 2 Sa: 2.44 Sa: 2.45 Sa: 2.46 . EDC Validation Tata NL temper mill 21 EDC rolls
Cold roller roughen processing, meet the temper mill, rolling mill roll after roughen the demand of various kinds of work roller. Working condition . FAQ . 1 Q: What is the warranty of the 500W Laser Texturing
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• 2 pairs of Tata standard work rolls textured with EDC • Texturing time around twice as long as EDT . Sarclad validation 3D topology of rolls Very homogeneous EDC surface finish across the roll 36 0-0 1 3 62 0 720 4 5-360 Drive side 2 Sa: 2.44 Sa: 2.45 Sa: 2.46 . EDC Validation Tata NL temper mill 21 EDC rolls ready for industrial
The Advantages of Rolltex EDT Sarclad. Lower roll texturing costs than other technologies Improved strip control when compared to shot grit blast technology Consistent textures between rolls, achieving roll to roll deviation to . 4% Reduced incidence of "stickers" after annealing Reduced dirt in the mill
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Jan 10, 2019· It is further provided that the arrangement comprises a temper roll mill and wherein the temper roll mill is provided with a roll with a roughness Ra (λc=2.5 mm) less than 6 μm and preferably less than 2 μm. Since the texturing is applied by means of laser texturing there is no longer need for the use of textured rolls.
Dall Mill Indian Machinery 8Uno.It Ball mill second netzchs choco easy ball mill parameter cement mill plant equipments steel mill kara dealer in china separator cement mill axis bank mill worker application no list crushing of rock phosphate using crusher plant and grinding mill jisi laser texturing for temper mill work rolls installation cost
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
US5789066A US08/596,359 US59635996A US5789066A US 5789066 A US5789066 A US 5789066A US 59635996 A US59635996 A US 59635996A US 5789066 A US5789066 A US 5789066A Authority US United States Prior art keywords μm metal sheet surface roll mill Prior art date 1994-09-16 Legal status (The legal status is an assumption and is not a legal conclusion.
• 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
Aug 04, 1998· 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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AIST 2008 AISTech Conference Proceedings. Over the past 25 years Electro Discharge Texturing EDT has gradually bee the steel industries preferred method of texturing for cold mill rolls EDT has managed to out live and eliminate other texturing methods and for many steel works around the World it has bee the only method used and in some cases the only method theyve ever used
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