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Consistent grinding and balancing of rolls is necessary for efficient operation and optimum paper quality. As an integral part of a modern roll maintenance program, roll grinding and balancing uses machinery with accurate inspection and measurement equipment. This paper provides practical tips on roll inspections, balancing, grinding and grooving.
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Our roller grinding unit OLFS allows you to take care of your rollers on-site, at a time convenient for your production schedules. Precise grinding results. This grinder was especially developed for rollers with a diameter of 800 mm and 600 mm, delivering excellent grinding results, which are comparable to that of a stationary grinding machine ...
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Moreover, CBN grinding with the new technology has yet another advantage: Energy savings of about 25,000 Euro per machine each year (based on energy costs in Germany). With the development of the new technology, Herkules shows once again that they do not just sell machines, but they develop the perfect solution for every application.
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Why roll grinding is critical to foil rolling. In an earlier blog post I discussed how to determine the roll ground shape in order to make the best use of the flatness actuators in an aluminium rolling mill. In this post I will briefly discuss the advantages of improving your roll grinding operation.
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Each of our designs is based on proven and proprietary technology developed over our 30 years of roll production experience. Whether you're looking for solutions for more efficient flaking mill rolls, cooling rolls, grinding rolls, or corrugating rolls, our solutions ensure maximized efficiency, longer life, reduced roll failures, and reduced downtime.
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The very light MACH ROTEC grinding wheel bodies allow cutting speeds of more than 80 m/s. This minimizes wear of the CBN coating and makes their use cost effective. The result of the grinding process with Herkules MACHtechnology is a homogeneous surface over the entire roll without any patterns, shadings or grit marks.
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In metalworking, rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls to reduce the thickness, to make the thickness uniform, and/or to impart a desired mechanical property. The concept is similar to the rolling of dough.Rolling is classified according to the temperature of the metal rolled. If the temperature of the metal is above its ...
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WaldrichSiegen roll grinders feature cutting-edge technology and excel in precision, performance, reliability and long service life. With a focus on individual customer orientation, the machines offer a high degree of flexibility: Grinding wheel power: up to 500 kW; Workpiece weight: up to 300 t; Workpiece length: up to 21,000 mm
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Roll grinder_Hiecise precision equipment (Kunshan) Co., Ltd. MK8463-V7. Mk8463-v7 fully automatic CNC roll grinder has the characteristics of high precision, high surface grinding quality, strong stability and easy operation. It can grind cylindrical roller surface, sinusoidal curve (convex and concave), parabola, CVC curve, high power curve ...
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Tampere University of Technology P.O.BOX 589, 33101 Tampere, Finland {lihong.yuan, veli-matti.jarvenpaa, seppo.virtanen, hessam.kalbasishirani}@tut.fi Abstract This paper presents a study of a vibration problem in a roll grinding machine. The rolling contact
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Roll grinding elements, roll technology. The movement mode of roll grinding is determined by the force of the finished roll movement. There are four major elements: roll speed, grinding wheel speed, Z-axis speed, and X-axis feed. Their relationship: 1. Rotation speed of roll: Determined with the radial velocity of 0.8-1. 2m/s.
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- Roll speed - Grinding force thyssenkrupp's global presence • Maintenance teams around the world • Service centers on each continent • Market and innovation leader in HPGR technology • More than 400 installations worldwide 2 polycom® high-pressure grinding roll 3
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With over 40 years of experience in industrial hard chromium plating, precision cylindrical grinding, and flawless optical finishes, Roll Technology is a leader in fabricating, finishing, repairing, and refinishing industrial rolls for the film, plastic, coating, converting and web handling industries. Request A Quote Roll Services
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Grinding with SINUMERIK - Highlights. Here you can see the highlights of our motion control solution for grinding applications. Slide 1 of 1. Siemens has been accompanying Ghiringhelli, Italian manufacturer of centerless grinding machines, from the first NC controller through to …
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NCCM Global Roll Technology acquires AKK Armstrong. The vertical integration of two market leaders builds a strong bond for a joint future! NCCM Company LLC – the expanding global leader in Nonwoven Roll Technology - is proud to announce today the acquisition of its longstanding roll service partner AKK Armstrong Kover Kwick, Inc., a leading premier solution provider of …
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Used in mining applications for the last 30 years, high pressure grinding rolls (HPGR) reduce particles by compressing and crushing the feed between two counter rotating, parallel rollers with a small gap between them. This forces the rocks against each other and compresses the feed's density to 80% of its solid volume, exceeding its ...
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Precision Roll Grinders specializes in roll grinding and servicing and nothing else. And has done so for 50 years. With our unmatched expertise and proprietary technology, we get you back up and running faster. With rolls that can last as much as 3x longer than anyone else's.
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Existing Roll Grinders can be upgraded to perform exactly the same tasks as the most modern machines, with beneficial improvements on productivity, precision and availability. Revamping interventions can be focussed both on mechanical and/or electrical parts. New or special accessories (e.g. Inspection Devices) may of course be added upon request.
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Roll Technology Grinding. The very light mach rotec grinding wheel bodies allow cutting speeds of more than 80 ms.This minimizes wear of the cbn coating and makes their use cost effective.The result of the grinding process with herkules machtechnology is a homogeneous surface over the entire roll without any patterns, shadings or grit marks.
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Roll grinding to the highest standards. With more than 100 years of experience, Herkules is the specialist in roll machining and a world leading manufacturer of roll grinders. The reason why customers worldwide rely on Herkules for their machining demands: pioneering machine technology combined with solutions tailored to the client's needs.
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The cutting-edage grinding technology combined with four-point measuring technology. For years RollResearch has decicated to develop roll measuring and grinding control technolgy, which leads to the innovative 3D Grinding™ Technology to help customers in Paper Industry and other geometry demanding industry areas to achieve high precision roll shape in …
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