This one time tool provides a fast and reliable method of testing rolls to determine the. With this liquid volume measurement instrument there is a known amount to ink applied to the anilox roll and then it is spread with the doctor blade. Capatch is a onetimeuse tool that works by contact with the anilox roll as a kind of sticker. Monitor anilox cell volume and proactively prevent printing problems before they occur. For anilox rolls and gravure rolls full coating youtube. Roller inspection aniloxstrips volucheck zecher gmbh. Hayneswood anilox coating systems are a wellproven method of controlling film weight application and distribution on sheet fed coaters. Selection of the anilox must be made from our list of available rollers.
How to find the correct anilox volume for a coating client. Any reproduction will not be for commercial use or profit. The disposable liquid volume tester for anilox rolls, full coating gravure rolls and trihelical rolls capatch is a useonetime tool that works. Using an eflohd anilox at a lower bcm volume and higher line screen allows the ink to transfer much better rate to the plate allowing for a sharper and cleaner dot along with a higher contrast of color.
Capatch medium volume anilox test strips 24 per box quantity. The shape, size and depth of these cells impact how ink is transferred from the roller to the plate. The disposable liquid volume test strip for anilox rolls and full. Mar, 2018 audioclammr mp3 volume formula for coating thickness john bingham provides detailed information on the formula used to determine anilox roll volume to achieve a specific coating thickness. In addition to an understanding of anilox volume, you need a basic understanding of the line screen and cell geometry of your anilox rolls. The study of using the banded anilox roller for color. Higher volume translates to higher solid ink density, more color or a heavier coating thickness. Beta aniscope anilox, gravure, and flexographic plate. Wear, doctoring, improper cleaning can cause incorrect volumes.
Another way to find out if your anilox roll needs to be cleaned is by using a capatch test strip to determine your roll volume. Configuration is easy, requiring only that the anilox line count, cell type and cell volume are known, as well as the hardness range of the desired rubber roller. Pamarco is the only anilox roll manufacturer that is. Capatch is a onetimeuse tool that works by contact with the roll as a kind of sticker. Standard anilox system configurations are offered with either 50, 100, 200 or 500 watt fibre laser technology with either single or multibeamanilox engraving head systems, up to 4 beams. The four most consistent systems anicam, 3dqc, microfax and liquid volume all report a volume lower than the nominal for the largest volume.
Unlike competitors, the 3dqc provides accurate, repeatable cell. Co 2 laser technology is also employed on many systems. This rigorous examination of your anilox roller includes an inspection of its mechanical characteristics and a highresolution microscopic analysis of its engraving. The fewer the total number of cells on the cylinder as a whole, the greater the percentage of the volume decrease. Capatch volume test strips dark blue for determining the water transport volume of anilox, rotogravure and coating screen rollers chamber knife systems. The capatch strip is a quick method for measuring volumes of anilox and gravure full coating rolls in printing presses.
Collecting data from the various types of volume measuring techniques has uncovered some noteworthy results. In the conventional fountain and distribution roll system, film thickness is governed by adjusting the gap between the two metering rolls. When foreign particles become trapped between the doctor blade and the anilox, it is likely that the finely engraved cells within the anilox will. Ink fluid chemicals new zealand, fluid chemicals product range. Capatch has a tolerance of plus or minus 10 percent. Capatch capatch the disposable liquid volume tester for anilox rolls what is capatch. The 3dqc rollscope is highly optimized to meet the needs of the printing market. This onetime tool provides a fast and reliable method of testing rolls to determine the current ink volume level of the cells. Printing anilox kelso restoration, anilox rollers, soda blasting.
Anilox roll scoring is visible as thin circumferential lines on the surface on the anilox roll which quickly show up on the print surface. We use triedandtested chromium oxide ceramics cr2o3 for this purpose, given their characteristic melting properties, density and in particular their suitability for highenergy laser engraving. We are your onestop shop for all anilox products and services. When foreign particles become trapped between the doctor blade and the anilox, it is likely that the finely engraved cells within the anilox will become blocked, damaged or even destroyed. Capatch the disposable liquid volume tester for anilox rolls, full coating gravure rolls and trihelical rolls. Capatch volume test strips vegra better printing and coating. Although it might have a similar tolerance to other measurement instruments such as wyco, urmi, ravol and volugraph, it is not meant to replace them. Remember that anilox volume is the primary controlling factor in flexo printing, and it works in correlation to all other anilox properties. We also use thoroughly triedandtrusted methods such as microdynamics or anicam to measure the theoretical pickup volume of your print roller.
What is capatch, the capatch is an ink volume tester for anilox rolls. If you want a reasonable % transfer, say 4050% then the choice of print and anilox lpc multiply by 2. Microdynamics has been the leader in cell volume measurement in the flexographic and gravure printing industries for more than a decade. There are two ways to specify anilox roll settings.
Anilox rolls practical coatings science prof steven abbott. The capatch is an additional tool for use in the printing press and gives a rapid reading but with a slightly larger tolerance. See how our team can help with pressroom audit video vault info on audits for anilox rolls with graham racey. We selected the most commonly used instruments to test. Volume cell shape cell count todays typical anilox roller is laser engraved with microscopic ink wells called cells. Capatch e uno strumento monouso che, a contatto con il cilindro, funziona come una specie di adesivo. Liquid coating determining weightthickness aimcal fall technical conference 2010 mike huey. The process employs a custom engraved roll with a lacquer chamber that replaces the conventional film metering rolls. This onetime tool provides a fast and reliable method of testing rolls to. Do you really know the volume of your anilox rolls. Ceramic anilox rollers and sleeves laser engraving. Capatch is a oneuse tool that works by contact with. Beta aniscope anilox, gravure, and flexographic plate analysis. What is capatch developed by steinhart in the netherlands, the capatch is an ink volume tester for anilox rolls this onetime tool provides a fast and reliable method of testing rolls to determine the current ink volume level of the cells.
Measuring volume before and after cleaning is a vital part of any anilox management or press standardization program. The disposable liquid volume tester for anilox rolls, full coating gravure rolls and trihelical rolls capatch is a useonetime tool that. On an anilox roller using inverted pyramidshaped cells, a 20% decrease in cell depth due to wear can cause more than a 40% decrease in volume. Printing anilox kelso restoration, anilox rollers, soda. Capatch is a onetime tool that works by contact with the roll. Pamarco offer several low cost methods to measure anilox cell specification and condition, these being. Capatch is a cell pollution trend watcher and an instant method for measuring volumes of anilox, gravure, coating, and trihelical rolls in.
Bicarblast ravol anilox roll volume test measure kit with scansoftware v3. Cell volume is the capacity of the engraved surface in a square inch, expressed in billion cubic microns bcm. By selecting the optimum range for the job within these key specs you can greatly enhance your efficiency and quality. Capatch the disposable liquid volume tester for anilox. The capatch is a cell volume tester for anilox and gravure full coating rolls. Apr 11, 2016 so what are the most effective techniques available.
Anicam allows users to measure and record anilox inventory details from brand new rolls to the end of their usable life. How to optimise the performance of your anilox rolls in 3. We will test your rolls before and after with capatch volume testers. This welldeveloped system provides a more precise method of controlling film weights and lacquer distribution on a coated sheet. There are some surprisingly tricky tradeoffs in choosing the right anilox cell pattern. Capatch is a cell pollution trend watcher and an instant method for measuring volumes of anilox, gravure, coating, and trihelical rolls in printing presses. We also use thoroughly triedandtrusted methods such as microdynamics or anicam to measure the theoretical pickup volume of. Each anilox manufacturer can also provide some guidance based on experience, previous testing, or actual print results from other customers with similar print, ink. Amounts shown in italicized text are for items listed in currency other than canadian dollars and are approximate conversions to canadian dollars based upon bloombergs conversion rates. With this liquid volume measurement instrument there is a known amount to ink applied to the anilox. Surtec introduces totally new environmentally and worker friendly green ink cleaners, graphic clean green and anilox clean. Transfer volume is the volume of ink that will be transferred per unit surface area of paper. Line screen is chosen in direct correlation to anilox volume. Capatch medium volume anilox test strips 24 per box.
The ceramic functioning layer provides a basis for the laser engraving of our anilox rollers. Arcs capatch strip is a quick method for measuring volumes of anilox rollers. Jun 12, 2017 for anilox rolls and gravure rolls full coating. When your anilox roll color density or coat weight diminishes, thats a telltale sign that your nilox roll needs to be cleaned. The capatch system shows the next largest difference to the nominal value. Each specification has both a european standard and an american standard.
Ceramic anilox rollers and sleeves laser engraving zecher. Fluid chemicals nz is proud to be the nz agents for capatch anilox cell volume test strips. This suggests that the nominal volume is over estimated, or the anilox may be worn. Eaglewood technologies products tools for anilox maintenance. In the printing industry, regularly testing the volume of your anilox or full coating gravure roll is crucial for preventing production losses. Developed by steinhart in the netherlands, the capatch is an ink volume tester for anilox rolls. All printing resources has formed our technical solutions.
The actual choice of line count volume specifications may require banded roll testing or may be benchmarked based on known print values produced by current anilox specifications. Beta industries announces new aniscope high resolution anilox inspection system visual imaging and analysis of anilox rolls, gravure cylinders, holographic films, coatings, and other applications. Until the advent of this easy to use quality control tool, the actual volume of rolls in the anilox inventory was in reality unknown to printers making it impossible for the printer to know the roll volumes are. Manage your anilox and gravure roll inventory and cleaning schedule more efficiently by clearly seeing and analyzing the cell volume and wall condition. The disposable liquid volume tester for anilox rolls, full coating gravure rolls and trihelical rolls capatch is a useonetime tool that works by contact with. Mar 23, 2017 tsg members are often asked by converters what is the most accurate means of measuring anilox volume, or bcm.
Capatch offers disposable liquid volume tester for anilox rolls, full coating gravure rolls and trihelical rolls. Measuring anilox volume goes back to methods like urmi which, with the correct training, is a very accurate means of measuring volume. Be sure to request multiple kits if youd like to test more than. The pamarco anilox roll audit is the most comprehensive diagnostic tool available and can be carried out in a relatively short period of time with a minimum of press interruption. Ecat care program cleaning anilox brushes madeinusa. Test the volume of your anilox roll reduce production stops to five minutes or less prevent scrap production provide a verification of the volume of an anilox roll after cleaning or maintenance. This onetime tool provides a fast and reliable method of testing rolls to determine the.
Lower volumes apply thinner ink films directly associated with higher print quality and process efficiency. Wall thicknesses should be as small as you dare before they become too delicate. Wear is commonly gauged by the manufacturer, using a microscope. A study ofusing banded anilox roller for color matching in flexography i, apichai puvaravutipanich, hereby grantpermission to the wallace memorial library ofri. Medium volume 5 to 25 ccm2 and 3 to 15 bcminch2 dark blue orange strip. Liquid coating determining weightthickness aimcal fall. Capatch medium volume anilox test strips 24 per box north.
660 153 1044 1507 1370 3 162 1452 1236 35 532 1141 96 859 188 217 1079 1555 894 565 1181 1225 632 1098 55 1420 1538 1245 914 566 1065 144 1475 727 262 1024 1164 459 1447 1453 574