Bcm anilox volume, and thin film coatings, those requiring less than 12. Imagine using just one anilox roll for finer screens and stronger solids. Ordinarily, the flexo plate making process has many complex and manual steps. This anilox roll scope is designed to allow you to easily and quickly identify if your anilox rolls are becoming clogged or are beginning to experience surface wear. These higher line screen rolls give printers the opportunity to reach for higher. 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. Ceramic anilox roller herzpack anilox roller for ink transfer. Anilox manufacturers differentiate between thick film coatings, those requiring more than 12. High definition flexo, printers have needed to consider, what changes in. Ceramic anilox roller herzpack anilox roller for ink. Choose pdf in your printer options and replace your printouts with highquality adobe pdf documents.
Industry solutions there are good reasons for the anilox roller being the core element of the printing press. Bcmin2 volumes are in billion cubic microns per square inch. Measurement of a key parameter of your anilox rolls. Pressman can also use this scope to look at plates for edge wear and dot structure. Every major technology advance with flexo, from the introduction of reverse angle doctor blades and laser engraved ceramic anilox, through to the recent developments of h. This benefit allows the converter to specify a higher line count anilox roll than typically available, for increased print quality, degree of gloss in the coating, and uniformity of the applied ink film. 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, anilox roll, doctor blade selection guide new age medicine.
Subjective, typically 25 bcm to 75 bcm waterbased coatings is ph an issue. Flexo concepts recommends a 3step anilox roll cleaning program. In this context we pointed out the influence of the beam quality of the laser on the modelling of the. Anilox roll scoring is visible as thin circumferential lines on the surface on the anilox roll which quickly show up on the print surface. Increasingly, oems and printers are demanding gtt for their new. Virtual forum virtual innovation central awards presentation membernars. Flexographic printing quality depends on the quality of the plates.
Colour density at high speeds we always see a loss of colour density, this is caused by the inability of the closed hexagonal cells to fully refill with ink in each revolution. This leaves tiny, but unacceptable, pinholes in anything printed from the roll in the future. The anilox roller is carried in ball bearings, mounted in an inner bracket assembly. A quick check of the job history shows that the last time the job was run, four 800 line count anilox rolls were used for cyan, magenta, yellow and black. Pounds per ream accurate gsm grams per square meter, accurate micron or mil film thickness inaccurate due to absorption by the web ream size area coated, sometimes not 100% sq ft 144,000 sq in 3000 sq ft 432,000 sq in if not 100% coverage well need to cut out.
This globally established product has been enhanced and upgraded over the last year. This 400x powered scope is designed for use with anilox line counts over 400. Anilox rolls are a precise inkdelivery vehicle, but the precision is lost quickly if the aniloxes are not clean and maintained. Wear is commonly gauged by the manufacturer, using a microscope. Conventional anilox rollers the heart of the flexo press description. What is gtt laser engraved anilox roll apex international. Lower anilox roll volumes transfer a thinner film of ink which enables more tonal range, best. 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. Anilox rolls used to be specified by linescreen, then volume. Apex international has announced the evolution of gtt anilox technology.
In addition to regular manual cleaning with a range of safe solvents there is. Industry solutions engraved anilox rollers zecher gmbh. Apr 24, 2012 speed change system of the anilox and form sleeves. The quick and gentle cleaning process will leave the aniloxes totally clean and ready for immediate use after just 1020 minutes cleaning without causing any wear or tear on the aniloxes. Apex offers solutions for the concerns outlined in this article. Anilox produced with fibre optic lasers with multiburn technology with a capability of engraving 790lcm2000 lpi.
No matter what your anilox cleaning needs are flexo wash has a solution for you. In flexographic printing, the anilox surface where ink meets plate has always. It is vital that printers not only understand their anilox screen. Measuring anilox volume goes back to methods like urmi which, with the correct training, is a very accurate means of measuring volume. Just click print and select adobe pdf as your printer. Anilox rollers that are used with water, solvent and oil based inks, which dry when left sitting out and unagitated, must be cleaned immediately after use or a problem known as plugging occurs, where minuscule amounts of ink dry in the cells.
Every printer can count on apex quality, precision and reliability for all his anilox requirements. Selecting the correct laser engraved ceramic anilox roll anilox anilox screen count volume. Anilox inventory management helps improve production. Another type of anilox cell structure is called a quad channel screen in which each cell is connected by a thin engraved channel. Also, gtt is not specified by screen and bcm 360 lpi at 6. Since the creation of flexo printing, anilox have been at the core of the flexo printing process and remain at the heart of the process today. Laser engraved ceramic anilox roll volume and screen guide. Anicam anilox qc software brochure, english 4mb all printing. Knowing the condition of the anilox rolls for a printer converter has been proven to save considerable press setup time and reduce waste which inevitably increases profitability. Simply choose your line count and carrying capacity and you might think any anilox supplier would. The benefit of accurate anilox volume measurement how to. Use anilox cleaners that actually work to remove the ink or inks without damaging 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. Anilox volume calculation in cm3m2 or bcm measurements.
Hayneswood anilox coating systems are a wellproven method of controlling film weight application and distribution on sheet fed coaters. For a long time printer converters have assumed that the volume readings on anilox rolls ordered to the same speci. With five production facilities on four continents, a strong portfolio of clients in over 80 countries and a highperformance continuous improvement culture, apexs value proposition is founded on developing solutions to satisfy. The process employs a custom engraved roll with a lacquer chamber that replaces the conventional film metering rolls. Deep conventional anilox cells trap ink while cell wall surface mass reduces. We manufacture and restore anilox rollers per the customers preference in surface, volume transfer and line screen for more consistency and faster speeds. To achieve excellence in graphic design and innovation, the laser engraved ceramic anilox roller is the tool to lead the way. Historically, to achieve the required densities, the printers are obliged to adjust the ink, when in reality the difference in volume of the an. Pdf multi beam laser technology for engraving anilox rollers. A repeat process job comes to press so the printer, helper or setup person prepares four anilox rolls appropriate for process printing. We absorbed in more machinesand more advanced soft, and have 4 engraving machines. The common unit of measurement in north america is bcm in2 or billion cubic microns per square inch in europe the unit more commonly used is cm3m2 cubic centimetres per square meter example.
This welldeveloped system provides a more precise method of controlling film weights and lacquer distribution on a coated sheet. Occasionally, customers who may have infrequent need for a given anilox roller, may prefer to keep the roller handy for use, installed in an inner bracket assembly, which may be. Dont compromise optimise anilox selection for your printing since the creation of flexo printing, anilox have been at the core of the flexo printing process and remain at the heart of the process today. Every printer can count on apex quality, precision and reliability for all his. Dont compromise optimise anilox selection for your. The preferred cell patterns for thick film coatings are. Liquid coating determining weightthickness aimcal fall. You can measure anilox volume, depth, width, wall, screen count, angles and consistency. 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. Daily wiping to prevent ink or coating buildup applying a liquid cleaning agent by hand and wiping down the roll with a clean, lintfree cloth on a daily basis is the simplest and most effective way to keep ink. Product specifications technical specifications anicam q.
It can also clean multiple narrow web rolls or a combination of narrow and. Speed change system of the anilox and form sleeves. We absorbed in more machinesand more advanced soft, and have 4 engraving machines by now. This not only takes time, it also offers ample opportunity for human errors. Knowing the condition of the anilox rolls for a printer converter has been proven to save. Utilize these calculators to calculate anilox roll volume for 60, 30, 45 or trihelical engravings. To help corrugated and folding carton printers to reduce costs and deliver maximum.
Enter the linescreen, depth and opening measurements and calculate the current volume of your anilox roll. Anilox roll manufacturers have developed a number of alternative cell shapes to reduce this and a number of other issues often seen in fleoxgrahic printing. With increased ink strength and lower anilox volumes, higher line screen anilox rolls can now be used. A line work print job would be specified with 360 linescreen rolls, while screen work would use 440s, and process print would be run with 600s at volumes of 5 bcm, 4 bcm, and 3 bcm, respectively. Specifying an anilox roll by line count and volume seems straightforward. In printing, anilox is a method used to provide a measured amount of ink to a flexographic. The anilox roller is often referred to as the heart of the flexographic press. Choosing the right anilox for each label printing application. Use balanced extender to weaken color to the middle of the acceptable range 3. When it comes to fine tuning, studying the contact angles and surfaces of used doctor blades from the process can give us clues. Technical calculators manufacturer of anilox rollers for. All our articles are in pdf format for easy download. Apex international is a global leader of anilox, glue set, and metering products and print maintenance solutions.
Anicam anilox qc anilox quality control device and software for 3d inspection and measurement of anilox rolls state of the art 3d scanning technology for todays flexographic printer. Having well defined print targets with tolerances will enable your anilox supplier to recommend the best anilox specification for your particular print conditions. Advanced laser technology, combined with cuttingedge software, allows the user to easily clean ink and coating chemistries of all types. Ceramic anilox rollers and sleeves laser engraving zecher. In addition to the fine tuning of the gtt wave technology, apex has added additional volume options, making the benefits of gtt available to those who historically could not get the correct color on press, giving. Imagine less mottling, pinholing, plugging and dot gain. Gtt is the best anilox product available in the market for achieving the needed consistent inktoplate transfer in hd flexo quality and fixed palette printing. Cell wear is an important consideration, especially as a cells region of greatest volume is at the surface of the roller. Foxit pdf printer this free pdf printer is a great solution if you are looking for a light pdf printer that is just as reliable as more advanced ones. Reduce ink to lowest viscosity consistent with acceptable printability 2. Dont compromise optimise anilox selection for your printing. Do you really know the volume of your anilox rolls.
Apex upgrades gtt anilox technology, introducing gtt 2. Sep 18, 2017 having well defined print targets with tolerances will enable your anilox supplier to recommend the best anilox specification for your particular print conditions. Anilox rollers, cylinders and sleeves for narrow web. The fewer the total number of cells on the cylinder as a whole, the greater the percentage of the volume decrease. It is designed to deliver a precise and consistent amount of ink to the printing plate. Anilox flexographic printing rollers, refurbishing. This type of cell structure has been found to have the most effective inktransfer capabilities. The preferred cell patterns for thick film coatings are trihelicals and quads with 45 degree cell angles. Foxit has recently gained popularity thanks to the fact that it comes loaded with a great deal of features that increase its capability for pdf editing and printing. Ink, anilox roll, doctor blade selection guide new age. The following guidelines for anilox cleaners, cleaning, and storage will help you achieve proper preparation. The printer installs four anilox rolls, selected randomly, pours some ink. Occasionally, customers who may have infrequent need for a given anilox roller, may prefer to keep the roller handy for use, installed in an inner bracket assembly, which may be exchanged with another bracket that is in more frequent use.
We have a deep understanding of the interlinked factors involved, and make constant efforts to ensure that our anilox rollers optimise your printing procedures. Do you know how to quickly convert your anilox rolls linescreen and volume values between metric and imperial unit measurements. The process of engraving anilox rollers consisting of ablating and remelting was described. Technical sheets may not match dilutions, throws solids and wtgallon off. Mar 23, 2017 measuring anilox volume goes back to methods like urmi which, with the correct training, is a very accurate means of measuring volume. Historically, to achieve the required densities, the printers are obliged to adjust the ink, when in. Print to pdf, how to print to a pdf adobe acrobat dc. Any flexo printer, whether using waterbased, solventbased or uv inks, should have a unit like this if they are serious about delivering consistent results to their clients. The sitexco roll cleaning system is the most intelligent, environmentallysafe, and effective way of maintaining your anilox inventory. Lower anilox line counts accommodate higher volumes for solid coverage and coatings. Dont jump through hoops, or from application to application, to get a new pdf. The vastly reduced weight makes it very easy to handle and ideal for multiple roll changes or where hoisting is not present. The ceramic functioning layer provides a basis for the laser engraving of our anilox rollers. Higher line counts are better suited to lower cell volumes.
Its accora glue roll and doctor roll are made from stainless steel and ceramic, respectively, and provide benefits that include glue savings, easy cleanup, faster speeds and. Ceramic anilox rollers and sleeves laser engraving. This helps dramatically, minimising the need for colour adjustments on future repeat runs which is a common factor with poor cleaning and management of anilox libraries. If referred to by volume alone, the anilox roll becomes much easier to understand and its effect on the printed results is not hindered by misconceptions relating line count to print quality. Anilox laser technology have international representatives in over 20 countries. Anicam 3d scanning microscope, anilox qc application and anilox management systemams, the available. With the cdi crystal xps, making flexographic plates finally becomes a coordinated, linear process. Sleeves in variety are pulled over the inbuilt aircylinder from the operator side of the printing deck after quick unfolding of the bearing. Arc focuses on giving its customer a precise and durable roller.