Because of this, companies expect the color and printed image of their products to be unfalteringly accurate. Printed minimum text size varies on color (6, 5 or even 4 pt), while for invert text up to 8 pt bold is recommended (e.g. These plates are attached to cylinders, and then inked by a roll that carries low-viscosity inks onto the plate which then transfers it onto the substrate. By mastering ink film thickness, honing in on anilox roll maintenance, and getting suppliers involved, your ability to be successful will increase. November 21, 2016. Today, flexographic printing is known across the world as one of the most affordable high-quality printing processes available, and it has environmental advantages to boot. Knowing your individual process is the best way to achieve that goal for your customer. 1. A&V’s Tech Tips cover a range of subjects including best practices for flexo plate mounting, plate making, and printing. Flexographic printing is a printing method that allows the printer to print on flexible substrates because the process uses flexible—rather than traditional rigid—raised-imaged printing plates. Furthermore, if cleaning anilox rolls is a challenge, keeping the depth to opening ratio below 40% will make rolls easier to maintain. From flexo to digital label printing: testimonials, pitfalls & tips. However, chemicals are never entirely … With new models being added regularly, … Packaging Gravure Printing Problems and their Solutions On the following pages, you will find the information on the most common packaging gravure pressroom problems, how to recognize them, their causes and how to correct them. Flexo Printing Application Specialist, Fabio Rocha, explains how using, handling, and storage best practices are essential for plates that can be re-used time and time again, delivering efficiencies and savings. How can a 2.6 volume produce almost identical results when compared to a 2.3 volume? In other words, at a given line screen count, the deeper a cell gets, the percentage of ink transferred to the plate reduces. It can basically be used on packaging like milk cartons, beverage containers, food … Now, i want to share tips in choosing doctor blade for UV Flexo Machine. The outcome would be an exact increase in color strength of 10%. Printing a flexo colour or varnish is also possible with the … Most average label users don’t know much about the label printing process. In flexographic printing, there are many variables at work that need to be holistically addressed to ensure process optimisation. Dirty printing refers to spots, hickeys, speckles on the substrate and can be caused by different situations. If you are running a solid black, on the same plate as a halftone process image, and need to achieve a strong density, add the solid image area to your cyan plate. Again, the ratio of extender to alcohol is arrived at by trial-and-error. Products per page. If this roll was used and found to be 10% light in color density, it would require a 4.4 volume to increase the color by 10%. Flexography India Press is a Leading manufacturer of high Quality Digital Flexo ctp Plate Making Equipment, Flexo Printing Machine Equipment, Flexo Printing Machine manufacturer in India, Sri Lanka, USA, Quechua, South Africa, Ghana, Tanzania, The United Arab Emirates. The cell walls form more consistently and produce engravings that will last longer, print more consistently, and be more resistant to damage. In order to find that sweet spot in the amount of ink transferred to the substrate, a few things must be addressed. ), and this results in quicker production times, higher throughput, and lower costs. In a flexo workflow, spectrophotometers can be used to quality check proofs and press output as well as to calibrate the proofer and press. items found Application fields flexible packaging wine and sparkling capsules sleeves ... Special paper for cigarette tips Solvent-based Compliance with German Tobacco Regulation Compare Remember. The first is soda blasting, which can be used in-press to restore volume to top specifications. Printing. However, despite the fact that many of the ink companies have dropped their viscosities for UV inks the phenomenon of UV ink spitting still persists. Flexographic printing, also known as “surface printing,” is a relief printing method involving plates made from polymer or flexible rubber and an inking system that uses quick-drying inks. Flexo 24 wants to share them with you to be the best ally of your productivity. The ability to keep an anilox roll inventory completely clean is the best way to print consistently and to reduce downtime. How shallow or deep the cells on the anilox rolls are can be quantified by its depth to opening ratio. If you need help choosing the best spectro for your needs , check out our recent post on that topic. A. M. Ramp & Co. GmbH Lorsbacher Straße 28 65817 Eppstein/Taunus. Today's flexo printers have to accommodate a broad range ink types, processing methods and substrates, and frequently have to compete with gravure and offset quality. In addition, with today’s plate technologies utilizing supported dots, it may not be required to print with as high of a line screen count on the anilox roll as one might think. • Use low-wax or wax-free topcoats. Above table is a guidace for choosing appropiate Doctor Blade Thickness for each anilox line screen, why we should consider this? Using CTP – Computer to Plate – technology, a plate can be ready shortly after sending the image from the reprographic program. 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