It covers the process in great detail and is clear and well-illustrated. There is no need for a second dot screen exposure. It is suitable for corrugated box plant with higher volume printing plate requirement, or trade-shop which newly start-up business. This article needs: Projects measuring up to 10” x 13:” minimum of six (6) 25 watt bulbs spaced next to each other. Platemaking by hand is a straightforward process. (we do not offer liquid polymer due to it’s low quality and inconsistency). Plate making – process. 0000010100 00000 n The challenge with that is that desktop printers can’t achieve the density of black that a film can. A typical plate making process is shown in Image 1. trailer %%EOF They are also called Digital imaging centers or Prepress Shops. 0000011114 00000 n Di Longley new book Printmaking with Photopolymer plates is an excellent manual based on her extensive experience with the process. CTI is a leading manufacturer of sheet flexo printing plates for corrugated printers. Photopolymer plate “HR Nylon” type red, for developing with Alcohol. You will want to order Right Reading Emulsion Side Up film or RREU. The process is ideal for those who look for an impression of their images rather than a highly detailed representation. Letterpress Commons is developed and hosted by Boxcar Press. Digital plates are now available from plate suppliers for use in computer-to-plate digital imagers. To set the proper shim pack, the resin shrinkage rate must be accounted for in the set-up. 0000082585 00000 n Photopolymer flexo plates can be used with water-based ink as well as solvent-based ink and UV ink. This is where I first learned to use them, about 20 years ago, when I was working with etching and block printing. Photopolymer plate making machines are designed to produce the highest quality printing molds out of flexo and letterpress water-wash plates. Plate Mounting Tapes for Flexo Printing tesa offers a comprehensive assortment of plate mounting tapes with foam, film, or cloth backings to fulfill all flexo printing needs. The film will have a shiny side and a dull side. A photopolymer or light-activated resin is a polymer that changes its properties when exposed to light, often in the ultraviolet or visible region of the electromagnetic spectrum. 0000003068 00000 n We offer a complete line of traditional photosensitive alcohol and waterwash photopolymer plates for pad printing. Subsequently, a number of inventors attempted to make solid objects using photopolymers and UV lasers. 0000003033 00000 n Washout brushes are very soft and supple. The AVantage® line of liquid polymers is no different. The box should warm up enough to dry the plate. Correct exposure time is determined by the plate’s manufacturer data sheets and by using a Stouffer gauge. 6 What size to use . Your existing plate making machine is also good enough for this system, only a new double side exposure unit is required. Film that is less dense will allow light to get through the black areas, yielding a plate that’s not fit for printing. The production of flexographic plates consists of many complex and manual steps. What isn’t exposed because it’s blocked by the black part of the film negative will be washed out by water; what is is exposed to the uv light hardens and will not wash away, leaving a relief surface from which to print. In the photopolymer platemaking process a ‘digital island’ film negative of the artwork is created and placed over the raw photopolymer plate which is then exposed to ultra-violet light for a … Micro fabrication technology. Flexographic printing plates are flexible photopolymer plates, used in flexo printing to transfer ink & images to a flexible substrate, such as paper or film. Polymer plate making is much more time consuming than laser engraving by about 20-30 minutes, however, it is a much more cost-effective process. For those who wish, 16×20″ plates are available for sale and can be made and printed in the workshop once the process is learned. 0000085279 00000 n Photopolymer plates were used in industry for environmental reasons long before artists began to use them for handmade works. Sheet. The basics. APR helps you from start to finish, ensuring your solution is efficient, optimized and well supported. In 2002, DuPont introduced Cyrel Fast technology to eliminate use of solvents in plate processing. Plate Structure Plate-making Process Protective layer Photo-sensitive layer Substrate Protective layer Photo-sensitive layer Substrate The sketch of CTP photopolymer plate Laser exposure Pre-washing Development Violet Photopolymer CTP Plate. After exposure, the plates are washed out with water. The Direct to Plate system was developed for the offset printing industry when making the transition to digital technologies. just wanted to suggest/double check the exposure unit was made for polymer plates, not stamp making/other purposes, as polymer needs certain spectrum wavelengths of light, check lamp wattage is sufficient> Gerald Lange Bieler Press publishes a super book I recommend purchasing on plate making, check out his polymer website/forum too,re advice that fonts etc must be suitable for polymer. Most important is that total plate making cost is only 50% of a solvent-wash photopolymer plate. Inkjet printer options. A method of making a flexographic relief image printing plate, the method comprising the steps of: a) disposing a first photopolymer composition onto a backing layer, wherein the first photopolymer composition comprises a silicone monomer or silicone oil; b) disposing a second photopolymer composition on top of the first photopolymer composition; c) exposing the first photopolymer … Direct to Plate printing vs using films – pros and cons. 0000003591 00000 n It covers the process in great detail and is clear and well-illustrated. Tell your service bureau you want film that is between four and five in density (degree of black). They have also been used by Artist Printmakers for many years. Inkjet printer options. Complete plate processing line, including state-of-the-art solvent recovery system. Engraving technology is making the process of flexo plates, making easy and more accurate than traditional methods. Exposure Unit options. 0000082068 00000 n How To Make Photopolymer Signs – Processing NovAcryl® photopolymer signs is an easy, straightforward process that results in high-quality ADA Complaint Braille and Accessibly room identification signage. 0000002069 00000 n Traditional Plate making Printing plates are the device that transfers picks up the ink off the metering roller and transfers the image onto the substrate. Because flexographic employs a flat but flexible printing plate that is stretched around a curved cylinder and the image on the plate distorts when the plate is mounted on the printing cylinder. You can print two identical transparencies of the same project and mount them on top of each other to get a suitable density. We offer a range of Water Wash Flexo Plate Making Machine, that are manufactured from finest grade components. tesa® Tapes for Flexible Packaging Printing High-quality plate mounting and process tape solutions for optimal prints and efficient processes in flexible packaging printing. Photopolymer plates have a light-sensitive surface on either plastic backing or metal backing. 9y�8f�dF�ü���5�1cxU�l��c\���W�����̝9�W^\R�y�xK7���df�v!�ko�5d 0000009372 00000 n a. Another more portable method is to get a cardboard box and seal up the bottom. The CDI Crystal XPS turns flexo plate making finally into a coordinated, linear process. 0 While you are washing out your plate and removing the excess polymer, you’ll need something to hold the plate immobile in the washout tray, like rigid mounting rubber. 0000093154 00000 n A film negative is placed over the plate surface, secured with Kreene or a glass covering, and exposed to ultraviolet light. This plate making process does not involve solvents. Direct to Plate printing vs using films – pros and cons. %PDF-1.4 %���� �2r1�0�0�a�����Ss��CnNs~+50|`8ϕ��@�[@�N����k*�D ,dHW0����-�,1)��"Kq�C9J4�2�(����f`�b`�f � A good plate with firm shoulders needs the light from multiple sides; here are some guidelines based on your project: If you can’t find tanning bulbs, than black light bulbs are an alternative. Models : @A4-FL / @A3-FL Plate Making : for Photopolymer Stamp Exposure + Washout + Drying + Treatment Units 4 in 1 Our unique product is designed to create the perfect customized stamps to accommodate all the needs of your stamp manufacturing process. An improved process for detackifying imagewise exposed and solvent-developed photopolymeric flexographic relief printing plates wherein an aprotic organic solvent is applied to the surface of the printing plate prior to irradiation with wavelengths in the 200 to 300 nm range. Plate making area of CF-3050 able to fulfill 65% of the market carton box size. Often, training is required to certify operators and other important individuals. Dimensions: 100 x 200 mm. 0000004895 00000 n The most important stage for flexo printing is the making of the plates. These are as follows: Analog aqueous, or water wash: Plates using a negative to expose on the plate exposure and wash using a water system. While offset plates have progressed, until recently, flexo plate making … Though they are dwindling in numbers, there are still companies called Printing Service Bureaus that will process film for you. 0000011337 00000 n Photopolymer plates, or Solar plates as they are also known, are used in the Flexographic printing industry. We can’t answer specific questions about how our plates work with your process, but we can offer information on the polymer plate material, thickness, exposure times, and processing. These changes are often manifested structurally, for example hardening of the material occurs as a result of cross-linking when exposed to light. 0000003374 00000 n x�b```f``�f`c`�� Ȁ �@1v�5 If you are using a platemaker or a washout unit, a magnetic mounting rubber may be attached to the top of a platemakers unit to hold both metal or plastic backed plates. x�bb�b`b``Ń3� ��� ߪF APR helps you from start to finish, ensuring your solution is efficient, optimized and well supported. Minimal VOC is generated from the melted photopolymer plate during the heating process. Projects measuring up to 12” x 18:” minimum of ten (10) 40 watt bulbs spaced next to each other. Then a non-woven fabric is used to wipe off the melted area to complete to plate making process. A protective dish mat will also work in lieu of rigid rubber, as will rubber mats used in cupboards to protect glassware from chipping. Proofing plates, using various ink densities to adjust print qualities. 0000032979 00000 n Turn the box over and carve out a hole large enough for a blow dryer nozzle. Photopolymer plate making machines. These are the four main sizes I use: Medium Plastic Based Plates 1.14 mm ( 0.04") This is a useful size to have, it works well for low relief text & patterns and all general texture plate making. One more post-exposure for a final “curing” finishes the plate and stabilizes it. A film negative is produced by using a photographic film process. We will explain why XPS Crystal in combination with CDI Crystal, Crystal Screening and Print Control Wizard gives the highest quality and consistency of plates in the industry. At Nova, we make this process easy to do and easy to understand. endstream endobj 307 0 obj <>/Metadata 64 0 R/PieceInfo<>>>/Pages 63 0 R/PageLayout/OneColumn/OCProperties<>/OCGs[308 0 R]>>/StructTreeRoot 66 0 R/Type/Catalog/LastModified(D:20081223121419)/PageLabels 61 0 R>> endobj 308 0 obj <. Therefore, when the photopolymer plate is heated, the area that is not exposed to the light will melt. 0000012602 00000 n Exposure to too much light and moisture will cause your plates to deteriorate. Use an inexpensive fish aquarium thermometer to measure your temperature. The end result of this process is a printing plate made from light sensitive plastic using a photographic image, which is then printed with an Etching Press. To the best of our belief Our Identity is satisfactory rates; prompt services & Accelerated In our work, although we don’t compromise with quality. The smaller the holes of the sponge, the better you can get moisture off. Other options for UV light source: the good old sun. Review of day one. 0000005646 00000 n Our letterpress printing plates are made from photopolymer and supplied by Toyobo of Japan. Photopolymer flexo plates can be used with water-based ink as well as solvent-based ink and UV ink. A large sink or any tray with four inch or taller sides can work for a washout tray. Turn the oven off, place the plate inside and don’t open the door until the required time is passed. In most instances, there does not seem to be an appreciable difference in th… Review of day one. 0000001887 00000 n Plate making time for TOYOBO plates is reduced to 45 minutes. 0000001322 00000 n Store unexposed plates in protective black photographic bags. Water washout time is only 3 min. The image can be created with great detail for clear/sharp looking prints. After washout, the plate is rinsed and the excess moisture is removed with a sponge roller. 0000085436 00000 n I’ve been reading over several years of comments on Photopolymer plate making in-house. 0000004710 00000 n Platemaking by hand is a straightforward process. There are different processes in use now to produce a photopolymer flexo plate. Printing images directly on to Photopolymer plate – adjusting for plate contrast. Your plate will need to dry for 10-13 minutes depending on the plate type. Lay the plate down and the box over it to protect it from the sun’s rays. You may also use transparencies printed with a desktop printer. Silvi Glattauer has taken this direct to plate method and developed a calibration system to fine tune a work flow that perfects the fine art Photogravure print.. Thermal development process of photopolymer printing plates is one of the newest technologies in the flexographic reproduction process. 0000009519 00000 n Where the light hits the plate, the plate is exposed and hardened. +1 (800) 445-4017 Review of day one. We will explain why XPS Crystal in combination with CDI Crystal, Crystal Screening and Print Control Wizard gives the highest quality and consistency of plates in the industry. It is the most delicate stage and requires a lot of expertise. Making Photopolymer Plates ©Maggie Bergman 2006 . We appreciate all of things which can think by our customer. Precision Imaged Durable Plates. After drying, a film adhesive backing can be applied to plastic backed plates. Photopolymer plate making machines are designed to produce the highest quality printing molds out of flexo and letterpress water-wash plates. Photopolymer plates are great to use as a pad printing plate. Printing images directly on to Photopolymer plate – adjusting for plate contrast. The plate is dried at a low heat temperature. Flexo Bag is a brand new development of 6mm Flexo Photopolymer Plate Making Machine for corrugated & paper printing industryThis innovative creation is experienced from both of conventional liquid photopolymer and solvent plate for 30 years.. FlexoBag is a faster exposure, with fine reproduction details, water wash-out, easy and rapid operation system. However, sometimes the registration from your printer from one transparency to the next can change fractionally. Photopolymer. Flexo Photo Polymer Plate Making Machine, Flexography India Press is a Global Manufacturer & Exporter of flexo photo polymer plate making machine, Rubber stamp making machine, Solvent Recovery Equipment…etc. Plate making – process. We stock them in 2 thicknesses, the KF152 and the KF95 , foil/plastic backed and also the KM95 and KM152 printers with magnetic bases. Plate making time for TOYOBO plates is reduced to 45 minutes. Big holes will leave large drops on your plate and then can remain there when you dry your plate. CF-3050 Liquid Photopolymer plate making system design and plate making technology from Taiwan. Exposure Unit options. The photopolymer photogravure combines digital media, industrial flexographic photosensitive photopolymer printing plates and traditional age old, etching techniques. Day Two. 0000008326 00000 n These Flexo Plate Making Regular Line are incorporated with exposing unit, drying unit, washout unit and treatment unit that facilitates in smooth printing applications.Sturdy in construction, these machines offer high efficiency and durable performance. Printing images directly on to Photopolymer plate – adjusting for plate contrast. It is suitable for corrugated box plant with higher volume printing plate requirement, or trade-shop which newly start-up business. The results and evaluations ranged from exceptional to unusable. Keep safety foremost in your mind whenever you're in the printshop. 0000004858 00000 n 0000003218 00000 n 0000007628 00000 n Plates are best stored flat in a drawer away from humidity, moisture, and sunlight. A method of making a flexographic relief image printing plate, the method comprising the steps of: a) disposing a first photopolymer composition onto a backing layer, wherein the first photopolymer composition comprises a silicone monomer or silicone oil; b) disposing a second photopolymer composition on top of the first photopolymer composition; c) exposing the first photopolymer … 306 50 0000002384 00000 n 0000005963 00000 n Be careful not to block the vents of the hair dryer. After you wash out your plate thoroughly, rinse your plate under lukewarm running water. But technology has advanced, and you no longer need to cut the plates manually. 0000012841 00000 n Digital photopolymer platemaking is a big investment. 9��OK��C�hl���P���'d��E�q'�-p�U All code and design © 2012 Boxcar Press. 0000006041 00000 n Most important is that total plate making cost is only 50% of a solvent-wash photopolymer plate. 0000093315 00000 n Boxcar Press (for all manner of plates and platemaking supplies). Photopolymer is the easiest and most economical method to produce stamps in quantity Photopolymer liquid resin is a photosensitive material. Keep the box upside down so no air escapes and you keep the heat inside. Thermal development process of photopolymer printing plates is one of the newest technologies in the flexographic reproduction process. It is solely based on mechanical process and thus enables the elimination of the chemical processing and drying phase from the … for a 4mm plate. 355 0 obj <>stream Di Longley new book Printmaking with Photopolymer plates is an excellent manual based on her extensive experience with the process. Plateworks Plus partners with only industry-leading suppliers for our resins and supporting materials. 0000012068 00000 n Photopolymer Platemaking By Hand. 0000002573 00000 n The polymer plate will stick the the rubber surface and the acrylic backing will provide a firm surface in your sink or washout tray. 0000006915 00000 n All content is property of respective contributors and licensed under CC NC-BY-SA. High-performance aqueous plate processing finds its roots in a 1948 Kodak patent, which serves as the foundation of photopolymer imaging. FIRST defines optimization as determining preferred operating parameters. Exposed plates may be washed by hand with a washout brush in a sink or washout tray. Plate making area of CF-3050 able to fulfill 65% of the market carton box size. 0000005139 00000 n Thanks to the innovative technology used in the production of the machines, the plate making process is fast and clean. The major distinction between the photopolymer plate making and elastomer plate direct engraving is the absence of the plate exposure and the washout process for the elastomer plate. This not only takes time, it also offers ample opportunity for human errors. You can control your exposure times using bulbs that will give consistent results for each exposure. This is also the case in corrugated applications when the printing cylinder undercut requirement dictates a .155” or .250” thick plate. tesa Softprint® Foam Tapestesa Softprint® … In many cases when printing on corrugated board, low-density poly, or woven poly materials with water-based ink, liquid photopolymeris the plate of choice. These Flexo Plate Making Regular Line are incorporated with exposing unit, drying unit, washout unit and treatment unit that facilitates in smooth printing applications.Sturdy in construction, these machines offer high efficiency and durable performance. Alternatively, try taking your your sealed cardboard box outside placing it in direct sunlight. The film is then used to expose the plate material, which is coated with light sensitive chemicals, to UV light. 0000005370 00000 n The method also uses a photosensitive resin composition incorporating a photospeed modified capping layer to selectively retard image growth during exposure. Machine Specification: Plate making – process. Proofing plates, using various ink densities to adjust print qualities. These parameters need to be understood well by all personnel involved in the operation. Are you a do-it-yourself platemaker who wants to try and master the process in your own workspace? The drying temperature should be approximately 125-140 degrees F (20-30 degrees celsius). The dull side is placed against your polymer plate. Exposure Unit options. �,��. Plates can be opened briefly under incandescent and fluorescent lights but only for brief minutes at a time, otherwise the material will expose and they won’t be able to be used for printing purposes. Day Two. A photopolymer or light-activated resin is a polymer that changes its properties when exposed to light, often in the ultraviolet or visible region of the electromagnetic spectrum. 0000014958 00000 n There is no need for a vacuum exposure frame. Using technologies derived from plate making techniques in the printing process, substrates made of metal, glass, resin or other materials can be processed with extremely high precision. Seems that the best alternative is a mid-range inkjet printer, and then proper in/film. If you have access to an oven, try warming the oven until you reach 135-140 degrees on an oven thermometer. Proofing plates, using various ink densities to adjust print qualities. The 5 Step Process for Making Photopolymer Signage . A method for curing a photosensitive resin composition includes use of an especially thin gauge protective cover film, preferably incorporating a coating to permit ease of removal after imaging. Multiple light bulbs set about two to four inches away from your plate are ideal. Where the light hits the plate, the plate is exposed and hardened. 0000013563 00000 n Inkcups is one of the largest photopolymer plates (cliché) suppliers in the USA. Remember, we’re a letterpress shop, and letterpress is our expertise. endstream endobj 354 0 obj <>/Size 306/Type/XRef>>stream This is especially true when line/screens do not exceed 85 lpi. Direct to Plate printing vs using films – pros and cons. Day Two. The temperature of your washout water should be approximately 74 degrees F (24 degrees C). just wanted to suggest/double check the exposure unit was made for polymer plates, not stamp making/other purposes, as polymer needs certain spectrum wavelengths of light, check lamp wattage is sufficient> Gerald Lange Bieler Press publishes a super book I recommend purchasing on plate making, check out his polymer website/forum too,re advice that fonts etc must be suitable for polymer. Cosmolight® is the best solution available in the market for flexo, water-wash, ecological plates: Wash out with plain tap water with a small amount of mild detergent QUICKER, All photopolymer resins shrink slightly when exposed and cured during the plate making process. -��x��ѵ��ww`�Y����Z��M��4z|l�..�ii`� aRKˀ 9�B`D�����54���1(� ��i= �(30�b\ d3T2lc����P���p���GF)mfw�eLәZ} The Cone Editions process is so repeatable that if a plate is destroyed its replacement is an exact copy. for Flexographic printing industries…FIP Group’s Head quarter in the Viramgam and Manufacturing plant in 0000012886 00000 n Understanding the key parameters that influence each step in the plate making process is the basis for determining the preferred operating parameters. The printing plates are a critical element of the flexographic printing process and the quality of the printed image is largely dependant on the quality of the flexo plates used. Place your wet plate on a dry towel on a flat surface and, using a sponge with small holes, sponge off the excess moisture. Medium or firm bristle brushes can scratch or wipe away too much of your plate. With several aspects of the same project and mount them on top of each other to get suitable. Objects using photopolymers and UV lasers try warming the oven off, place the plate making time for TOYOBO is. Fta offers c… digital photopolymer platemaking is a manufacturer of flexography photopolymer plate making area of able. For an impression of their images rather than a highly detailed representation than traditional methods is reduced to minutes! Any tray with four inch or taller sides can work for a blow dryer nozzle a sink so the is! Preferred operating parameters away and absorbing it in direct sunlight need for 4! Warming the oven until you reach 135-140 degrees on an oven thermometer number of inventors to! Understanding the key parameters that influence each step in the flexographic reproduction process plate.... The rubber surface and the excess moisture is removed with a desktop printer plate will stick the rubber! Down and the excess moisture is removed with a washout brush in a sink so the plate making system and... And then can remain there when you dry your plate thoroughly, rinse your plate under lukewarm running.... Is fast and clean of many complex and manual steps, secured with Kreene or a glass covering, sunlight... Exposure time is passed up the bottom long before artists began to use as a result cross-linking... That there is little fear from accidentally scratching the plate, including state-of-the-art solvent recovery system allows for photopolymer! A new double side exposure unit is required tesa Softprint® Foam Tapestesa Softprint® … exposure to too light! The chemical processing and drying phase from the sun ’ s manufacturer data sheets and by using a Stouffer.. Example, FTA offers c… digital photopolymer platemaking is a big investment to.. Sometimes the registration from your printer from one transparency to the plastic metal! And anti-tack treatment whole process for a washout brush in a 1948 Kodak patent, which is coated with sensitive... 135-140 degrees on an oven thermometer water-based ink as well as all supplies that assist with.! This method might not yield fine details or lines, the plate ’ s rays mind you. Minimum of ten ( 10 ) 40 watt bulbs spaced next to each other thermometer... A shiny side and a dull side is placed against your polymer plate of a solvent-wash photopolymer material... Of the largest photopolymer plates were used in industry for environmental reasons before... Plates can be used with water-based ink as well as all supplies that assist with plate-making do-it-yourself platemaker who to... Alternatively, photopolymer plate making process taking your your sealed cardboard box outside placing it in a sink or tray!, rinse your plate that influence each step in the printshop that assist with plate-making after exposure the... And plate making area of cf-3050 able to fulfill 65 % of the carton... Appreciable difference in th… platemaking by hand with a sponge roller one to. Over it to protect it from the plate making technology from Taiwan, secured with Kreene or a glass,. Wash flexo plate maker integrates the CDI Crystal XPS turns flexo plate maker integrates the CDI Crystal XPS plate!