Design Manual Contents Introduction Package Types This design manual will provide you with valuable information to Tetra Recart® 1 assist you in producing predictable print results for the package Tetra Fino® 1 you are designing. The group wants to help you get the ® Tetra Rex 1 ® most out of your design work. We aim to do this by providing you Tetra Gemina 2 ® Tetra Wedge 2 with the recommendations and specifications in this guide. ® Tetra Prisma 2 This guide will also help you understand the important ® Tetra Brik 3 ® differences between common commercial and the Tetra Top 3 ® specialist printing of the packaging industry. Tetra Classic 3 ® Tetra Evero 4 Your required specification is just three steps away. Print Process 1. pack type Tetra Pak ® Sharp and Flexo Line 5 2. printing process Tetra Pak ® Select 6 3. board type = specification Material Uncoated 7 Coated Paperboard 7 “Why are these guidelines Metallised Paperboard 7 Inks 8 important?” Selection These guidelines provide you with vital information that may Package Type 9 impact your design work. The manual describes consequences Print Process a that you would like to avoid or at least be made aware of. In the Paperboard b following pages, you will find information and recommendations Confirmation c customized for the type of Tetra Pak package you are intending Information & Specification to design. This guide provides you with technical information and Technical Drawing & Specification d Inks Colours i specifications needed to create a Tetra Pak package design. Line Thickness i If you want information about package design from a creative Text Size ii and promotional point of view please contact your local Tetra Pak Contour Lines iii Market Company for further assistance. Barcode iii Minimum Dot iv Keylines 10 Design Submission 11 Glossary 12-13

Information & Skip to Product Selector Package Types

Specification i Information: Package Types

Tetra Recart® Tetra Fino® Tetra Rex®

The 21st century alternative for canned food Pure simplicity Peak freshness The Tetra Recart® package is specially designed for products you would The Tetra Fino® Aseptic package attracts families that are looking for a low-cost The Tetra Rex® package is renowned for its consumer appeal, ease of distribution, traditionally pack in cans, and pouches. It's the world’s first retortable package that guarantees them product safety. The package is specially designed practicality and versatility. It's been around since the sixties, and some -based processing and packaging system designed for shelf-stable food to pack all kinds of (including soy, buffalo, recombined and ), 200,000,000,000 packages later, we've gained extensive experience and products with particles of almost any size. With Tetra Recart® package, juices and teas. The Tetra Fino® Aseptic package is a combination of multi-layered knowledge in fine-tuning the world’s most popular and widespread carton food products, such as beans, vegetables, tomatoes, soups and sauces, can packaging material and a sealing system based on hot air induction. The package package, so you can. The Tetra Rex® package is the perfect choice for packing be sterilised inside the carton package, which makes them shelf stable up to can withstand tough conditions for a long time while it is being handled pasteurised milk and juice products for chilled distribution. It offers you flexibility, 24 months. and stored. The smaller portion packages are also available with a straw opening, economy, efficiency and reliability in a blank-fed solution that lets you shift so consumers can choose to drink directly from them. This makes it easy for you to volumes in seconds. Avalible in a rage of different bottom configurations and Advantages introduce on-the-go consumption to new markets, increasing your brand visibility. shapes. Add a custom coloured cap, print in one of three different methods and • Eye catching package with excellent brand building opportunities by let the package shine on the shelf. Advantages printing on the whole package. Advantages • The compact shape ensures outstanding logistical performance from • Aseptic carton package guarantees product safety and hygiene. production to consumption. • Proven protection at its simplest delivering product quality everywhere. • Consumer-convenient. • Makes distribution and shelf space efficient. Square packages are • Ambient distribution extends geographic reach. • Flexible. easily aligned on the shelf for a greater brand impact. • Long eliminates stock shortages. • Easy to operate. Their lower weight makes daily handling easier. • Reduced waste. • A light weight, easy to store, safe to open (no tools required), and easy to dispose of carton that consumers love. • Based on renewable resources for and minimal environmental impact.

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1 Information: Package Types

Tetra Gemina® Tetra Wedge® Tetra Prisma®

The new cool performer In Shape for More Activate your senses 360° The Tetra Gemina® Aseptic package is the world’s first roll-fed gable top Tetra Wedge® Aseptic is a trendy, cheeky package that sells. Kids of all ages The Tetra Prisma® Aseptic package combines attractive looks with great versatility, package for full aseptic performance for juice and milk. It was, and still is, are drawn to its individual character. Distinctive and highly visible on the shelves, making it ideal for all sorts of consumer situations. It has a rich, original image that simply evolutionary. Consumers like the Tetra Gemina® Aseptic package for it attracts attention and provides you with a great billboard for promoting modern consumers find appealing. The package is ideal for high quality fruit its modern and eye-catching looks. It combines the convenience, safety your brand. It is durable, lightweight and cost-effective to produce. And, being an juices, tasty flavoured , enriched and cultured milks, iced teas, organic and nutritional benefits of aseptic packaging with great functionality and a aseptic package, the Tetra Wedge® Aseptic enjoys a long shelf life without products or lactose reduced milks. The Tetra Prisma® Aseptic package is your way fresh image. preservatives or refrigeration, leading to broad distribution range. Choose Tetra of offering a premium carton package with a unique, eye catching shape and Wedge® Aseptic for packaging nutritious, wholesome liquid foods like flavoured excellent pouring and gripping features. The Tetra Prisma® Aseptic package can Advantages and cultured milk, drinkable yoghurts, juices and nectars or soy-based drinks. be printed with a metallised effect to give it even more shelf appeal. • Consumer-convenient. Advantages Advantages • Exceptional functionality. • No refrigerated distribution. • Appealing shape that conveys a fun attitude. • Easy to pour, easy to drink from. • Convenient for children to hold and drink from. • New design possibilities. • Aseptic carton package guarantees product quality, long shelf life • Packaging material with metallised effect. and reduces waste. • Brings out the best in its contents. • Unique package shape aids product differentiation, attracting • New printing options. attention on the shelf. • Durable package that keeps the product safe and looking good. • Large front panel for better branding.

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2 Information: Package Types

Tetra Brik® Tetra Top® Tetra Classic®

Simply smart Beyond the ordinary Affordable fun Tetra Brik® Aseptic is the best selling range of carton packages for liquid The Tetra Top® family of packages adds the perfect blend of carton sleeve to a The unique shape of Tetra Classic® Aseptic packages delights young consumers. foods ever. When introduced, it revolutionized the liquid food industry forever not plastic to bring the best of both worlds. Available in a range of shapes and It has a distinctive personality that stands out from the packaging crowd. only due to its shape, the most efficient to stack and store, but also because it was sizes, it provides high shelf impact, space efficiency and consumer convenience. Contents need no preservatives, yet stay fresh and tasty up to twelve months the first package to allow milk and juice to be distributed without the need of The packages are easy to stack and easy to dispose of – just fold them flat and without refrigeration. It has a familiar, characteristic shape, and a surface that lends refrigeration, additives or preservatives, whilst protecting the packed products' recycle them. The carton sleeve is 100% printable, carrying your message right to itself to colourful, eye-catching designs. The Tetra Classic® package is suitable for nutritional value. Today, it continues to thrive on offering producers and the consumer. You can easily produce in a wide range of styles, colours, sizes juice drinks, milk, ice-lollies, ice-teas and viscose products. Thanks to its manufacturers this extremely simple and cost-efficient way of reaching consumers, and functions for any type of consumption. The Tetra Top® family has become the tetrahedron shape, the package uses a minimum of material that brings you both no matter the distance. Tetra Brik® Aseptic and for chilled products Tetra natural choice for consumers in around 50 countries worldwide. This flexible economic and environmental advantages. It gives you 100% printing possibilities Brik® packages provide five flat visible panels that can all include messaging, a system is compatible with high acid ambient still drinks, it is also the perfect for and has an appealing, photographic, quality design. You can also include a straw variety of printing options, an extremely wide variety of sizes and closures are chilled products offering a shelf-life up to 6 months. The Tetra Top® family range is hole opening and one of many different straw types. available making it suitable for a very wide range of milk and juice-based products as also available with a one-step-opening for extra convenience. well as other types of beverages. Advantages

We say that the Tetra Brik® brand is smart for the planet, has a smart shape, is Advantages • Fun and unique shape that appeals to choosy consumers. smart for people, smart to configure, smart to produce and last but certainly not • Value-adding. • Convenient, easy to-drink-from package that keeps its nutritional value. least, is smart to promote. • Consumer-convenient. • Unique package shape that attracts consumers. • Powerful product image.. • Aseptic packaging reduces storage and distribution costs. • High shelf appeal. • Single serve package promoting impulse purchase. • Recloseable. • Low investment cost, high quality packaging solution. • Enhanced design possibilities. • High speed filling machine for efficient production. • Ambient distribution for expanded market coverage.

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3 Information: Package Types

Tetra Evero® Volumes & Openings

Designed for life Configurations

Tetra Evero® Aseptic is the first ever aseptic carton for white milk to hit Many package types are available in different volumes and opening configurations. the shelves — standing out with exceptional consumer handling and appeal. For further information please contact your local Tetra Pak Market company. It combines the easy handling and pouring of a bottle with the environmental advantages of a carton. And the smart, safe one-step opening with two-step safety keeps what’s inside fresh and safe. Consumers find it easier to open, hold and pour from than other , according to independent research.

Designed for milk

The Tetra Evero® Aseptic is aimed at the ambient white milk market, including milk enriched with calcium, proteins, fibres (inulin), vitamins A and D and minerals.

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4 Design Parameters by Process

Flexography Tetra Pak ® Sharp Print unit and inking system Flexo printing was developed in the 20th century. The image area is raised from • Spot colors can be used as single color (screened or solid) The heart of the flexographic printing process is the inking system. the printing plate, making flexo a relief printing process. • Spot colors may not be mixed with any other spot color or process colors. The most commonly used is the chambered doctor blade ink metering system. From front to back, the system consists of an enclosed doctor blade chamber, The printing press setup is configured to support process color anilox roll, plate cylinder and impression cylinder. The most important part of printing:"Four print units are prepared for process color printing (CMYK). The anilox screen ruling combined with the CLC substrate allows the inking system is the anilox roll. The surface of every anilox roll is laser high quality printing (according to specification). In addition to the four engraved with a pattern of tiny cells, so small that they can only be seen under process colors (CMYK) spot colors can be used to reproduce colors magnification. The size and number of these cells determine how much ink will outside of the CMYK gamut. be delivered to the image areas of the plate, and ultimately to the substrate.

Flexo printing plates

The key component of the plate is the raised image area carrying the image to be printed. Unlike printing plates used in other printing methods, substrate flexo plates are resilient and displaceable.

impression cylinder Print Quality

Tetra Pak ® Sharp and Flexo line is using the same printing method, flexography. These are simply 2 different quality levels of printing. Tetra Pak ® Select is the edge of Flexography technology offering plate cylinder another level of design freedom. Flexo Line • All colors used are considered Spot Colors. anilox roll If CMYK are used they are treated as spot colors and NOT as process colors. doctor blade • Maximum 2 colors can be overprinted (only one of them may be screened). ink tray Flexo line printing demands high ink coverage, therefore requiring anilox rolls with high ink volume and low screen ruling. This combination gives The plates are in most cases attached high dot gain and limits the screen ruling, impacting the printing result. to the plate cylinder with double-sided

Using process colors to create photographic images is not possible in tape called “sticky back” which

Flexo line. may be of a solid vinyl or cushion type.

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5 Design Parameters by Process

Tetra Pak ® Select Tetra Pak ® Select Process Print unit and inking system Tetra Pak ® Select is the edge of Flexography technology offering another Tetra Pak ® Select utilises Hybrid screening, the benefits of this include the The heart of the flexographic printing process is the inking system. level of design freedom. Ability to mix special and process colours support of dots that can fade from 4.3% down to 0.4%, the Hybrid screening The most commonly used is the chambered doctor blade ink metering system. combined together with smooth fading possibilities, takes Tetra Pak ® Select uses a circular dot structure which randomly removes dots from the gradation From front to back, the system consists of an enclosed doctor blade chamber, to the premium level of printing among the Tetra Pak portfolio. in a uniformed manner.This allows for greater stability when printing and anilox roll, plate cylinder and impression cylinder. The most important part of This product offers satisfactory appeal comparing to other technologies such clean highlights with edges that simply out perform Standard Flexographic the inking system is the anilox roll. The surface of every anilox roll is laser as Offset & Roto. Its capabilities enhance customer branding and results. engraved with a pattern of tiny cells, so small that they can only be seen under strengthen communication to consumers. Standard Flexo Tetra Pak ® Select magnification. The size and number of these cells determine how much ink will be delivered to the image areas of the plate, and ultimately to the substrate. Key Benefits of Tetra Pak ® Select

• Ability to mix process and spot colours • Advantage of a larger colour Gamut compared to standard flexography • Excellent Quality of Select technology enables more freedom with designs • Greater Density enabling more bold and vibrant premium designs substrate • Photo realism within images • Improved minimum tolerances of first printed dot, font size and line width Here we can see an example of Standard Flexo in comparison to a Tetra Pak ® impression cylinder Select result. We can see that the highlights are much cleaner and brighter, ® Process Colours Only also the shadow fades smoothly away by utilising the Tetra Pak Select hybrid screen. Standard Flexo Tetra Pak ® Select plate cylinder

Mix of process and spot colour

anilox roll

doctor blade

ink tray

The example shows Standard Flexo were the dot size of light tones needs to be stopped due to technically constraints, limiting the reproduction of highlights and fadings. In Tetra Pak ® Select, hybrid screening technology is used to create a smoother transition with a result comparable to photographic image.

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6 Design Parameters by Paperboard

Uncoated Coated Metallised

Paperboard Paperboard Paperboard

The rather coarse surface of the uncoated paperboard gives a high level are coated by special machines in the mill to improve Metallised board is a laminate of paperboard and a metallic film, the film is of ink absorption and does not allow for high print resolution (screen the surface gloss, lustre, whiteness and printability. The ink absorbtion is applied in Tetra Pak production before printing, it can be used to give the ruling lines per inch, lpi). The minimum printed dot will be rather reduced compaired with uncoated paper hence the dot gain is less, this product a metallic appearance. The colour of ink printed on board will look large, and clearly visible to the naked eye. This makes uncoated will allow photographic printing. quite different when printed on metallic film., therefore a white ink is required. paperboard unsuitable for photographic printing. White is printed first and other inks on top of it. Areas of the design where the Coated paperboard is used when printed with Tetra Pak® Sharp, Flexo line metallic effect is meant to shine through the ink should be clearly marked. Uncoated paperboard is used with Flexo line. and Tetra Pak® Select. Normally chosen for premium products.

Metallised paperboard is used with Tetra Pak® Sharp.

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7 Materials: Ink

Tetra Pak Inks

Components Legal and Health Pantone colours

Important components of ink are the binder and the pigment. The binder The food industry and its suppliers (e.g. Tetra Pak) are subject to legal The Pantone guide is created using a different kind of inks and a different kind acts as the carrier of the pigment and the pigment acts as the colorant. restrictions regarding hygiene and health. Before Tetra Pak can use any ink, the of paper then what can be used by Tetra Pak. Hence there are some colours in Direct sunlight and high humidity can have an erosive effect on pigments, complete ink recipe has to be approved in accordance with national and the Pantone book that not can be perfectly matched. Tetra Pak have in causing the colour to become pale. Fluorescence inks are particularly sensitive international statutory specifications. partnership with Pantone created ColourSafe which is certified by Pantone to to this, which is one of the reasons why Fluorescence ink is not used in the Pigments containing heavy metals or pigments based on fanal chemistry give the best possible match to the Pantone book using pigments suitable for packaging industry. (e.g. Pantone Reflex Blue) are examples of pigments that cannot be used within liquid . Tetra Pak production. Different Pantone colours will have different resistance to Sunlight. To assist customers in avoiding colours being at high risk for fading in of direct sunlight exposure, Tetra Pak have created a indicative list where all colours in the Pantone coated guide are rated for its resistance to light.

Environmental sound

The absolute majority of the inks used by Tetra Pak are water based. Water based inks are considered to have less environmental impact than solvent based inks due to lower emissions of Volatile Organic Compounds (VOC).

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8 Begin your selection...

Tetra Recart® Tetra Fino® Tetra Rex® Tetra Gemina® Tetra Wedge® Tetra Prisma® Tetra Brik® Tetra Top® Tetra Classic® Tetra Evero®

Your required specification. Please click the Trademark to select the package type. 1. pack type For information on each type please click on the... Select Your 2. printing process Pack Type 3. board type = specification

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9 Keylines, Backmatching & Continuous Design

Keylines Backmatching Continuous Design ® ® Keylines (die cuts) for all Tetra Pak package types and volumes are available Tetra Pak packages are divided by a longitudinal seal, most commonly placed Tetra Fino and Tetra Classic continuous design require specific attention. in digital form. Keylines are not dependent on paperboard or print method. on the rear of the package. The match between the left and right part where When you design for these packages you will need to repeat the design They are best used in Adobe Illustrator where the keyline presentation benefits they are joined together needs your attention. elements more than once on your delivered AW keyline. This is necessary in from the Adobe Illustrator layer function. order to always ensure a full design element on each individual package Backmatching principle: after filling. For more information please contact your Tetra Pak Market Company. A keyline is a drawing showing:

• Package dimensions • Keyline • Design area 1 1 Sealing zone • Area free from design • Keyline notes 2 • Opening areas 3 2 Left panel overlap • Mask into sealing zone

• Background 3 Left panel package limit (slitting line)

4 Right panel package limit (slittingline) Main users of keylines are: 5 Right panel overlap into sealing • Tetra Pak Customer advertising agencies 4 zone of adjacent package • Tetra Pak Design and Prepress Department 5 • Repro and plate suppliers 6 Right panel matching line 6 Left panel matching line Note! The keyline must not be edited. On opening the digital keyline in Adobe 7 7 Illustrator you will notice that it’s built up in four layers; 1. Keyline, 2. Keyline notes, 3. Mask and 4. Background (you simply drag them into place if they are not in that order). We recommend that you build up your design, starting with the Background layer and that you keep Background and your additional layers located below the Avoid putting small text in the overlap area due to mismatch possibilities. Mask and Keyline layers. Most of the package area on a Tetra Pak package is available for designing purpose. Only some areas where the package is folded and sealed are not available. The Mask layer already masks off areas that are not available for design, text and symbols. We suggest that you delete the Keyline notes layer prior to final saving of the file. In the base of the Keyline, print marks, register marks etc. and also the Tetra Pak logotype will be added in the prepress operation.

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10 Preflight & Design Submission

Preflight Preflighting tools Software Applications You can preflight manually checking all the parameters listed or you can use Preflighting, a term borrowed from the checklist procedures used by pilots The preffered software applications are Adobe Illustrator and Photoshop preflighting software that will check the document and collect the required files before take off, is a way of ensuring that your digital files will output correctly. for you. Tetra Pak is developing tools and recommendations for preflighting. Preflightling is away to discover problems before they occur so working hours, Please contact your Market Company for the latest information. Adobe Illustrator (to produce the main design document). equipment and materials are not wasted. The process discovers incomplete or missing digital files, improper image resolution and fonts before sending it Design submission Adobe Photoshop (images should be layered PSD format). further in the design production chain. Supply the assignment in a neat logical order, with all relevant elements in their respective

folders. The main document, together with linked images, should be put in one folder. We also accept Freehand and Corel Draw files but please be aware that there Preflighting Tetra Pak designs Fonts used for the design are to be put in another folder. Please contact your market may be issues and delays in the process.

Preflighting the design and its elements is in your own interest. If you follow our company for information on the type of media on which they would like to receive your instructions the design process will run smoothly and the number of design (most common is DVD), many also offer the possibility to submit them design files Freehand (to produce the main design document). unexpected problems will be minimised. through FTP or other means of digital transfer. If you use FTP please compress the files into There are a few main Preflighting issues that we wish to draw your attention to: one archive (.zip and .sit) before sending it as this is more secure and will take less time. Corel Draw (to produce the main design document). • The correct keyline must be applied to the artwork, if the keyline is wrong then potentially the whole job could be wrong. In the last decades, the world of design creation have changed dramatically. PDF files • You should always use an object-oriented software such as Adobe Illustrator Speed to market is more crucial than ever before. To support you we bring you For reprographic quality control we request an approved artwork PDF to produce the main design document. Never produce the entire design in e-asyDesign! Our aim is to enable you, as our customer, to be even more used for content and positional comparison of the final repro file. We also a pixel based software such as Adobe Photoshop. competitive in an ever increasing market place. e-asyDesign functionality includes: request a PDF created to the Tetra Pak specifications, this will be used • Photographic images should be layered (PSD format) and always be linked to within our automated Preflight system. the main document (e.g. Illustrator) and never embedded. • Designs available on-line, 24 / 7 / 365 Please click here for the Tetra Pak PDF specification. • If your design contains photographic images, the required resolution is • Search and preview designs. 300ppi to ensure the optimum quality in print. Please note if you scale • Track and trace the progress, anytime, anywhere Colour Target images inside Illustrator it will effect the resolution. • Order new designs and modifications, in real-time 300ppi placed at 200% will result in a 150ppi image. • Upload and download files A colour target will also be required, at the reprographic stage images are • You should always supply all the fonts used in the design. If you are using • Communication tools involving all stakeholders retouched and tailored for the print process. A customer signed colour Post-Script type one fonts, make sure that you send both the printer font and screen • Compare design versions and verify changes target is vital at this stage. fonts for each typeface used. Remember to also supply fonts used in EPS files. • Online approval • Please include a PDF of the design and a document with instructions regarding To create an e-asyDesign portal please contact your Tetra Pak representative. Click Here for a typefaces used, objects and colours (in accordance with the PMS guide). Design Submission Checklist Home Keylines Glossary

11 Glossary

Anilox roll Colour gamut Font An engraved ink-metering roll used in flexo presses to provide a controlled film of The range of colours that can be reproduced using a certain process. For In electronic publishing, the data files that supply the graphic information used ink to the printing plates that print the substrate. The ink film is affected by the example, the colour gamut of an RGB monitor is much broader than that of to create certain type style on the screen and for output. CMYK inks on paper. number of cells per linear inch and volume of the individual cells in the engraving. Grey levels Aseptic packaging Contour line Discrete tonal steps in a continuous tone image, inherent to digital data. Aseptic packaging means that the product is rapidly heated and chilled by ultra A line around design elements can appear as an effect of necessary trapping Most continuous tone images contain 256 grey levels for each colour (8 bits). high temperature treatment, after which it is packaged under sterile conditions (spread and choke). In such cases this has a secondary colour effect. As an Halftone screening in sterilised packages.The heat treatment is performed in a couple of seconds alternative, a line in a single colour can be applied around the design The process of creating the halftone representation of continuous tone information. to ensure that the product retains its quality. Aseptic packaging keeps the element.The thickness of this contour line should be at least twice the trap width. This process breaks up the image into dots of different sizes. Electronic imaging product fresh for a long time without refrigeration. devices render each halftone dot as a cell containing a number of pixels, Dotgain forming a specific dot shape. The more pixels are turned on, the darker the dot Bit An unavoidable increase in the size of halftone dots as they pass through the A binary digit, the smallest information entity. It is expressed as1or 0, meaning cell appears. stages of platemaking and printing. Dotgain varies according to the on or off, yes or no, positive or negative, something or nothing. characteristics of the press, ink, and substrate used. If dotgain is not accounted Hybrid Screening Bitmap for during the creating of colour separations and proofs, unexpected colour Select uses hybrid screening technology combining AM screening in the A computerized image consisting of dots. Images are ‘‘mapped’’ directly from shifts or loss of detail will occur on the press. mid-tones and FM screening in the highlights (and optionally, in the shadows). corresponding bits in memory, whereby each dot is represented by a binary These screens can simply be applied to improve the smoothness of your digit (bit) that is ‘‘on’’ (1) or ‘‘off’’ (0). EPS flexo highlights Encapsulated PostScript. A standard file format for a drawing, image or Chambered doctor blade complete page layout, allowing it to be placed into other documents. It is used LPI On a flexographic press, a cartridge designed to supply ink to the anilox roll in Lines Per Inch. The number of dots per linear inch in a halftone screen. Dot size to transfer PostScript image information from one program to another. EPS files an enclosed area. Ink is pumped into and circulated through the cartridge that varies from very small highlight dots to large shadow dots. More lines per inch normally include a low resolution screen preview. is positioned on the anilox roll. Two thin strips of metal or (doctor increase resolution details and dotgain. Could also be specified as blades) are in direct contact with the anilox roll. One of the blades contains the Flexo Line Lines Per Centimetre. Flexo line, as the name indicates, is used for line printing ink within the cartridge; the other blade contains and meters the ink from the Minimum printed dot non-cell areas of the anilox. When using a dual doctor ink chamber, the fountain (i.e. solid areas of colour or gradients of individual colours). The smallest dot size a press is capable of reproducing, usually determined by roll can be eliminated. press characterization data. Flexography Coated paperboard Misregister A printing process that uses rubber or photopolymer plates and fast-drying inks Papers are coated to improve surface gloss, lustre, whiteness and printability. A condition where printing is out of or not in register. The consist of natural pigments, a binder, and various process materials. to print on paper or other substrates. Pigments The procedure is carried out on special machines in the paper mill. Particles that absorb and reflect light and appear coloured to our eyes. The substance that gives ink its colour.

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12 Glossary

® Pixel Tetra Pak Sharp An abbreviation for picture element. It is the smallest unit (cell, dot, square) In Tetra Pak ® Sharp the use of process inks (Cyan,Magenta,Yellow and Black) on a colour monitor display screen grid that can be displayed, stored or give the possibility to print photographic images. addressed. An image is typically composed of a rectangular array of pixels. Tetra Pak ® Select PMS Tetra Pak ® Select use Hybrid screening, the benefits of this include the Pantone Matching System. The brand name of a system for specifying colours. support of dots that can fade from 4.3% down to 0.4%, This allows for greater Also referred to as special colours or spot colours. stability when printing and clean highlights with edges. PPI Pixels Per Inch. A measure of the amount of scanned information to determine Screen ruling how much image detail has been obtained. The finer the optics of the scanner, The number of rows or lines of dots in a halftone image within a given the higher the scan resolution. distance, normally stated in lines per inch (lpi) or lines per centimetre (lpc).

Preflighting Serif The process of checking electronic files to ensure that all elements are present The short cross line or spiral like terminals at the end of the stroke of a Roman and have been properly constructed for optimal output. style type face (e.g.Times). Process colours Please do not forget to follow the TIFF The four colours (cyan, magenta, yellow and black) that are combined to print a print specification! Tagged Image File Format. A file format for exchanging bitmapped images wide range of colours. When blended these reproduce only a small portion of (usually scans) between applications. It is supported by the majority of image all colours found in nature, but they can reproduce the widest range with the editing programs running on a variety of computer platforms. fewest inks when printing. Proofing Trapping The process of creating overlaps between adjacent colours to account for The process of checking electronic files to ensure that all elements are present press misregistration, paper stretch and other variables. and have been properly constructed for optimal output. There are two types of complementary traps (chokes and spreads). Resolution The measurement of fineness and detail in an image. The scale of resolution Uncoated paperboard depends on the device being measured. Scans are measured in pixels per inch Paper without an additional protective coating; ‘‘untreated’’ paper. (ppi). Halftone screens in print are measured in lines per inch (lpi). Vignettes Sans serif An image in which the background fades gradually away until it blends into the Letter forms or type that does not contain the short cross line or spiral like unprinted substrate. terminals at the ends of the stroke (e.g. Helvetica).

Date and version ( V 1.7 ) Home Glossary File name: Tetra Pak Design Manual

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