Tri wall – is triple fluted corrugated board which is used for its strength, flexibility and eco-friendliness. 1.1.1 Types of Liner . 05459368 | VAT No. Our corrugated board comes directly from our corrugator. Correx® Boxes / Packaging Board grade – A grade given to corrugated board based on three elements; firstly, the weight and type of outer liner, secondly the type of flute and thirdly the weight and type of inner liner.
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C-flute has 39 flutes per linear foot and a thickness of 3/16ths”. of the corrugating material and the high speeds of the machines causes wear. Besides the varying paper weights and types, the type (and number) of fluting must also be considered. FEFCO – The European federation of corrugated board manufacturers are a non-profit organisation which represents the interests of the corrugated industry. The Mullen Burst Test is geared towards measuring the forces a carton may be subjected to during rough handling as well as the amount of weight the box can hold. This compressible material (usually pulp or news board) is usually adhered to the liner and provides a better finish (appearance), water resistance and extra strength.
[Read full bio…]. Cookies Policy weight) of that paper for one square meter. Linerboard can be of several types. It is, however, less costly than Kraft paper. Around 4mm to 4.5mm thick, EB flute (as the name suggests) combines E and B flutes into a double walled material. The selection of flute size is determined by the basis weight of Inserts / Fittings, A range of guides, tips and detailed articles to improve your packaging, Examples of successful packaging, and how your business can benefit, Specific industry knowledge & expertise relevant to your business, Accreditations / standards to ensure you get the highest packaging quality, The latest news, events and community projects happening at GWP Group, Find out more about the key component of your corrugated packaging – and how it influences everything from packaging costs to performance. However, do you know the elements that determine how strong – or how expensive – corrugated cardboard is? Burst, damage – the term given to packaging containers which split or “burst” due to too much pressure (e.g.
Fibre – packaging materials are made from moulded fibres, otherwise called moulded pulp. This is in fact measured in the same way for all papers, meaning you may have seen “80 gsm” on the copier paper you use in your office or home printer. the liner board and corrugating material and the performance characteristics Blank – A flat piece of corrugated board that has been cut and scored ready to make a box. All Products B-Flute, the second flute size adopted by the corrugated industry, has lower arch heights than A and more flutes per foot (50). This means it provides better stacking strength when used for lightweight products. The term gsm is an abbreviation of Grams per Square Meter.
Packaging Terminology: A glossary of terms and definitions, Packaging material costs – 5 ways the wrong board grade affects prices, Jay initially joined GWP Packaging in mid-2008 before becoming Sales Manager in 2011, meaning he has worked for GWP for over 10 years. 287 0 obj <> endobj Hence, we can conclude that the flutes determine the bursting strength of corrugated sheets. Your Email (required) All of this information allows you to create an abbreviation that describes the type of board being used. It gives good all-round performance in all types of packaging. However, despite Kraft and Test liners being so popular, there are in fact a number of other options.
It is also known as the width of the material. Despite cardboards’ widespread use, there are 2 main types of paper that are generally used for the liners. It has a medium to high compression and moisture resistance. A basic layer is used adhesion and strength, whilst a finer “cover” layer is used mainly for improved aesthetics and to aid printing. endstream endobj 288 0 obj <> endobj 289 0 obj <> endobj 290 0 obj <>stream It is made out of natural unbleached wood fibres. If you don’t, it is impossible to go about everyday life without being exposed to cardboard at some point. COVID-19 Info, About Us Sample / Sales Demo Cases, Foam Inserts (for cases) Picking Bins This means your custom corrugated boxes are 100% made by Welch Packaging! Backing Liner – A compressible paper material which, compensates for any irregularities on the surface which is sealed.