When you go to buy new laminating roll filmfor one of the first questions that you will be asked is "what coresize do you need?" If you are lost already, don't worry, you are notalone. This article will help you understand what a "core" is as itpertains to roll film. It will also help you understand the different types of wholesale Self Adhesive Vinyl Suppliers core sizes that are commonly used and will provide you withsome guidelines for choosing the right core size to fit with yourlaminator. By this point, you are probably wondering what a "core" is as itpertains to laminating roll film. Simply put, the core is the cardboardroll that the laminating film is wrapped around. During themanufacturing process, laminating film is spun onto the rolls in thecorrect length and width with a specific amount of tension. Dependingon what laminator you have, and the type of laminating film you need the size of the cardboard center may be different.
Here are the three most commonly used core sizes used by roll-laminators... 1. Most schools and libraries use machines that are 25" or 27" wide andhave a one inch core. These laminators are designed to be easy to useand are often operated by teachers or school secretaries. These machines are the easiest laminators to operate and usually do not offerthe ability to run specialty films or to use larger diameter rolls. 2. Some medium volume laminating machines used in schools and printshops will use a 2-1/4" core. These machines are usually a little bithigher end and will often have the ability to run heavier laminatingfilms and possibly even do mounting. Some of these machines will havethe ability to use either a 2-1/4" or a 1" core size using specialadapters. 3. Most wide format laminators and heavy duty commercial laminatingmachines use a 3" core. A lot of the specialty laminating films thatare available on the market are only available on a 3" cardboard roll.
These laminators are capable of handling longer rolls of laminatingfilm and are designed for professional print shops and wide formatapplications. Well, now that you know about the three different core sizes that areavailable on the market, you are probably wondering how you can tellwhat size of core your laminator needs. Apart from looking in themanual (who would ever do that), the easiest way to determine thecorrect size and type of film for your laminator is to measure the coreof the film that is currently loaded on the laminator. Simply take yourruler and measure the outside diameter of the cardboard that the filmis wrapped around. Now you are ready to choose the thickness, lengthand width of your film.