In the us they sell in pounds lbs compared to our gsm. For example, standard copier bond paper is usually cited as 20lb. The most common sizes, some of which you may recognize, are bond, text, book, cover, index and tag. Paper 101 paper weight guide about paper weights and. If converting from grams to pounds, select grams, enter the weight, then choose the paper type. On the higher end, the thicker 70 lb paper is considered to be very light cardstock and can be used to print tickets, postcards, and even covers for catalogs and. Although the quality, and therefore the gsm, of the same type of paper can vary among manufacturers, there are some generally accepted standard gsm designations for common paper types. For more information about this gsm paper weight chart, types of paper or for help with your print project please give a call or shoot us an email. Paper weight conversion chart bond gsm cover index. For example, a basis weight of 80 means that a 500sheet stack of that paper grade at its basic size weighs 80 pounds. Us to international paper weights equivalent weights.
And if 500 sheets of cover paper 20 x 26 inches weigh 65 lbs, then a ream of this. The forest stewardship council fsc is a non profit organization devoted to. Printing custom coffee table books on heavier book paper weight. The term cover stock is generally used to describe paper that is 5300 gsm. C1s, which is our most common paperback book cover stock. Equivalent international grammage for us paper stock types including bond, cover, index and. Paper weight is measured in lbs pounds and gsm grams per square meter but paper weight alone does. It is important when noting paper weight to take into account both the numerical weight as well as the type of paper. The abbreviation gsm stands for grams per square meter. Use our weight conversion calculator to find the correct values when comparing paper weight across different scales and types. If you are in the market for a paper folding machine found here, or if you simply need some advice on choosing a machine for the thickness of paper you are using, feel free to contact one of our paper specialists at 18006588788. It has specific details on the paper used for many types of books at lulu, but can report on any book when given enough information.
Inkjet paper pounds to gsm paper weight conversion chart. Gsm is a consistent number for papers, running smaller to larger regardless of paper basis. Paper weight ranging in 216 gsm, cardstock cover paper. Paper weight ranging in 216 gsm, cardstock cover paper javascript seems to be disabled in your browser. Coated stock gloss art or matte art for coffee table books. When choosing paper weight, consider how youll use the paper. Grams to pounds paper calculator gsm paper conversion tool. With 34 years of experience we can help guide you in the best direction for.
Paper comes in many types or categories, here are a few. To use the weight conversion tool, please select a type of paper from the pull down menu, then enter a value in pounds and hit calculate. Get a book printing quote get a quote 8446031777 or 4256031777. If 500 sheets of cover paper in its uncut dimensions of 20 x 26 inches weigh 65 lbs, then a ream of this paper is 65lb. It uses grammage which is the weight of one square meter of paper. Convert 60 gsm paper to basis weight in lbs 60 gsm1. Accent opaque white cardstock paper, 120lb cover, 325 gsm, 8. The chart below details the equivalent weights in pounds between paper types, as well as notes in the left margin to show when certain types of paper are most appropriate. In the paper industry, the abbreviation gsm refers to. Determine the weight in pounds of the paper you wish to convert to gsm. Note how 22lb newsprint stock is a considerably lighter grade of paper than 20lb bond, this is due to the uncut sheet size. A low cost paper that contains unprocessed wood fibers. Notice that the 67lb vellum bristol has a lower gsm than a 65lb cover because they are two different categories of cardstocks and are scaled differently.
The north american pound rating is based on the weight of 500 sheets a. Because the same size sheet is always being weighed, gsm grams per square. Paper weight conversion chart advanced book printing blog. The brighter the paper, the more vivid and crisp your letters, images and colors appear. The primary difference between these is the paper thickness, cover stock being thicker and more rigid than text. Cover stock is also known as card stock and covers light card at the 50lb and 60lb end of the scale through to extremely heavyweight card at the 160lb end. The paper grades you will find on the paper weight conversion chart are as follows. It is also is sold in many variations of coated or uncoated, and as the name implies is most often used as the cover for a book or booklet. There are different types, weights thicknesses, and paper sizes. Generally this measurement is listed on the papers packaging. The 400 gsm paper, meanwhile, will be heavy, thick, and much more durable. The glossy paper used for many magazines is typically 80 lb. First you have to decide if its going to be glossy, matte or uncoated stock. There are 3 main categories in choosing the right paper weight.
Please remember that the greater the lb associated with a paper not always determines that it is a thicker sheet. Paper is available for purchase in a variety of sizes, finishes, colors, thickness or caliper and. Gsm is a consistent number for papers, running smaller to larger regardless of paper basis weight. Ok paper center download pdf our retail stores are open to the general public. The weight in pounds will display in the bottom field. If converting from pounds to grams, select lb, enter the weight, and select the paper type. Paper conversion, paper weight chart, to compare the book printing stock we use. Book paper weight choices and finishes star print brokers. Add our paper weight conversion calculator to your website. Heavier paper is great for professional documents, while standardweight paper is best for everyday use. Understanding paper weight support oki data americas. Having given an explanation of paper weights used internationally iso 536 and in the us this page covers.
Gsm is the internationally accepted unit of measurement of fabric and paper, including in the united states, despite the fact that the use of pounds remains prevalent. The first step to understanding paper weight is to understand how it is measured. The recycled 80 lb text aka book can be equivalent. Paper can be grouped into two main grades based on weight and thickness. Paper conversion and paper weight star print brokers. Heres a quick list of paper weights including grammage gsm. The following table shows equivalent weights for different grades of paper. Results are estimates and not intended to be contractual. Book paper is pretty selfexplanatory, as it is most often used for books. Paper weight comparison chart burris computer forms. Bond ledger offset book text cover tag index points caliper inches caliper mm gsm 16 40 22 37 33 3. Caliper is expressed in thousandths or hundred thousandths of an inch. It is also our recommended inside paper weight for hardcover books with page counts higher than 60 128 gsm metric weight.
We most often use it at our shop in weights of 60, 80, and 100 pounds. It is also a great paper type for things like menus, posters, or flyers. Paper weights guide help understanding paper weights by. Please note that while weight and thickness are related, you should not use the weight to assume thickness. Symbol sc self contained paper paper that can be imaged in a printer without the use of a ribbon. To convert decimalinch values into points, divide the average caliper by. Call 844 6031777 tollfree, or 425 6031777 in the seattle area. For example, paper with a weight of 55 gsm will be much, much lighter and thinner than paper weighing 400 gsm. If 500 sheets of bond paper 17 x 22 inches weigh 20 lbs. Each category has a different standard sheet size known as folio or parent sheet paper weight, also known as basis weight is measured in pounds per 500 sheets within its category. How to choose the right paper weight for your interior book pages and cover. I have a great piece of 80lb cover, yet id like to get a paper that is a little bit sturdier or thicker.
In addition, 55 gsm paper will not weigh that amount when its cut to lettersize or postersize. Printer paper weights range from a weight of 20 lb paper 74 gsm to 70 lb paper 104 gsm. Paper weight guide and best uses paris corporation. Paper stock grades, finish and weight faq uwp creative services. On the lower end of the spectrum, 20 lb paper can be used to print everyday documents. We print on 100, 120 lb, or 150 and 180 gsm stock, in addition to 60 lb, 70 lb, or 80 lb. Let your customers use our free paper weight calculator for quick and easy paper weight conversion. Also note that the measurement of point refers to thousandths of an inch. It is important to note that paper thickness and paper weight are not the. The units gsm, pound lb, and points pt are commonly used to describe the.
Basis weight is the weight in pounds of 500 sheets of the paper at a standard sheet size, which in the case of book papers is 25. Since every paper type including cover, bond, text, and more has its own basic size, a thick card stock can have the same weight as a thinner text weight paper. Converting pounds to gsm requires a simple calculation. A more worldwide unit of measure, gsm is an easy way to quickly compare the weight density of papers. These tables provide weight in pounds for a ream of a common grade of paper and provides its basis weight and metric equivalent in grams per square meter gsm. The equivalent grammage will display in the bottom field. When it comes to choosing the right stock weight for your hard cover book or soft cover book there are many options printing overseas.
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