![]() While different paper types have different basic sizes, papers can still be compared by using equivalent weight. Paper Weight Conversion Chart Check Details Cardstock basis pounds adafruit heavyweight 80lb invitations. Generally, the relation between caliper and basis weight – the greater the caliper (the thicker the paper), the greater the paper weight. Normally, paper caliper should not have more than a + or - 5% variance within a sheet. The conversion table is based on technical data tempered by figures carried from print manufacturers marketing. Where X is the total paper weight in pounds. For Cover Paper: Grams Per Square Meter X 2.707 GramsP erSquareM eter X 2.707. For Text: Grams Per Square Meter X 1.481 GramsP erSquareM eter X 1.481. Follow the basis weight row to the left to find the approximate g/m 2 weight. The following formulas are used to convert the weight of paper in pounds to grams per square meter. Move down the paper type column and locate the basis weight. Formula for Converting Paper Weights: If the paper grade is known, use the following formula and the values to convert the weight from lbs to gsm. Table for Converting Paper Weights: Locate the paper type at the top of the table. This measurement is taken with a micro meter. DataMaster Paper Weight Conversion Chart. The weight of 90 lb offset paper is approximately 133 g/m 2. It is important to note that the "basic sheet size" is not the same for all types of paper.Ĭaliper refers to the thickness of a sheet of paper expressed in thousandth of an inch. These equivalencies apply to common copy or bond paper. Those sheets are 4x the size of an 8.5 x 11 paper, hence the 20 pound weight. One point equals 1/1000 of an inch and can be expressed as 1 pt. ![]() The basis weight of a paper is the designated fixed weight of 500 sheets, measured in pounds, in that paper's basic sheet size. A 20 pound paper weighs 5 pounds, because the 20 pound measurement uses uncut sheets of paper, which are 17 x 22 sheets. Now you can compare various types of paper and their "Equivalent Weights." In an effort to help eliminate the "Paper Weight" confusion problem, we have compiled the comprehensive table listed below.
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