To find the approximate linear footage in a roll of paper, multiply the weight of the roll by the square inches of basic size by 500. Divide by the sum representing the width of the roll, multiplied by the substance or basis weight, times 12.
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Rounding Rules
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Sheet Size
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Ream Weights
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864 inches² or larger
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Ream Weight calculated to nearest pound. (166 lbs.)
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336 inches² to 864 inches²
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Ream Weight calculated to nearest half pound. (166.5 lbs.)
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Less than 336 inches²
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Ream Weight calculated to nearest one hundredth of a pound. (166.55 lbs.)
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Basic Sizes
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Bond
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17 x 22
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=
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374 Square Inches
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Book and Offset
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25 x 38
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=
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950 Square Inches
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Tag
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24 x 36
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=
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864 Square Inches
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Index
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25.5 x 30.5
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=
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778 Square Inches
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Vellum Bristol
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22.5 x 30.5
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=
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686 Square Inches
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Coated Cover 1S/C2S
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24 x 36
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=
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864 Square Inches
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Coated Cover C2S
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20 x 26
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=
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520 Square Inches
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C1S Label
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25 x 38
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=
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950 Square Inches
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Opaque Cover
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20 x 26
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=
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520 Square Inches
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Formula
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Roll Weight x Area of Basic Size x 500
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Basis Weight x Roll Width x 12
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=
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Approximate
Linear Footage
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Example
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Find the footage of a roll of basis 50lb. Offset paper, 26" wide and weighing 100lbs.
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100 x (25x38) x 500
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(50x26) x 12
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3,044.87 linear feet
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Note:
The results of the Interactive Calculations System are estimates and are not guaranteed by Verso Paper.
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