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Roll Weight
To find the approximate weight of a roll, multiply roll diameter squared minus core diameter squared by roll width and appropriate factor.
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Specifications
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Factor Chart
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Type
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Dia
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Type
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Dia
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Antique
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.018
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Tag and Index
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.026
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Vellum Offset
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.020
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C1S Label
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.032
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Bond
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.021
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C1S Cover
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.033
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Smooth Offset
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.022
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C1S Cover & Blanks
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.030
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Vellum Bristol Cover
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.022
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C1S Coated Freesheet
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.037
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Coated Groundwood & SC
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.032
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Formula
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[ (Roll Dia²) - (Core Dia²) ]
x Roll Width x Factor
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=
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Roll Weight
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Example
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Find the weight of roll of forms bond paper with a roll diameter of 40 inches, a core diameter of 3 inches, and a roll width of 17.5 inches.
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[ (40x40) - (3x3) ]
x 17.5 x .021
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=
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585 lbs.
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Note:
.021 is the appropriate factor for forms bond paper.
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Note:
The results of the Interactive Calculations System are estimates and are not guaranteed by Verso Paper Corp.
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Doing business should be simple. Verso simple.