It depends on the GSM, width, and weight of the paper. Use our calculator above to get an accurate measurement based on your specifications.
Easily calculate the weight or length of your paper reels using simple, industry-standard formulas. Whether you’re working in packaging, printing, or converting, this calculator helps you quickly estimate reel specs based on GSM, diameter, or sheet length—without the guesswork.
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It depends on the GSM, width, and weight of the paper. Use our calculator above to get an accurate measurement based on your specifications.
Use the formula: Weight = (Length × Width × GSM) / 1000. Alternatively, input your values into our calculator for a quick result.
If you know the reel diameter, core diameter, and width, use: Weight = ((D² - d²) × π × Width ÷ 4) × Density. This is also available as a calculator above.
Reel widths usually range from 1.2 to 2.5 metres, but they can vary depending on the specific machine and end use.
Yes! These calculators and formulas apply to all grades of paper used in printing, converting, and corrugated packaging.
GSM (grams per square metre) varies by application. Most packaging papers range between 80 and 300 GSM, but always check specific requirements for your intended use.
Yes, these calculators work for all paper grades — including kraft paper, linerboard, and other materials commonly used in packaging and converting.