Gram per Cup (g/cup) expresses mass in gram per unit volume in cup, found by dividing a mass value by a volume value.
Gram per Cup to Pound per Cubic Millimeter
Convert gram per cup (g/cup) to pound per cubic millimeter (lb/mm3) instantly with formula, conversion table, and FAQ.
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Convert gram per cup (g/cup) to pound per cubic millimeter (lb/mm3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Pound per Cubic Millimeter (lb/mm3) expresses mass in pound per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
lb/mm3 = g/cup × 9.318395e-9
Results update instantly for Gram per Cup to Pound per Cubic Millimeter conversions.
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Formula
lb/mm3 = g/cup × 9.318395e-9
g/cup = lb/mm3 × 1.073146e8
Conversion table
| 1 g/cup | 9.318395e-9 lb/mm3 |
| 5 g/cup | 4.659197e-8 lb/mm3 |
| 10 g/cup | 9.318395e-8 lb/mm3 |
| 20 g/cup | 1.863679e-7 lb/mm3 |
| 50 g/cup | 4.659197e-7 lb/mm3 |
| 100 g/cup | 9.318395e-7 lb/mm3 |
| 500 g/cup | 4.659197e-6 lb/mm3 |
| 1000 g/cup | 9.318395e-6 lb/mm3 |
Related conversions
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How the formula works
Both gram per cup and pound per cubic millimeter measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in gram per cup by 9.318395e-9 to get pound per cubic millimeter. To reverse the conversion, multiply a pound per cubic millimeter value by 1.073146e8 to get back to gram per cup.
Frequently asked questions
What is Gram per Cup (g/cup)?
Gram per Cup (g/cup) expresses mass in gram per unit volume in cup, found by dividing a mass value by a volume value.
What is Pound per Cubic Millimeter (lb/mm3)?
Pound per Cubic Millimeter (lb/mm3) expresses mass in pound per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
How do I convert gram per cup to pound per cubic millimeter?
Multiply the gram per cup value by 9.318395e-9 to get the equivalent in pound per cubic millimeter. For example, 5 g/cup × 9.318395e-9 = 4.659197e-8 lb/mm3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 9.318395e-9 is an exact, non-rounded value.
Can I convert pound per cubic millimeter back to gram per cup?
Yes. Divide the pound per cubic millimeter value by 9.318395e-9, or multiply it by 1.073146e8, to get gram per cup.
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About converting gram per cup to pound per cubic millimeter
Gram per Cup (g/cup) expresses mass in gram per unit volume in cup, found by dividing a mass value by a volume value. Pound per Cubic Millimeter (lb/mm3) expresses mass in pound per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
Use this calculator to move between gram per cup and pound per cubic millimeter accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.