Mass per volume density.
Slugs per Cubic foot to Drams per Cup Converter — slug/ft3 to dr/cup
Convert Slug per Cubic foot (slug/ft3) to Dram per Cup (dr/cup) using the exact conversion factor (1 slug per cubic foot = 68.81671497 dram per cup). See the formula, worked examples, and conversion table.
Slugs per Cubic foot to Drams per Cup converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 515.3788184 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Cubic foot to Drams per Cup
Slug per Cubic foot and Dram per Cup both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
drams per cup = slugs per cubic foot × 68.8167149679
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic foot equals 515.378818393 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct slug per cubic foot-to-dram per cup factor of 68.8167149679.
Simple example
1 slug/ft3 × 68.81671497 = 68.81671497 dr/cup
1 slug per cubic foot = 68.81671497 drams per cup.
Real-world example
1,000 slug/ft3 × 68.81671497 = 68,816.71497 dr/cup
1,000 slugs per cubic foot = 68,816.71497 drams per cup.
Conversion table
| Slug per Cubic foot (slug/ft3) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 slug/ft3 | 6.881671497 dr/cup |
| 1 slug/ft3 | 68.81671497 dr/cup |
| 10 slug/ft3 | 688.1671497 dr/cup |
| 100 slug/ft3 | 6,881.671497 dr/cup |
| 1,000 slug/ft3 | 68,816.71497 dr/cup |
| 10,000 slug/ft3 | 688,167.1497 dr/cup |
Reverse conversion: Dram per Cup to Slug per Cubic foot
68.81671497 dr/cup × 0.01453135333 = 1 slug/ft3
68.81671497 drams per cup = 1 slugs per cubic foot.
slugs per cubic foot = drams per cup × 0.014531353327
For a page dedicated to this direction, see Dram per Cup to Slug per Cubic foot.
Understanding the Slug per Cubic foot (slug/ft3)
Mass per volume density.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per cup are in 1 slug per cubic foot?
1 slug per cubic foot equals 68.81671497 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic foot to dram per cup?
Multiply the slug per cubic foot value by 68.81671497. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to slug per cubic foot?
Use the reverse factor: 1 dram per cup equals 0.0145313533 slugs per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic foot?
Slug per Cubic foot (slug/ft3) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the slug per cubic foot to dram per cup conversion exact?
Yes. Both slug per cubic foot and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 68.81671497 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.