Mass per volume density.
Drams per Cup to Ounce per Cubic inches Converter — dr/cup to oz/in3
Convert Dram per Cup (dr/cup) to Ounce per Cubic inch (oz/in3) using the exact conversion factor (1 dram per cup = 0.0043290043 ounce per cubic inch). See the formula, worked examples, and conversion table.
Drams per Cup to Ounce per Cubic inches 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 7.489151707 / 1729.994044.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cup to Ounce per Cubic inches
Dram per Cup and Ounce per Cubic inch 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
ounce per cubic inches = drams per cup × 0.004329004329
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cup equals 7.48915170731 base units, and 1 ounce per cubic inch equals 1729.99404439 base units, so dividing one by the other gives the direct dram per cup-to-ounce per cubic inch factor of 0.004329004329.
Simple example
1 dr/cup × 0.004329004329 = 0.0043290043 oz/in3
1 dram per cup = 0.0043290043 ounce per cubic inches.
Real-world example
1,000 dr/cup × 0.004329004329 = 4.329004329 oz/in3
1,000 drams per cup = 4.329004329 ounce per cubic inches.
Conversion table
| Dram per Cup (dr/cup) | Ounce per Cubic inch (oz/in3) |
|---|---|
| 0.1 dr/cup | 0.0004329004 oz/in3 |
| 1 dr/cup | 0.0043290043 oz/in3 |
| 10 dr/cup | 0.0432900433 oz/in3 |
| 100 dr/cup | 0.4329004329 oz/in3 |
| 1,000 dr/cup | 4.329004329 oz/in3 |
| 10,000 dr/cup | 43.29004329 oz/in3 |
Reverse conversion: Ounce per Cubic inch to Dram per Cup
0.0043290043 oz/in3 × 231 = 0.9999999933 dr/cup
0.0043290043 ounce per cubic inches = 0.9999999933 drams per cup.
drams per cup = ounce per cubic inches × 231
For a page dedicated to this direction, see Ounce per Cubic inch to Dram per Cup.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Understanding the Ounce per Cubic inch (oz/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounce per cubic inches are in 1 dram per cup?
1 dram per cup equals 0.0043290043 ounce per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cup to ounce per cubic inch?
Multiply the dram per cup value by 0.004329004329. The converter above does this instantly to whatever precision you set.
How do I convert ounce per cubic inch back to dram per cup?
Use the reverse factor: 1 ounce per cubic inch equals 231 drams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
What is a ounce per cubic inch?
Ounce per Cubic inch (oz/in3) is a unit of density.
Is the dram per cup to ounce per cubic inch conversion exact?
Yes. Both dram per cup and ounce per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 0.004329004329 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.