Mass per volume density.
Pounds per Cubic Meter to Drams per Cup Converter — lb/m3 to dr/cup
Convert Pound per Cubic Meter (lb/m3) to Dram per Cup (dr/cup) using the exact conversion factor (1 pound per cubic meter = 0.0605665885 dram per cup). See the formula, worked examples, and conversion table.
Pounds per Cubic Meter 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 0.45359237 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Cubic Meter to Drams per Cup
Pound per Cubic Meter 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 = pounds per cubic meter × 0.060566588544
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per cubic meter equals 0.45359237 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct pound per cubic meter-to-dram per cup factor of 0.060566588544.
Simple example
1 lb/m3 × 0.06056658854 = 0.0605665885 dr/cup
1 pound per cubic meter = 0.0605665885 drams per cup.
Real-world example
1,000 lb/m3 × 0.06056658854 = 60.56658854 dr/cup
1,000 pounds per cubic meter = 60.56658854 drams per cup.
Conversion table
| Pound per Cubic Meter (lb/m3) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 lb/m3 | 0.0060566589 dr/cup |
| 1 lb/m3 | 0.0605665885 dr/cup |
| 10 lb/m3 | 0.6056658854 dr/cup |
| 100 lb/m3 | 6.056658854 dr/cup |
| 1,000 lb/m3 | 60.56658854 dr/cup |
| 10,000 lb/m3 | 605.6658854 dr/cup |
Reverse conversion: Dram per Cup to Pound per Cubic Meter
0.0605665885 dr/cup × 16.51075327 = 0.9999999993 lb/m3
0.0605665885 drams per cup = 0.9999999993 pounds per cubic meter.
pounds per cubic meter = drams per cup × 16.5107532724
For a page dedicated to this direction, see Dram per Cup to Pound per Cubic Meter.
Understanding the Pound per Cubic Meter (lb/m3)
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 pound per cubic meter?
1 pound per cubic meter equals 0.0605665885 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cubic meter to dram per cup?
Multiply the pound per cubic meter value by 0.06056658854. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to pound per cubic meter?
Use the reverse factor: 1 dram per cup equals 16.51075327 pounds per cubic meter. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per cubic meter?
Pound per Cubic Meter (lb/m3) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the pound per cubic meter to dram per cup conversion exact?
Yes. Both pound per cubic meter and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.06056658854 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.