Mass per volume density.
Pounds per Cup to Drams per Pint Converter — lb/cup to dr/pt
Convert Pound per Cup (lb/cup) to Dram per Pint (dr/pt) using the exact conversion factor (1 pound per cup = 512 dram per pint). See the formula, worked examples, and conversion table.
Pounds per Cup to Drams per Pint 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 1917.222837 / 3.744575854.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Cup to Drams per Pint
Pound per Cup and Dram per Pint 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 pint = pounds per cup × 512
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per cup equals 1917.22283707 base units, and 1 dram per pint equals 3.74457585365 base units, so dividing one by the other gives the direct pound per cup-to-dram per pint factor of 512.
Simple example
1 lb/cup × 512 = 512 dr/pt
1 pound per cup = 512 drams per pint.
Real-world example
1,000 lb/cup × 512 = 512,000 dr/pt
1,000 pounds per cup = 512,000 drams per pint.
Conversion table
| Pound per Cup (lb/cup) | Dram per Pint (dr/pt) |
|---|---|
| 0.1 lb/cup | 51.2 dr/pt |
| 1 lb/cup | 512 dr/pt |
| 10 lb/cup | 5,120 dr/pt |
| 100 lb/cup | 51,200 dr/pt |
| 1,000 lb/cup | 512,000 dr/pt |
| 10,000 lb/cup | 5,120,000 dr/pt |
Reverse conversion: Dram per Pint to Pound per Cup
512 dr/pt × 0.001953125 = 1 lb/cup
512 drams per pint = 1 pound per cup.
pounds per cup = drams per pint × 0.001953125
For a page dedicated to this direction, see Dram per Pint to Pound per Cup.
Understanding the Pound per Cup (lb/cup)
Mass per volume density.
Understanding the Dram per Pint (dr/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per pint are in 1 pound per cup?
1 pound per cup equals 512 drams per pint, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cup to dram per pint?
Multiply the pound per cup value by 512. The converter above does this instantly to whatever precision you set.
How do I convert dram per pint back to pound per cup?
Use the reverse factor: 1 dram per pint equals 0.001953125 pounds per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per cup?
Pound per Cup (lb/cup) is a unit of density.
What is a dram per pint?
Dram per Pint (dr/pt) is a unit of density.
Is the pound per cup to dram per pint conversion exact?
Yes. Both pound per cup and dram per pint are defined by fixed standards rather than physical artifacts, so the factor of 512 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.