Mass per volume density.
Drams per Cup to Imperial hundredweights per Gallon Converter — dr/cup to long cwt/gal
Convert Dram per Cup (dr/cup) to Imperial hundredweight per Gallon (long cwt/gal) using the exact conversion factor (1 dram per cup = 0.0005580357 imperial hundredweight per gallon). See the formula, worked examples, and conversion table.
Drams per Cup to Imperial hundredweights per Gallon 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 / 13420.55986.
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 Imperial hundredweights per Gallon
Dram per Cup and Imperial hundredweight per Gallon 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
imperial hundredweights per gallon = drams per cup × 0.000558035714286
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 imperial hundredweight per gallon equals 13420.5598595 base units, so dividing one by the other gives the direct dram per cup-to-imperial hundredweight per gallon factor of 0.000558035714286.
Simple example
1 dr/cup × 0.0005580357143 = 0.0005580357 long cwt/gal
1 dram per cup = 0.0005580357 imperial hundredweights per gallon.
Real-world example
1,000 dr/cup × 0.0005580357143 = 0.5580357143 long cwt/gal
1,000 drams per cup = 0.5580357143 imperial hundredweights per gallon.
Conversion table
| Dram per Cup (dr/cup) | Imperial hundredweight per Gallon (long cwt/gal) |
|---|---|
| 0.1 dr/cup | 0.0000558036 long cwt/gal |
| 1 dr/cup | 0.0005580357 long cwt/gal |
| 10 dr/cup | 0.0055803571 long cwt/gal |
| 100 dr/cup | 0.0558035714 long cwt/gal |
| 1,000 dr/cup | 0.5580357143 long cwt/gal |
| 10,000 dr/cup | 5.580357143 long cwt/gal |
Reverse conversion: Imperial hundredweight per Gallon to Dram per Cup
0.0005580357 long cwt/gal × 1792 = 0.9999999744 dr/cup
0.0005580357 imperial hundredweights per gallon = 0.9999999744 drams per cup.
drams per cup = imperial hundredweights per gallon × 1792
For a page dedicated to this direction, see Imperial hundredweight per Gallon to Dram per Cup.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Understanding the Imperial hundredweight per Gallon (long cwt/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many imperial hundredweights per gallon are in 1 dram per cup?
1 dram per cup equals 0.0005580357 imperial hundredweights per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cup to imperial hundredweight per gallon?
Multiply the dram per cup value by 0.0005580357143. The converter above does this instantly to whatever precision you set.
How do I convert imperial hundredweight per gallon back to dram per cup?
Use the reverse factor: 1 imperial hundredweight per gallon equals 1,792 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 imperial hundredweight per gallon?
Imperial hundredweight per Gallon (long cwt/gal) is a unit of density.
Is the dram per cup to imperial hundredweight per gallon conversion exact?
Yes. Both dram per cup and imperial hundredweight per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.0005580357143 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.