Mass per volume density.
Drams per Cubic foot to Grains per Imperial gallon Converter — dr/ft3 to gr/imp gal
Convert Dram per Cubic foot (dr/ft3) to Grain per Imperial gallon (gr/imp gal) using the exact conversion factor (1 dram per cubic foot = 4.389865518 grain per imperial gallon). See the formula, worked examples, and conversion table.
Drams per Cubic foot to Grains per Imperial 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 0.06257212255 / 0.01425376752.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cubic foot to Grains per Imperial gallon
Dram per Cubic foot and Grain per Imperial 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
grains per imperial gallon = drams per cubic foot × 4.38986551817
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cubic foot equals 0.0625721225545 base units, and 1 grain per imperial gallon equals 0.0142537675233 base units, so dividing one by the other gives the direct dram per cubic foot-to-grain per imperial gallon factor of 4.38986551817.
Simple example
1 dr/ft3 × 4.389865518 = 4.389865518 gr/imp gal
1 dram per cubic foot = 4.389865518 grains per imperial gallon.
Real-world example
1,000 dr/ft3 × 4.389865518 = 4,389.865518 gr/imp gal
1,000 drams per cubic foot = 4,389.865518 grains per imperial gallon.
Conversion table
| Dram per Cubic foot (dr/ft3) | Grain per Imperial gallon (gr/imp gal) |
|---|---|
| 0.1 dr/ft3 | 0.4389865518 gr/imp gal |
| 1 dr/ft3 | 4.389865518 gr/imp gal |
| 10 dr/ft3 | 43.89865518 gr/imp gal |
| 100 dr/ft3 | 438.9865518 gr/imp gal |
| 1,000 dr/ft3 | 4,389.865518 gr/imp gal |
| 10,000 dr/ft3 | 43,898.65518 gr/imp gal |
Reverse conversion: Grain per Imperial gallon to Dram per Cubic foot
4.389865518 gr/imp gal × 0.2277974111 = 1 dr/ft3
4.389865518 grains per imperial gallon = 1 drams per cubic foot.
drams per cubic foot = grains per imperial gallon × 0.227797411074
For a page dedicated to this direction, see Grain per Imperial gallon to Dram per Cubic foot.
Understanding the Dram per Cubic foot (dr/ft3)
Mass per volume density.
Understanding the Grain per Imperial gallon (gr/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per imperial gallon are in 1 dram per cubic foot?
1 dram per cubic foot equals 4.389865518 grains per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cubic foot to grain per imperial gallon?
Multiply the dram per cubic foot value by 4.389865518. The converter above does this instantly to whatever precision you set.
How do I convert grain per imperial gallon back to dram per cubic foot?
Use the reverse factor: 1 grain per imperial gallon equals 0.2277974111 drams per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cubic foot?
Dram per Cubic foot (dr/ft3) is a unit of density.
What is a grain per imperial gallon?
Grain per Imperial gallon (gr/imp gal) is a unit of density.
Is the dram per cubic foot to grain per imperial gallon conversion exact?
Yes. Both dram per cubic foot and grain per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 4.389865518 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.