Mass per volume density.
Grain per Cubic inches to Dram per Cubic inches Converter — gr/in3 to dr/in3
Convert Grain per Cubic inch (gr/in3) to Dram per Cubic inch (dr/in3) using the exact conversion factor (1 grain per cubic inch = 0.0365714286 dram per cubic inch). See the formula, worked examples, and conversion table.
Grain per Cubic inches to Dram 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 3.954272101 / 108.1246278.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grain per Cubic inches to Dram per Cubic inches
Grain per Cubic inch and Dram 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
dram per cubic inches = grain per cubic inches × 0.0365714285714
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cubic inch equals 3.95427210146 base units, and 1 dram per cubic inch equals 108.124627774 base units, so dividing one by the other gives the direct grain per cubic inch-to-dram per cubic inch factor of 0.0365714285714.
Simple example
1 gr/in3 × 0.03657142857 = 0.0365714286 dr/in3
1 grain per cubic inch = 0.0365714286 dram per cubic inches.
Real-world example
1,000 gr/in3 × 0.03657142857 = 36.57142857 dr/in3
1,000 grain per cubic inches = 36.57142857 dram per cubic inches.
Conversion table
| Grain per Cubic inch (gr/in3) | Dram per Cubic inch (dr/in3) |
|---|---|
| 0.1 gr/in3 | 0.0036571429 dr/in3 |
| 1 gr/in3 | 0.0365714286 dr/in3 |
| 10 gr/in3 | 0.3657142857 dr/in3 |
| 100 gr/in3 | 3.657142857 dr/in3 |
| 1,000 gr/in3 | 36.57142857 dr/in3 |
| 10,000 gr/in3 | 365.7142857 dr/in3 |
Reverse conversion: Dram per Cubic inch to Grain per Cubic inch
0.0365714286 dr/in3 × 27.34375 = 1.000000001 gr/in3
0.0365714286 dram per cubic inches = 1.000000001 grain per cubic inches.
grain per cubic inches = dram per cubic inches × 27.34375
For a page dedicated to this direction, see Dram per Cubic inch to Grain per Cubic inch.
Understanding the Grain per Cubic inch (gr/in3)
Mass per volume density.
Understanding the Dram per Cubic inch (dr/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many dram per cubic inches are in 1 grain per cubic inch?
1 grain per cubic inch equals 0.0365714286 dram per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cubic inch to dram per cubic inch?
Multiply the grain per cubic inch value by 0.03657142857. The converter above does this instantly to whatever precision you set.
How do I convert dram per cubic inch back to grain per cubic inch?
Use the reverse factor: 1 dram per cubic inch equals 27.34375 grain per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cubic inch?
Grain per Cubic inch (gr/in3) is a unit of density.
What is a dram per cubic inch?
Dram per Cubic inch (dr/in3) is a unit of density.
Is the grain per cubic inch to dram per cubic inch conversion exact?
Yes. Both grain per cubic inch and dram per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 0.03657142857 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.