Mass per volume density.
Grains per Cubic Millimeter to Drams per Quart Converter — gr/mm3 to dr/qt
Convert Grain per Cubic Millimeter (gr/mm3) to Dram per Quart (dr/qt) using the exact conversion factor (1 grain per cubic millimeter = 34,609.47917 dram per quart). See the formula, worked examples, and conversion table.
Grains per Cubic Millimeter to Drams per Quart 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 64798.91 / 1.872287927.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Cubic Millimeter to Drams per Quart
Grain per Cubic Millimeter and Dram per Quart 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 quart = grains per cubic millimeter × 34609.479168
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cubic millimeter equals 64798.91 base units, and 1 dram per quart equals 1.87228792683 base units, so dividing one by the other gives the direct grain per cubic millimeter-to-dram per quart factor of 34609.479168.
Simple example
1 gr/mm3 × 34609.47917 = 34,609.47917 dr/qt
1 grain per cubic millimeter = 34,609.47917 drams per quart.
Real-world example
1,000 gr/mm3 × 34609.47917 = 34,609,479.17 dr/qt
1,000 grains per cubic millimeter = 34,609,479.17 drams per quart.
Conversion table
| Grain per Cubic Millimeter (gr/mm3) | Dram per Quart (dr/qt) |
|---|---|
| 0.1 gr/mm3 | 3,460.947917 dr/qt |
| 1 gr/mm3 | 34,609.47917 dr/qt |
| 10 gr/mm3 | 346,094.7917 dr/qt |
| 100 gr/mm3 | 3,460,947.917 dr/qt |
| 1,000 gr/mm3 | 34,609,479.17 dr/qt |
| 10,000 gr/mm3 | 346,094,791.7 dr/qt |
Reverse conversion: Dram per Quart to Grain per Cubic Millimeter
1 dr/qt × 0.00002889381823 = 0.0000288938 gr/mm3
1 dram per quart = 0.0000288938 grains per cubic millimeter.
grains per cubic millimeter = drams per quart × 0.0000288938182267
For a page dedicated to this direction, see Dram per Quart to Grain per Cubic Millimeter.
Understanding the Grain per Cubic Millimeter (gr/mm3)
Mass per volume density.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per quart are in 1 grain per cubic millimeter?
1 grain per cubic millimeter equals 34,609.47917 drams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cubic millimeter to dram per quart?
Multiply the grain per cubic millimeter value by 34609.47917. The converter above does this instantly to whatever precision you set.
How do I convert dram per quart back to grain per cubic millimeter?
Use the reverse factor: 1 dram per quart equals 0.0000288938 grains per cubic millimeter. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cubic millimeter?
Grain per Cubic Millimeter (gr/mm3) is a unit of density.
What is a dram per quart?
Dram per Quart (dr/qt) is a unit of density.
Is the grain per cubic millimeter to dram per quart conversion exact?
Yes. Both grain per cubic millimeter and dram per quart are defined by fixed standards rather than physical artifacts, so the factor of 34609.47917 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.