Mass per volume density.
Troy ounce per Cubic inches to Grains per Milliliter Converter — oz t/in3 to gr/mL
Convert Troy ounce per Cubic inch (oz t/in3) to Grain per Milliliter (gr/mL) using the exact conversion factor (1 troy ounce per cubic inch = 29.29139717 grain per milliliter). See the formula, worked examples, and conversion table.
Troy ounce per Cubic inches to Grains per Milliliter 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 1898.050609 / 64.79891.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounce per Cubic inches to Grains per Milliliter
Troy ounce per Cubic inch and Grain per Milliliter 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 milliliter = troy ounce per cubic inches × 29.2913971655
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce per cubic inch equals 1898.0506087 base units, and 1 grain per milliliter equals 64.79891 base units, so dividing one by the other gives the direct troy ounce per cubic inch-to-grain per milliliter factor of 29.2913971655.
Simple example
1 oz t/in3 × 29.29139717 = 29.29139717 gr/mL
1 troy ounce per cubic inch = 29.29139717 grains per milliliter.
Real-world example
1,000 oz t/in3 × 29.29139717 = 29,291.39717 gr/mL
1,000 troy ounce per cubic inches = 29,291.39717 grains per milliliter.
Conversion table
| Troy ounce per Cubic inch (oz t/in3) | Grain per Milliliter (gr/mL) |
|---|---|
| 0.1 oz t/in3 | 2.929139717 gr/mL |
| 1 oz t/in3 | 29.29139717 gr/mL |
| 10 oz t/in3 | 292.9139717 gr/mL |
| 100 oz t/in3 | 2,929.139717 gr/mL |
| 1,000 oz t/in3 | 29,291.39717 gr/mL |
| 10,000 oz t/in3 | 292,913.9717 gr/mL |
Reverse conversion: Grain per Milliliter to Troy ounce per Cubic inch
29.29139717 gr/mL × 0.03413971667 = 1 oz t/in3
29.29139717 grains per milliliter = 1 troy ounce per cubic inches.
troy ounce per cubic inches = grains per milliliter × 0.0341397166667
For a page dedicated to this direction, see Grain per Milliliter to Troy ounce per Cubic inch.
Understanding the Troy ounce per Cubic inch (oz t/in3)
Mass per volume density.
Understanding the Grain per Milliliter (gr/mL)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per milliliter are in 1 troy ounce per cubic inch?
1 troy ounce per cubic inch equals 29.29139717 grains per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per cubic inch to grain per milliliter?
Multiply the troy ounce per cubic inch value by 29.29139717. The converter above does this instantly to whatever precision you set.
How do I convert grain per milliliter back to troy ounce per cubic inch?
Use the reverse factor: 1 grain per milliliter equals 0.0341397167 troy ounce per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce per cubic inch?
Troy ounce per Cubic inch (oz t/in3) is a unit of density.
What is a grain per milliliter?
Grain per Milliliter (gr/mL) is a unit of density.
Is the troy ounce per cubic inch to grain per milliliter conversion exact?
Yes. Both troy ounce per cubic inch and grain per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 29.29139717 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.