Mass per volume density.
Ounces per Pint to Grains per Cubic Millimeter Converter — oz/pt to gr/mm3
Convert Ounce per Pint (oz/pt) to Grain per Cubic Millimeter (gr/mm3) using the exact conversion factor (1 ounce per pint = 0.0009246022 grain per cubic millimeter). See the formula, worked examples, and conversion table.
Ounces per Pint to Grains per Cubic Millimeter 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 59.91321366 / 64798.91.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Pint to Grains per Cubic Millimeter
Ounce per Pint and Grain per Cubic Millimeter 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 cubic millimeter = ounces per pint × 0.000924602183254
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per pint equals 59.9132136584 base units, and 1 grain per cubic millimeter equals 64798.91 base units, so dividing one by the other gives the direct ounce per pint-to-grain per cubic millimeter factor of 0.000924602183254.
Simple example
1 oz/pt × 0.0009246021833 = 0.0009246022 gr/mm3
1 ounce per pint = 0.0009246022 grains per cubic millimeter.
Real-world example
1,000 oz/pt × 0.0009246021833 = 0.9246021833 gr/mm3
1,000 ounces per pint = 0.9246021833 grains per cubic millimeter.
Conversion table
| Ounce per Pint (oz/pt) | Grain per Cubic Millimeter (gr/mm3) |
|---|---|
| 0.1 oz/pt | 0.0000924602 gr/mm3 |
| 1 oz/pt | 0.0009246022 gr/mm3 |
| 10 oz/pt | 0.0092460218 gr/mm3 |
| 100 oz/pt | 0.0924602183 gr/mm3 |
| 1,000 oz/pt | 0.9246021833 gr/mm3 |
| 10,000 oz/pt | 9.246021833 gr/mm3 |
Reverse conversion: Grain per Cubic Millimeter to Ounce per Pint
0.0009246022 gr/mm3 × 1081.546224 = 1.000000018 oz/pt
0.0009246022 grains per cubic millimeter = 1.000000018 ounces per pint.
ounces per pint = grains per cubic millimeter × 1081.546224
For a page dedicated to this direction, see Grain per Cubic Millimeter to Ounce per Pint.
Understanding the Ounce per Pint (oz/pt)
Mass per volume density.
Understanding the Grain per Cubic Millimeter (gr/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per cubic millimeter are in 1 ounce per pint?
1 ounce per pint equals 0.0009246022 grains per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per pint to grain per cubic millimeter?
Multiply the ounce per pint value by 0.0009246021833. The converter above does this instantly to whatever precision you set.
How do I convert grain per cubic millimeter back to ounce per pint?
Use the reverse factor: 1 grain per cubic millimeter equals 1,081.546224 ounces per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per pint?
Ounce per Pint (oz/pt) is a unit of density.
What is a grain per cubic millimeter?
Grain per Cubic Millimeter (gr/mm3) is a unit of density.
Is the ounce per pint to grain per cubic millimeter conversion exact?
Yes. Both ounce per pint and grain per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 0.0009246021833 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.