Mass per volume density.
Ounces per Cubic foot to Grains per Gallon Converter — oz/ft3 to gr/gal
Convert Ounce per Cubic foot (oz/ft3) to Grain per Gallon (gr/gal) using the exact conversion factor (1 ounce per cubic foot = 58.48524306 grain per gallon). See the formula, worked examples, and conversion table.
Ounces per Cubic foot to Grains per 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 1.001153961 / 0.01711806105.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Cubic foot to Grains per Gallon
Ounce per Cubic foot and Grain per 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 gallon = ounces per cubic foot × 58.4852430556
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cubic foot equals 1.00115396087 base units, and 1 grain per gallon equals 0.0171180610453 base units, so dividing one by the other gives the direct ounce per cubic foot-to-grain per gallon factor of 58.4852430556.
Simple example
1 oz/ft3 × 58.48524306 = 58.48524306 gr/gal
1 ounce per cubic foot = 58.48524306 grains per gallon.
Real-world example
1,000 oz/ft3 × 58.48524306 = 58,485.24306 gr/gal
1,000 ounces per cubic foot = 58,485.24306 grains per gallon.
Conversion table
| Ounce per Cubic foot (oz/ft3) | Grain per Gallon (gr/gal) |
|---|---|
| 0.1 oz/ft3 | 5.848524306 gr/gal |
| 1 oz/ft3 | 58.48524306 gr/gal |
| 10 oz/ft3 | 584.8524306 gr/gal |
| 100 oz/ft3 | 5,848.524306 gr/gal |
| 1,000 oz/ft3 | 58,485.24306 gr/gal |
| 10,000 oz/ft3 | 584,852.4306 gr/gal |
Reverse conversion: Grain per Gallon to Ounce per Cubic foot
58.48524306 gr/gal × 0.01709833024 = 1 oz/ft3
58.48524306 grains per gallon = 1 ounces per cubic foot.
ounces per cubic foot = grains per gallon × 0.0170983302412
For a page dedicated to this direction, see Grain per Gallon to Ounce per Cubic foot.
Understanding the Ounce per Cubic foot (oz/ft3)
Mass per volume density.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per gallon are in 1 ounce per cubic foot?
1 ounce per cubic foot equals 58.48524306 grains per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic foot to grain per gallon?
Multiply the ounce per cubic foot value by 58.48524306. The converter above does this instantly to whatever precision you set.
How do I convert grain per gallon back to ounce per cubic foot?
Use the reverse factor: 1 grain per gallon equals 0.0170983302 ounces per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cubic foot?
Ounce per Cubic foot (oz/ft3) is a unit of density.
What is a grain per gallon?
Grain per Gallon (gr/gal) is a unit of density.
Is the ounce per cubic foot to grain per gallon conversion exact?
Yes. Both ounce per cubic foot and grain per gallon are defined by fixed standards rather than physical artifacts, so the factor of 58.48524306 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.