Mass per volume density.
Ounces per Cubic foot to Kilograms per Imperial gallon Converter — oz/ft3 to kg/imp gal
Convert Ounce per Cubic foot (oz/ft3) to Kilogram per Imperial gallon (kg/imp gal) using the exact conversion factor (1 ounce per cubic foot = 0.004551336 kilogram per imperial gallon). See the formula, worked examples, conversion table, and common uses.
Ounces per Cubic foot to Kilograms per Imperial 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 / 219.9692483.
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 Kilograms per Imperial gallon
Ounce per Cubic foot and Kilogram per Imperial 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
kilograms per imperial gallon = ounces per cubic foot × 0.00455133600998
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 kilogram per imperial gallon equals 219.969248299 base units, so dividing one by the other gives the direct ounce per cubic foot-to-kilogram per imperial gallon factor of 0.00455133600998.
Simple example
1 oz/ft3 × 0.00455133601 = 0.004551336 kg/imp gal
1 ounce per cubic foot = 0.004551336 kilograms per imperial gallon.
Real-world example
1,000 oz/ft3 × 0.00455133601 = 4.55133601 kg/imp gal
1,000 ounces per cubic foot = 4.55133601 kilograms per imperial gallon.
Conversion table
| Ounce per Cubic foot (oz/ft3) | Kilogram per Imperial gallon (kg/imp gal) |
|---|---|
| 0.1 oz/ft3 | 0.0004551336 kg/imp gal |
| 1 oz/ft3 | 0.004551336 kg/imp gal |
| 10 oz/ft3 | 0.0455133601 kg/imp gal |
| 100 oz/ft3 | 0.455133601 kg/imp gal |
| 1,000 oz/ft3 | 4.55133601 kg/imp gal |
| 10,000 oz/ft3 | 45.5133601 kg/imp gal |
Reverse conversion: Kilogram per Imperial gallon to Ounce per Cubic foot
0.004551336 kg/imp gal × 219.715705 = 0.9999999978 oz/ft3
0.004551336 kilograms per imperial gallon = 0.9999999978 ounces per cubic foot.
ounces per cubic foot = kilograms per imperial gallon × 219.715704972
For a page dedicated to this direction, see Kilogram per Imperial gallon to Ounce per Cubic foot.
Understanding the Ounce per Cubic foot (oz/ft3)
Mass per volume density.
Understanding the Kilogram per Imperial gallon
Kilogram per Imperial gallon (kg/imp gal) measures density. A mathematically valid way to express liquid density in kilograms per imperial gallon. It is classified as a mixed metric/UK customary density unit.
Uses of the Kilogram per Imperial gallon today
- Can be used to express liquid density in UK/Commonwealth contexts that reference the imperial gallon — in practice, kilograms per liter is the more commonly seen metric density unit even in these regions
Kilogram per Imperial gallon — sources
- UK/Commonwealth liquid-measurement references — The imperial gallon remains in some UK/Commonwealth commercial use, but liquid density is more commonly quoted in kilograms per liter.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per imperial gallon are in 1 ounce per cubic foot?
1 ounce per cubic foot equals 0.004551336 kilograms per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic foot to kilogram per imperial gallon?
Multiply the ounce per cubic foot value by 0.00455133601. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per imperial gallon back to ounce per cubic foot?
Use the reverse factor: 1 kilogram per imperial gallon equals 219.715705 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 kilogram per imperial gallon?
Kilogram per Imperial gallon (kg/imp gal) measures density. A mathematically valid way to express liquid density in kilograms per imperial gallon. It is classified as a mixed metric/UK customary density unit.
Is the ounce per cubic foot to kilogram per imperial gallon conversion exact?
Yes. Both ounce per cubic foot and kilogram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.00455133601 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.