Mass per volume density.
Grams per Gallon to Kilograms per Cubic foot Converter — g/gal to kg/ft3
Convert Gram per Gallon (g/gal) to Kilogram per Cubic foot (kg/ft3) using the exact conversion factor (1 gram per gallon = 0.0074805195 kilogram per cubic foot). See the formula, worked examples, conversion table, and common uses.
Grams per Gallon to Kilograms per Cubic foot 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 0.2641720524 / 35.31466672.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Gallon to Kilograms per Cubic foot
Gram per Gallon and Kilogram per Cubic foot 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 cubic foot = grams per gallon × 0.00748051948052
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per gallon equals 0.264172052358 base units, and 1 kilogram per cubic foot equals 35.3146667215 base units, so dividing one by the other gives the direct gram per gallon-to-kilogram per cubic foot factor of 0.00748051948052.
Simple example
1 g/gal × 0.007480519481 = 0.0074805195 kg/ft3
1 gram per gallon = 0.0074805195 kilograms per cubic foot.
Real-world example
1,000 g/gal × 0.007480519481 = 7.480519481 kg/ft3
1,000 grams per gallon = 7.480519481 kilograms per cubic foot.
Conversion table
| Gram per Gallon (g/gal) | Kilogram per Cubic foot (kg/ft3) |
|---|---|
| 0.1 g/gal | 0.0007480519 kg/ft3 |
| 1 g/gal | 0.0074805195 kg/ft3 |
| 10 g/gal | 0.0748051948 kg/ft3 |
| 100 g/gal | 0.7480519481 kg/ft3 |
| 1,000 g/gal | 7.480519481 kg/ft3 |
| 10,000 g/gal | 74.80519481 kg/ft3 |
Reverse conversion: Kilogram per Cubic foot to Gram per Gallon
0.0074805195 kg/ft3 × 133.6805556 = 1.000000003 g/gal
0.0074805195 kilograms per cubic foot = 1.000000003 grams per gallon.
grams per gallon = kilograms per cubic foot × 133.680555556
For a page dedicated to this direction, see Kilogram per Cubic foot to Gram per Gallon.
Understanding the Gram per Gallon (g/gal)
Mass per volume density.
Understanding the Kilogram per Cubic foot
Kilogram per Cubic foot (kg/ft3) measures density. A mathematically valid way to express density in kilograms per cubic foot. It is classified as a mixed metric/US customary density unit.
Uses of the Kilogram per Cubic foot today
- Can be used to express the density of construction and bulk materials such as insulation, soil, or aggregate — in practice, pounds per cubic foot (US) or tons per cubic yard are the units more commonly seen in US construction references
Kilogram per Cubic foot — sources
- US construction and materials-estimating references — US construction density figures are typically given in pounds per cubic foot or tons per cubic yard rather than kilograms per cubic foot.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per cubic foot are in 1 gram per gallon?
1 gram per gallon equals 0.0074805195 kilograms per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert gram per gallon to kilogram per cubic foot?
Multiply the gram per gallon value by 0.007480519481. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cubic foot back to gram per gallon?
Use the reverse factor: 1 kilogram per cubic foot equals 133.6805556 grams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per gallon?
Gram per Gallon (g/gal) is a unit of density.
What is a kilogram per cubic foot?
Kilogram per Cubic foot (kg/ft3) measures density. A mathematically valid way to express density in kilograms per cubic foot. It is classified as a mixed metric/US customary density unit.
Is the gram per gallon to kilogram per cubic foot conversion exact?
Yes. Both gram per gallon and kilogram per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 0.007480519481 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.