Mass per volume density.
Ounces per Cubic foot to Kilograms per Cubic foot Converter — oz/ft3 to kg/ft3
Convert Ounce per Cubic foot (oz/ft3) to Kilogram per Cubic foot (kg/ft3) using the exact conversion factor (1 ounce per cubic foot = 0.0283495231 kilogram per cubic foot). See the formula, worked examples, conversion table, and common uses.
Ounces per Cubic foot 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 1.001153961 / 35.31466672.
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 Cubic foot
Ounce per Cubic foot 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 = ounces per cubic foot × 0.028349523125
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 cubic foot equals 35.3146667215 base units, so dividing one by the other gives the direct ounce per cubic foot-to-kilogram per cubic foot factor of 0.028349523125.
Simple example
1 oz/ft3 × 0.02834952313 = 0.0283495231 kg/ft3
1 ounce per cubic foot = 0.0283495231 kilograms per cubic foot.
Real-world example
1,000 oz/ft3 × 0.02834952313 = 28.34952313 kg/ft3
1,000 ounces per cubic foot = 28.34952313 kilograms per cubic foot.
Conversion table
| Ounce per Cubic foot (oz/ft3) | Kilogram per Cubic foot (kg/ft3) |
|---|---|
| 0.1 oz/ft3 | 0.0028349523 kg/ft3 |
| 1 oz/ft3 | 0.0283495231 kg/ft3 |
| 10 oz/ft3 | 0.2834952313 kg/ft3 |
| 100 oz/ft3 | 2.834952313 kg/ft3 |
| 1,000 oz/ft3 | 28.34952313 kg/ft3 |
| 10,000 oz/ft3 | 283.4952313 kg/ft3 |
Reverse conversion: Kilogram per Cubic foot to Ounce per Cubic foot
0.0283495231 kg/ft3 × 35.27396195 = 0.9999999991 oz/ft3
0.0283495231 kilograms per cubic foot = 0.9999999991 ounces per cubic foot.
ounces per cubic foot = kilograms per cubic foot × 35.2739619496
For a page dedicated to this direction, see Kilogram per Cubic foot to Ounce per Cubic foot.
Understanding the Ounce per Cubic foot (oz/ft3)
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 ounce per cubic foot?
1 ounce per cubic foot equals 0.0283495231 kilograms per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic foot to kilogram per cubic foot?
Multiply the ounce per cubic foot value by 0.02834952313. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cubic foot back to ounce per cubic foot?
Use the reverse factor: 1 kilogram per cubic foot equals 35.27396195 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 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 ounce per cubic foot to kilogram per cubic foot conversion exact?
Yes. Both ounce per cubic foot and kilogram per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 0.02834952313 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.