Mass per volume density.
Ounces per Cubic foot to Pounds per Cubic Meter Converter — oz/ft3 to lb/m3
Convert Ounce per Cubic foot (oz/ft3) to Pound per Cubic Meter (lb/m3) using the exact conversion factor (1 ounce per cubic foot = 2.20716667 pound per cubic meter). See the formula, worked examples, and conversion table.
Ounces per Cubic foot to Pounds per Cubic Meter 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 / 0.45359237.
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 Pounds per Cubic Meter
Ounce per Cubic foot and Pound per Cubic Meter 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
pounds per cubic meter = ounces per cubic foot × 2.20716667009
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 pound per cubic meter equals 0.45359237 base units, so dividing one by the other gives the direct ounce per cubic foot-to-pound per cubic meter factor of 2.20716667009.
Simple example
1 oz/ft3 × 2.20716667 = 2.20716667 lb/m3
1 ounce per cubic foot = 2.20716667 pounds per cubic meter.
Real-world example
1,000 oz/ft3 × 2.20716667 = 2,207.16667 lb/m3
1,000 ounces per cubic foot = 2,207.16667 pounds per cubic meter.
Conversion table
| Ounce per Cubic foot (oz/ft3) | Pound per Cubic Meter (lb/m3) |
|---|---|
| 0.1 oz/ft3 | 0.220716667 lb/m3 |
| 1 oz/ft3 | 2.20716667 lb/m3 |
| 10 oz/ft3 | 22.0716667 lb/m3 |
| 100 oz/ft3 | 220.716667 lb/m3 |
| 1,000 oz/ft3 | 2,207.16667 lb/m3 |
| 10,000 oz/ft3 | 22,071.6667 lb/m3 |
Reverse conversion: Pound per Cubic Meter to Ounce per Cubic foot
2.20716667 lb/m3 × 0.4530695455 = 1 oz/ft3
2.20716667 pounds per cubic meter = 1 ounces per cubic foot.
ounces per cubic foot = pounds per cubic meter × 0.453069545472
For a page dedicated to this direction, see Pound per Cubic Meter to Ounce per Cubic foot.
Understanding the Ounce per Cubic foot (oz/ft3)
Mass per volume density.
Understanding the Pound per Cubic Meter (lb/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per cubic meter are in 1 ounce per cubic foot?
1 ounce per cubic foot equals 2.20716667 pounds per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic foot to pound per cubic meter?
Multiply the ounce per cubic foot value by 2.20716667. The converter above does this instantly to whatever precision you set.
How do I convert pound per cubic meter back to ounce per cubic foot?
Use the reverse factor: 1 pound per cubic meter equals 0.4530695455 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 pound per cubic meter?
Pound per Cubic Meter (lb/m3) is a unit of density.
Is the ounce per cubic foot to pound per cubic meter conversion exact?
Yes. Both ounce per cubic foot and pound per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 2.20716667 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.