Mass per volume density.
Pounds per Imperial gallon to Pounds per Cubic Meter Converter — lb/imp gal to lb/m3
Convert Pound per Imperial gallon (lb/imp gal) to Pound per Cubic Meter (lb/m3) using the exact conversion factor (1 pound per imperial gallon = 219.9692483 pound per cubic meter). See the formula, worked examples, and conversion table.
Pounds per Imperial gallon 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 99.77637266 / 0.45359237.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Imperial gallon to Pounds per Cubic Meter
Pound per Imperial gallon 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 = pounds per imperial gallon × 219.969248299
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per imperial gallon equals 99.7763726631 base units, and 1 pound per cubic meter equals 0.45359237 base units, so dividing one by the other gives the direct pound per imperial gallon-to-pound per cubic meter factor of 219.969248299.
Simple example
1 lb/imp gal × 219.9692483 = 219.9692483 lb/m3
1 pound per imperial gallon = 219.9692483 pounds per cubic meter.
Real-world example
1,000 lb/imp gal × 219.9692483 = 219,969.2483 lb/m3
1,000 pounds per imperial gallon = 219,969.2483 pounds per cubic meter.
Conversion table
| Pound per Imperial gallon (lb/imp gal) | Pound per Cubic Meter (lb/m3) |
|---|---|
| 0.1 lb/imp gal | 21.99692483 lb/m3 |
| 1 lb/imp gal | 219.9692483 lb/m3 |
| 10 lb/imp gal | 2,199.692483 lb/m3 |
| 100 lb/imp gal | 21,996.92483 lb/m3 |
| 1,000 lb/imp gal | 219,969.2483 lb/m3 |
| 10,000 lb/imp gal | 2,199,692.483 lb/m3 |
Reverse conversion: Pound per Cubic Meter to Pound per Imperial gallon
219.9692483 lb/m3 × 0.00454609 = 1 lb/imp gal
219.9692483 pounds per cubic meter = 1 pounds per imperial gallon.
pounds per imperial gallon = pounds per cubic meter × 0.00454609
For a page dedicated to this direction, see Pound per Cubic Meter to Pound per Imperial gallon.
Understanding the Pound per Imperial gallon (lb/imp gal)
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 pound per imperial gallon?
1 pound per imperial gallon equals 219.9692483 pounds per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert pound per imperial gallon to pound per cubic meter?
Multiply the pound per imperial gallon value by 219.9692483. The converter above does this instantly to whatever precision you set.
How do I convert pound per cubic meter back to pound per imperial gallon?
Use the reverse factor: 1 pound per cubic meter equals 0.00454609 pounds per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per imperial gallon?
Pound per Imperial gallon (lb/imp gal) 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 pound per imperial gallon to pound per cubic meter conversion exact?
Yes. Both pound per imperial gallon and pound per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 219.9692483 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.