Mass per volume density.
Pounds per Cubic foot to Slugs per Liter Converter — lb/ft3 to slug/L
Convert Pound per Cubic foot (lb/ft3) to Slug per Liter (slug/L) using the exact conversion factor (1 pound per cubic foot = 0.0010976134 slug per liter). See the formula, worked examples, conversion table, and common uses.
Pounds per Cubic foot to Slugs per Liter 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 16.01846337 / 14593.90294.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Cubic foot to Slugs per Liter
Pound per Cubic foot and Slug per Liter 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. Pound per Cubic foot is most often used for us construction material density specs (concrete, soil, lumber, insulation).
Formula
slugs per liter = pounds per cubic foot × 0.0010976133967
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per cubic foot equals 16.018463374 base units, and 1 slug per liter equals 14593.9029372 base units, so dividing one by the other gives the direct pound per cubic foot-to-slug per liter factor of 0.0010976133967.
Simple example
1 lb/ft3 × 0.001097613397 = 0.0010976134 slug/L
1 pound per cubic foot = 0.0010976134 slugs per liter.
Real-world example
1,000 lb/ft3 × 0.001097613397 = 1.097613397 slug/L
1,000 pounds per cubic foot = 1.097613397 slugs per liter.
Conversion table
| Pound per Cubic foot (lb/ft3) | Slug per Liter (slug/L) |
|---|---|
| 0.1 lb/ft3 | 0.0001097613 slug/L |
| 1 lb/ft3 | 0.0010976134 slug/L |
| 10 lb/ft3 | 0.010976134 slug/L |
| 100 lb/ft3 | 0.1097613397 slug/L |
| 1,000 lb/ft3 | 1.097613397 slug/L |
| 10,000 lb/ft3 | 10.97613397 slug/L |
Reverse conversion: Slug per Liter to Pound per Cubic foot
0.0010976134 slug/L × 911.0675972 = 1.000000003 lb/ft3
0.0010976134 slugs per liter = 1.000000003 pounds per cubic foot.
pounds per cubic foot = slugs per liter × 911.067597216
For a page dedicated to this direction, see Slug per Liter to Pound per Cubic foot.
Understanding the Pound per Cubic foot
Pound per Cubic foot (lb/ft3) measures density. The US customary unit for expressing density, commonly used in construction and engineering material specifications. It is classified as a US customary density unit.
Where it's used: United States (construction, engineering, materials specifications)
Uses of the Pound per Cubic foot today
- US construction material density specs (concrete, soil, lumber, insulation)
- US engineering material property tables
- Bulk material handling and shipping weight estimates
Understanding the Slug per Liter (slug/L)
Mass per volume density.
Pound per Cubic foot — sources
- NIST Handbook 44 — General tables of units including US customary density measures.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per liter are in 1 pound per cubic foot?
1 pound per cubic foot equals 0.0010976134 slugs per liter, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cubic foot to slug per liter?
Multiply the pound per cubic foot value by 0.001097613397. The converter above does this instantly to whatever precision you set.
How do I convert slug per liter back to pound per cubic foot?
Use the reverse factor: 1 slug per liter equals 911.0675972 pounds per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per cubic foot?
Pound per Cubic foot (lb/ft3) measures density. The US customary unit for expressing density, commonly used in construction and engineering material specifications. It is classified as a US customary density unit.
What is a slug per liter?
Slug per Liter (slug/L) is a unit of density.
Is the pound per cubic foot to slug per liter conversion exact?
Yes. Both pound per cubic foot and slug per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.001097613397 used above is exact to as many digits as you choose to display.
Where is the pound per cubic foot still used today?
United States (construction, engineering, materials specifications)
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.