Mass per volume density.
Grains per Pint to Carats per Cubic foot Converter — gr/pt to ct/ft3
Convert Grain per Pint (gr/pt) to Carat per Cubic foot (ct/ft3) using the exact conversion factor (1 grain per pint = 19.38918034 carat per cubic foot). See the formula, worked examples, and conversion table.
Grains per Pint to Carats 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 0.1369444884 / 0.007062933344.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Pint to Carats per Cubic foot
Grain per Pint and Carat 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
carats per cubic foot = grains per pint × 19.3891803429
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per pint equals 0.136944488362 base units, and 1 carat per cubic foot equals 0.0070629333443 base units, so dividing one by the other gives the direct grain per pint-to-carat per cubic foot factor of 19.3891803429.
Simple example
1 gr/pt × 19.38918034 = 19.38918034 ct/ft3
1 grain per pint = 19.38918034 carats per cubic foot.
Real-world example
1,000 gr/pt × 19.38918034 = 19,389.18034 ct/ft3
1,000 grains per pint = 19,389.18034 carats per cubic foot.
Conversion table
| Grain per Pint (gr/pt) | Carat per Cubic foot (ct/ft3) |
|---|---|
| 0.1 gr/pt | 1.938918034 ct/ft3 |
| 1 gr/pt | 19.38918034 ct/ft3 |
| 10 gr/pt | 193.8918034 ct/ft3 |
| 100 gr/pt | 1,938.918034 ct/ft3 |
| 1,000 gr/pt | 19,389.18034 ct/ft3 |
| 10,000 gr/pt | 193,891.8034 ct/ft3 |
Reverse conversion: Carat per Cubic foot to Grain per Pint
19.38918034 ct/ft3 × 0.05157515595 = 0.9999999999 gr/pt
19.38918034 carats per cubic foot = 0.9999999999 grains per pint.
grains per pint = carats per cubic foot × 0.0515751559538
For a page dedicated to this direction, see Carat per Cubic foot to Grain per Pint.
Understanding the Grain per Pint (gr/pt)
Mass per volume density.
Understanding the Carat per Cubic foot (ct/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic foot are in 1 grain per pint?
1 grain per pint equals 19.38918034 carats per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert grain per pint to carat per cubic foot?
Multiply the grain per pint value by 19.38918034. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic foot back to grain per pint?
Use the reverse factor: 1 carat per cubic foot equals 0.051575156 grains per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per pint?
Grain per Pint (gr/pt) is a unit of density.
What is a carat per cubic foot?
Carat per Cubic foot (ct/ft3) is a unit of density.
Is the grain per pint to carat per cubic foot conversion exact?
Yes. Both grain per pint and carat per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 19.38918034 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.