Mass per volume density.
Carats per Fluid ounce to Grain per Cubic inches Converter — ct/fl oz to gr/in3
Convert Carat per Fluid ounce (ct/fl oz) to Grain per Cubic inch (gr/in3) using the exact conversion factor (1 carat per fluid ounce = 1.710252701 grain per cubic inch). See the formula, worked examples, and conversion table.
Carats per Fluid ounce to Grain per Cubic inches 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 6.76280454 / 3.954272101.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Fluid ounce to Grain per Cubic inches
Carat per Fluid ounce and Grain per Cubic inch 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
grain per cubic inches = carats per fluid ounce × 1.71025270059
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per fluid ounce equals 6.76280454037 base units, and 1 grain per cubic inch equals 3.95427210146 base units, so dividing one by the other gives the direct carat per fluid ounce-to-grain per cubic inch factor of 1.71025270059.
Simple example
1 ct/fl oz × 1.710252701 = 1.710252701 gr/in3
1 carat per fluid ounce = 1.710252701 grain per cubic inches.
Real-world example
1,000 ct/fl oz × 1.710252701 = 1,710.252701 gr/in3
1,000 carats per fluid ounce = 1,710.252701 grain per cubic inches.
Conversion table
| Carat per Fluid ounce (ct/fl oz) | Grain per Cubic inch (gr/in3) |
|---|---|
| 0.1 ct/fl oz | 0.1710252701 gr/in3 |
| 1 ct/fl oz | 1.710252701 gr/in3 |
| 10 ct/fl oz | 17.10252701 gr/in3 |
| 100 ct/fl oz | 171.0252701 gr/in3 |
| 1,000 ct/fl oz | 1,710.252701 gr/in3 |
| 10,000 ct/fl oz | 17,102.52701 gr/in3 |
Reverse conversion: Grain per Cubic inch to Carat per Fluid ounce
1.710252701 gr/in3 × 0.5847089145 = 1 ct/fl oz
1.710252701 grain per cubic inches = 1 carats per fluid ounce.
carats per fluid ounce = grain per cubic inches × 0.584708914453
For a page dedicated to this direction, see Grain per Cubic inch to Carat per Fluid ounce.
Understanding the Carat per Fluid ounce (ct/fl oz)
Mass per volume density.
Understanding the Grain per Cubic inch (gr/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grain per cubic inches are in 1 carat per fluid ounce?
1 carat per fluid ounce equals 1.710252701 grain per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert carat per fluid ounce to grain per cubic inch?
Multiply the carat per fluid ounce value by 1.710252701. The converter above does this instantly to whatever precision you set.
How do I convert grain per cubic inch back to carat per fluid ounce?
Use the reverse factor: 1 grain per cubic inch equals 0.5847089145 carats per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per fluid ounce?
Carat per Fluid ounce (ct/fl oz) is a unit of density.
What is a grain per cubic inch?
Grain per Cubic inch (gr/in3) is a unit of density.
Is the carat per fluid ounce to grain per cubic inch conversion exact?
Yes. Both carat per fluid ounce and grain per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 1.710252701 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.