Mass per volume density.
Slug per Cubic inches to Kilograms per Cubic Millimeter Converter — slug/in3 to kg/mm3
Convert Slug per Cubic inch (slug/in3) to Kilogram per Cubic Millimeter (kg/mm3) using the exact conversion factor (1 slug per cubic inch = 0.0008905746 kilogram per cubic millimeter). See the formula, worked examples, and conversion table.
Slug per Cubic inches to Kilograms per Cubic Millimeter 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 890574.5982 / 1e+9.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slug per Cubic inches to Kilograms per Cubic Millimeter
Slug per Cubic inch and Kilogram per Cubic Millimeter 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
kilograms per cubic millimeter = slug per cubic inches × 0.000890574598183
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic inch equals 890574.598183 base units, and 1 kilogram per cubic millimeter equals 1000000000 base units, so dividing one by the other gives the direct slug per cubic inch-to-kilogram per cubic millimeter factor of 0.000890574598183.
Simple example
1 slug/in3 × 0.0008905745982 = 0.0008905746 kg/mm3
1 slug per cubic inch = 0.0008905746 kilograms per cubic millimeter.
Real-world example
1,000 slug/in3 × 0.0008905745982 = 0.8905745982 kg/mm3
1,000 slug per cubic inches = 0.8905745982 kilograms per cubic millimeter.
Conversion table
| Slug per Cubic inch (slug/in3) | Kilogram per Cubic Millimeter (kg/mm3) |
|---|---|
| 0.1 slug/in3 | 0.0000890575 kg/mm3 |
| 1 slug/in3 | 0.0008905746 kg/mm3 |
| 10 slug/in3 | 0.008905746 kg/mm3 |
| 100 slug/in3 | 0.0890574598 kg/mm3 |
| 1,000 slug/in3 | 0.8905745982 kg/mm3 |
| 10,000 slug/in3 | 8.905745982 kg/mm3 |
Reverse conversion: Kilogram per Cubic Millimeter to Slug per Cubic inch
0.0008905746 kg/mm3 × 1122.870562 = 1.000000002 slug/in3
0.0008905746 kilograms per cubic millimeter = 1.000000002 slug per cubic inches.
slug per cubic inches = kilograms per cubic millimeter × 1122.87056249
For a page dedicated to this direction, see Kilogram per Cubic Millimeter to Slug per Cubic inch.
Understanding the Slug per Cubic inch (slug/in3)
Mass per volume density.
Understanding the Kilogram per Cubic Millimeter (kg/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per cubic millimeter are in 1 slug per cubic inch?
1 slug per cubic inch equals 0.0008905746 kilograms per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic inch to kilogram per cubic millimeter?
Multiply the slug per cubic inch value by 0.0008905745982. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cubic millimeter back to slug per cubic inch?
Use the reverse factor: 1 kilogram per cubic millimeter equals 1,122.870562 slug per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic inch?
Slug per Cubic inch (slug/in3) is a unit of density.
What is a kilogram per cubic millimeter?
Kilogram per Cubic Millimeter (kg/mm3) is a unit of density.
Is the slug per cubic inch to kilogram per cubic millimeter conversion exact?
Yes. Both slug per cubic inch and kilogram per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 0.0008905745982 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.