Mass per volume density.
Slugs per Fluid ounce to Megagrams per Cubic Millimeter Converter — slug/fl oz to Mg/mm3
Convert Slug per Fluid ounce (slug/fl oz) to Megagram per Cubic Millimeter (Mg/mm3) using the exact conversion factor (1 slug per fluid ounce = 4.934786e-7 megagram per cubic millimeter). See the formula, worked examples, and conversion table.
Slugs per Fluid ounce to Megagrams 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 493478.5652 / 1e+12.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Fluid ounce to Megagrams per Cubic Millimeter
Slug per Fluid ounce and Megagram 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
megagrams per cubic millimeter = slugs per fluid ounce × 4.934786e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per fluid ounce equals 493478.565227 base units, and 1 megagram per cubic millimeter equals 1000000000000 base units, so dividing one by the other gives the direct slug per fluid ounce-to-megagram per cubic millimeter factor of 4.934786e-7.
Simple example
1 slug/fl oz × 4.934786e-7 = 4.934786e-7 Mg/mm3
1 slug per fluid ounce = 4.934786e-7 megagrams per cubic millimeter.
Real-world example
1,000 slug/fl oz × 4.934786e-7 = 0.0004934786 Mg/mm3
1,000 slugs per fluid ounce = 0.0004934786 megagrams per cubic millimeter.
Conversion table
| Slug per Fluid ounce (slug/fl oz) | Megagram per Cubic Millimeter (Mg/mm3) |
|---|---|
| 0.1 slug/fl oz | 4.934786e-8 Mg/mm3 |
| 1 slug/fl oz | 4.934786e-7 Mg/mm3 |
| 10 slug/fl oz | 0.0000049348 Mg/mm3 |
| 100 slug/fl oz | 0.0000493479 Mg/mm3 |
| 1,000 slug/fl oz | 0.0004934786 Mg/mm3 |
| 10,000 slug/fl oz | 0.0049347857 Mg/mm3 |
Reverse conversion: Megagram per Cubic Millimeter to Slug per Fluid ounce
4.934786e-7 Mg/mm3 × 2026430.468 = 1.00000007 slug/fl oz
4.934786e-7 megagrams per cubic millimeter = 1.00000007 slugs per fluid ounce.
slugs per fluid ounce = megagrams per cubic millimeter × 2026430.46824
For a page dedicated to this direction, see Megagram per Cubic Millimeter to Slug per Fluid ounce.
Understanding the Slug per Fluid ounce (slug/fl oz)
Mass per volume density.
Understanding the Megagram per Cubic Millimeter (Mg/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many megagrams per cubic millimeter are in 1 slug per fluid ounce?
1 slug per fluid ounce equals 4.934786e-7 megagrams per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert slug per fluid ounce to megagram per cubic millimeter?
Multiply the slug per fluid ounce value by 4.934786e-7. The converter above does this instantly to whatever precision you set.
How do I convert megagram per cubic millimeter back to slug per fluid ounce?
Use the reverse factor: 1 megagram per cubic millimeter equals 2,026,430.468 slugs per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per fluid ounce?
Slug per Fluid ounce (slug/fl oz) is a unit of density.
What is a megagram per cubic millimeter?
Megagram per Cubic Millimeter (Mg/mm3) is a unit of density.
Is the slug per fluid ounce to megagram per cubic millimeter conversion exact?
Yes. Both slug per fluid ounce and megagram per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 4.934786e-7 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.