Kilogram per cubic meter to Gram per cubic centimeter Conversion Table
| Kilogram per cubic meter (kg/m3) | Gram per cubic centimeter (g/cm3) | Reference Benchmark | Formula Step |
|---|---|---|---|
| 1.225 kg/m³ | 0.001225 g/cm³ | Dry atmospheric air at standard temperature and pressure | 1.225 × 0.001 = 0.001225 g/cm³ |
| 120 kg/m³ | 0.12 g/cm³ | Aviation grade balsa wood structural core | 120 × 0.001 = 0.12 g/cm³ |
| 240 kg/m³ | 0.24 g/cm³ | Natural cellular cork thermal insulation | 240 × 0.001 = 0.24 g/cm³ |
| 534 kg/m³ | 0.534 g/cm³ | Elemental solid metallic lithium | 534 × 0.001 = 0.534 g/cm³ |
| 680 kg/m³ | 0.68 g/cm³ | Commercial petroleum gasoline blend | 680 × 0.001 = 0.68 g/cm³ |
| 800 kg/m³ | 0.8 g/cm³ | Industrial solvent ethyl alcohol | 800 × 0.001 = 0.8 g/cm³ |
| 917 kg/m³ | 0.917 g/cm³ | Glacial and freshwater ice crystal density | 917 × 0.001 = 0.917 g/cm³ |
| 998 kg/m³ | 0.998 g/cm³ | Liquid water density at ambient 20°C | 998 × 0.001 = 0.998 g/cm³ |
| 1,000 kg/m³ | 1 g/cm³ | Pure liquid water density baseline at 4°C | 1,000 × 0.001 = 1 g/cm³ |
| 1,260 kg/m³ | 1.26 g/cm³ | Pharmaceutical grade pure vegetable glycerin | 1,260 × 0.001 = 1.26 g/cm³ |
| 2,700 kg/m³ | 2.7 g/cm³ | Structural aluminum sheet alloy 6061 | 2,700 × 0.001 = 2.7 g/cm³ |
| 7,850 kg/m³ | 7.85 g/cm³ | Fabricated structural carbon steel | 7,850 × 0.001 = 7.85 g/cm³ |
| 8,960 kg/m³ | 8.96 g/cm³ | High-conductivity electrolytic copper wire | 8,960 × 0.001 = 8.96 g/cm³ |
| 11,340 kg/m³ | 11.34 g/cm³ | Cast heavy lead ballast and shielding | 11,340 × 0.001 = 11.34 g/cm³ |
| 13,550 kg/m³ | 13.55 g/cm³ | Elemental liquid mercury barometer fluid | 13,550 × 0.001 = 13.55 g/cm³ |
| 19,320 kg/m³ | 19.32 g/cm³ | Refined elemental 24k monetary gold | 19,320 × 0.001 = 19.32 g/cm³ |
Kilogram per cubic meter to Gram per cubic centimeter Formula & Unit Definitions
The mathematical ratio from kg/m³ to g/cm³ is exactly 0.001 (or 1/1,000). Since 1 kg = 1,000 g and 1 m³ = 1,000,000 cm³, the relationship is (1,000 g) / (1,000,000 cm³) = 1/1,000 g/cm³ = 0.001 g/cm³. Thus, dividing any density in kg/m³ by 1,000 converts it directly to g/cm³.
Quick Estimation: To convert kg/m³ to g/cm³ in your head, simply move the decimal point three positions to the left (divide by 1,000). For instance, titanium at 4,506 kg/m³ becomes 4.506 g/cm³, and dry air at 1.225 kg/m³ becomes 0.001225 g/cm³.
Kilogram per cubic meter (kg/m3)
Source Unit- Coherent SI base derived unit of density used across civil, mechanical, and aerospace engineering.
- Represents the absolute mass contained within a massive 1 m × 1 m × 1 m volume cube.
- Essential for computational fluid dynamics (CFD), hydrostatic head pressure, and structural dead load calculations.
Grams per Cubic Centimeter (g/cm³)
Target Unit- Traditional CGS metric laboratory unit ubiquitous in mineralogy, general chemistry, and pharmacy.
- Equates numerically to grams per milliliter (g/mL) and kilograms per liter (kg/L).
- Yields intuitive values normalized near 1.0, where any solid with density > 1 sinks in water, and < 1 floats.
Frequently Asked Questions
Q.What is the exact formula for kg/m³ to g/cm³?
Density (g/cm³) = Density (kg/m³) × 0.001. For reverse conversion from g/cm³ to kg/m³, multiply by 1,000.
Q.What is the physical difference between Kilogram per cubic meter and Gram per cubic centimeter?
Kilogram per cubic meter is the coherent SI base derived density unit for macroscopic engineering, while Gram per cubic centimeter is a CGS metric laboratory unit tailored for benchtop assays and mineralogy.
Q.Is g/cm³ the same as grams per milliliter (g/mL)?
Yes. Since 1 cubic centimeter (cm³) equals exactly 1 milliliter (mL), a density expressed in g/cm³ is numerically identical to g/mL and kilograms per liter (kg/L).