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Engineering ToolBox > Potassium - Thermophysical Properties
Potassium is a chemical element with the symbol K. Thermophysical properties for temperatures ranging 350-820 oC are indicated in the table below.
| Temperature (oC) | Latent Heat (kJ/kg) | Liquid Density (kg/m3) | Vapor Density (kg/m3) | Liquid Thermal Conductivity (W/moC) | Liquid Viscosity (cP) | Vapor Viscosity 102 (cP) | Vapor Pressure (bars) | Vapor Specific Heat (kJ/kgoC) | Liquid Surface Tension 102 (N/m) |
| 350 | 2093 | 763 | 0.002 | 51.1 | 0.21 | 0.15 | 0.01 | 5.3 | 9.5 |
| 400 | 2078 | 748 | 0.006 | 49.1 | 0.19 | 0.16 | 0.01 | 5.3 | 9.0 |
| 450 | 2060 | 735 | 0.015 | 47.1 | 0.18 | 0.16 | 0.02 | 5.3 | 8.7 |
| 500 | 2040 | 725 | 0.031 | 45.1 | 0.17 | 0.17 | 0.05 | 5.3 | 8.4 |
| 550 | 2020 | 715 | 0.062 | 43.3 | 0.15 | 0.17 | 0.10 | 5.3 | 8.2 |
| 600 | 2000 | 705 | 0.111 | 41.8 | 0.14 | 0.18 | 0.19 | 5.3 | 7.9 |
| 650 | 1980 | 695 | 0.193 | 40.1 | 0.13 | 0.19 | 0.35 | 5.3 | 7.5 |
| 700 | 1960 | 685 | 0.314 | 38.1 | 0.12 | 0.19 | 0.61 | 5.3 | 7.1 |
| 750 | 1938 | 675 | 0.486 | 36.3 | 0.12 | 0.20 | 0.99 | 5.3 | 6.7 |
| 800 | 1913 | 665 | 0.716 | 34.8 | 0.11 | 0.20 | 1.55 | 5.3 | 6.3 |
| 850 | 1883 | 653 | 1.054 | 33.3 | 0.10 | 0.21 | 2.34 | 5.3 | 5.9 |