PROGRAMS for REFRIGERATION & AIR CONDITIONING PROFESSIONALS by MISTRAL

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Carbon Dioxide Refrigerant (R744) - Physical Properties

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Density and specific weight of carbon dioxide at given temperatures and pressures

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CO2 Thermodynamic properties

Phase behavior

Triple point 216.58 K (-56.57 °C) 518.5 kPa

Critical point 304.18 K (31.03 °C) 7.38 MPa


CO2 Viscosity of liquid at equilibrium pressure

0.0925 mPa·s at 5°C
0.0852 mPa·s at 10°C
0.0712 mPa·s at 20°C
0.0625 mPa·s at 25°C
0.0321 mPa·s at 31.1°C


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