R507 Refrigerant – Klea® 507

R507 Refrigerant - Klea® 507R507 refrigerant is a viable alternative to R-22 and R-502 for new and retrofit applications, Klea® 507 offers good benefits in flooded systems. For a reduced GWP alternative, Klea® 407A is a good refrigerant in supermarket and other commercial applications.

Composition (wt%) R-125/R-143a = 50/50

Please note that not all products are available in all markets.  For further information please contact us

R507 Refrigerant Physical Properties – Klea® 507

Property S.I. Units Value British Units Value
Molecular Weight kg/kmol 98.86 lbm/lbmol 98.86
Critical Temperature °C 70.62 °F 159.11
Critical Pressure bara 37.05 psia 537.36
Critical Density kg/m3 490.77 lb/ft3 30.64
Atmospheric Bubble Point °C -46.741 °F -52.1
Atmospheric Dew Point °C -46.741 °F -52.1
Latent Heat of Vapourisation at Atmospheric Pressure kJ/kg 196.8 BTUIT/lb 84.61
Saturated Vapour Density at Atmospheric Pressure* kg/m3 5.5861 lb/ft3 0.35
Liquid Vapour Pressure @25°C bara 12.826 psia 186.0
Coefficient of Volumetric Thermal Expansion for Saturated Liquid at 25°C °C-1 0.0050859 °F-1 0.00283
Speed of Sound* for Saturated Vapour at 25°C m/s 131.85 ft/s 432.58
Adiabatic Exponent* for Saturated Vapour at 25°C 1.38 1.38
Latent Heat of Vapourisation at 25°C kJ/kg 135.76 BTUIT/lb 58.37
Saturated Vapour Density at 25°C* kg/m3 68.888 lb/ft3 4.30
Saturated Vapour Density at 0°C* kg/m3 32.251 lb/ft3 2.01

* Vapour composition as per bulk refrigerant at dew point