| Properties | Freon R134a | Water | Al2O3 | |
| I | III | |||
| kW/(m ˚C) | 15.447 | 74.716 | 0.60 | 31.922 |
| Cp J/(kg ˚C) | 1144.5 | 1498.4 | 4180 | 837.336 |
| µ kg/(m∙s) | 12.373 × 10−6 | 161.45 × 10−6 | 0.758 × 10−3 | 4.65 × 10−5 |
| Ρ kg/m3 | 50.085 | 1146.7 | 997 | 3950 |
| ν Νm2/s | 2.47 × 10−7 | 0.14 × 10−6 | 0.8 × 10−7 | 0.118 × 10−7 |
| α m2/s | 2.695 × 10−4 | 4.35 × 10−5 | 1.43 × 10−7 | 9.65 × 10−6 |
| Pr | 1091.1 | 310.7 | 5.68 | 818 |