41
TM SmartCool One 5057724 v1.0_08_2022
Glycol
Specific Heat Capacity (Cp) - kJ/kg.K (Btu/lb.°F)
Water/Glycol
Temperature
Ethylene Glycol (Volume) / Freezing Point °C
0% /
0°C (32°F)
10% /
-4°C (24.8°F)
20% /
-9°C (15.8°F)
30% /
-15°C (5°F)
40% /
-23°C (-9.4°F)
°C (°F)
C
p
C
p
C
p
C
p
C
p
20 (68)
4.183 (0.999)
3.972 (0.949)
3.815 (0.911)
3.645 (0.871)
3.468 (0.828)
25 (77)
4.181 (0.999)
3.981 (0.951)
3.826 (0.914)
3.66 (0.874)
3.485 (0.832)
30 (86)
4.179 (0.998)
3.989 (0.953)
3.838 (0.917)
3.674 (0.878)
3.502 (0.836)
35 (95)
4.178 (0.998)
3.998 (0.955)
3.849 (0.919)
3.688 (0.881)
3.518 (0.840)
40 (104)
4.179 (0.998)
4.007 (0.957)
3.861 (0.922)
3.702 (0.884)
3.535 (0.844)
45 (113)
4.181 (0.999)
4.015 (0.959)
3.872 (0.925)
3.716 (0.888)
3.552 (0.848)
Density (ρ) - kg/m³ (lb/ft³)
Water/Glycol
Temperature
Ethylene Glycol (Volume) / Freezing Point
0% /
0°C (32°F)
10% /
-4°C (24.8°F)
20% /
-9°C (15.8°F)
30% /
-15°C (5°F)
40% /
-23°C (-9.4°F)
°C
ρ
ρ
ρ
ρ
ρ
20 (68)
998 (62.3)
1013 (63.2)
1030 (64.3)
1045 (65.2)
1060 (66.2)
25 (77)
997 (62.2)
1012 (63.2)
1028 (64.2)
1043 (65.1)
1058 (66.0)
30 (86)
996 (62.2)
1010 (63.1)
1026 (64.1)
1041 (65.0)
1055 (65.9)
35 (95)
994 (62.1)
1008 (62.9)
1024 (63.9)
1039 (64.9)
1053 (65.7)
40 (104)
992 (61.9)
1006 (62.8)
1022 (63.8)
1036 (64.7)
1050 (65.5)
45 (113)
990 (61.8)
1003 (62.6)
1020 (63.7)
1035 (64.6)
1048 (65.4)
Pressure Drop Correction Factor (P
x
)
Water/Glycol
Temperature
Ethylene Glycol (Volume)
0%
10%
20%
30%
40%
°C
Px
Px
Px
Px
Px
20 (68)
0.9830
1.0125
1.0540
1.0958
1.1500
(1) All data based upon ASHRAE fundamentals 2001.
Precision Air Conditioning
SmartCool™
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