Paratherm nCR Heat Transfer Fluid Low-Temperature Process Cooling to -88°C (-127°F) ENGINEERING BULLETIN CR 613 ? -CR
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Physical Properties
Temperature Temperature Viscosity Viscosity Viscosity Density Density Density Thermal Specific Vapor Vapor Conductivity Heat Pressure Pressure °F °C cPs cSt lb/ft-hr g/cc lb/gal lb/ft3 BTU/hr-ft-°F BTU/lb-°F mmhg psia
-150 -101 36 38 87 0.95 7.9 59 0.086 0.35 -125 -87 21 22 50 0.94 7.8 59 0.086 0.36 -100 -73 5 5.5 12 0.92 7.7 57 0.085 0.38
-75 -59 3 3.8 8.3 0.91 7.6 57 0.084 0.39 -50 -46 2 2.5 5.4 0.89 7.4 56 0.084 0.40 -25 -32 2 1.8 3.8 0.88 7.3 55 0.083 0.41 0 -18 1 1.5 3.2 0.87 7.3 54 0.083 0.43
25 -4 1 1.3 2.7 0.85 7.1 53 0.082 0.44 50 10 1 1.1 2.2 0.84 7.0 52 0.081 0.45 75 24 1 0.94 1.9 0.82 6.8 51 0.081 0.46 100 38 1 0.84 1.6 0.81 6.8 51 0.080 0.47
125 52 0.58 0.73 1.4 0.80 6.7 50 0.080 0.49 150 66 0.51 0.65 1.2 0.78 6.5 49 0.079 0.50 28 0.5 175 79 0.46 0.60 1.1 0.77 6.4 48 0.078 0.51 55 1.1 200 93 0.42 0.56 1.00 0.75 6.3 47 0.078 0.52 94 1.8
225 107 0.38 0.51 0.92 0.74 6.2 46 0.077 0.54 145 2.8 250 121 0.35 0.48 0.85 0.73 6.1 46 0.077 0.55 208 4.0 275 135 0.33 0.46 0.80 0.71 5.9 44 0.076 0.56 337 6.5 300 149 0.31 0.44 0.75 0.70 5.8 44 0.075 0.57 468 9.1
325 163 0.29 0.43 0.70 0.68 5.7 42 0.075 0.59 595 12.0 350 177 0.28 0.42 0.68 0.67 5.6 42 0.074 0.60 719 14.0 375 191 0.27 0.41 0.65 0.66 5.5 41 0.074 0.61 841 16.0 400 204 0.25 0.39 0.61 0.64 5.3 40 0.073 0.62 959 18.0 425 218 0.24 0.38 0.58 0.63 5.3 39 0.072 0.63 1074 21.0

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