Industrial / Energy Fluids

XCELTHERM® 500

Heat/cool from –80ºF to 500ºF (-60ºC to 260ºC); non-toxic, odorless and food contact rated (NSF HT1); High heat transfer for increased production output. Used for food processing, packaging, plastic molding and extrusion and electronics.
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  • Typical Properties

    Key Operating Temperatures
    Maximum Bulk Fluid Operating Temperature 500ºF 260ºC
    Maximum Film Temperature 550ºF 288ºC
    Freezing/Melting Point -103°F < -75°C
    Flash Point (PMCC)(ASTM D93)(min) >288°F > 142°C
    Flash Point (COC)(ASTM D92)(min) >315°F > 157°C
    Fire Point (ASTM D92)(min) >338°F > 170°C
    Autoignition Temperature (minimum) 625°F 329°C
    Pour Point  <-94°F < -70°C
    Pumpability, at 300 mm2/s (cSt) -38°F -39°C
    Pumpability (2000cP) -80ºF -48ºC
    Normal Boiling Point, at 760 mm Hg 599°F > 305°C
    Physical Properties
    Composition Radco-engineered Polyalphaolefin
    Odor None
    Appearance Bright & clear
    Density, at 77°F (25°C) 6.58 lbs/gal 788.5 kg/m3
    Specific Gravity, at 25°C (77°F) 0.79
    Average Molecular Weight 275 g/mol
    Moisture Content (maximum) 50 ppm
    Kinematic Viscosity, at 40°C (104°F) 4.2 mm2/s (cSt)
    Kinematic Viscosity, at 100°C (212°F) 1.7 mm2/s (cSt)
    Coefficient of Thermal Expansion 0.00146/°F 0.00263/°C
    Volume Contraction Upon Freezing/Melting 0.9626 lbs/gal 115.3 kg/m3
    Heat of Vaporization, at Maximum Use Temperature 115 BTU/lb 267.5 kJ/kg
    Heat of Fusion >8.6 BTU/lb >20 J/g

  • Engineering Properties

    Temperature

    Viscosity

    Density

    		 Heat Capacity Thermal
    Conductivity

    Vapor
    Pressure

    ºF

    ºC

    cP

    lb/ft3

    kg/m3

    BTU/lb-ºF

    J/g-K

    BTU/ft-hr-ºF

    W/m-K

    psia

    kg/cm2

    -80 -62.2 3137.372 52.45 840.23 0.434 1.816 0.0816 0.1412 – –
    -70 -56.7 1706.297 52.24 836.84 0.439 1.839 0.0814 0.1409 – –
    -60 -51.1 927.849 52.03 833.45 0.445 1.862 0.0812 0.1406 – –
    -50 -45.6 504.828 51.81 830.06 0.450 1.885 0.0811 0.1403 – –
    -40 -40.0 274.598 51.60 826.67 0.456 1.909 0.0809 0.1400 – –
    -30 -34.4 149.353 51.39 823.28 0.462 1.932 0.0807 0.1397 – –
    -20 -28.9 86.564 51.18 819.89 0.467 1.955 0.0805 0.1394 – –
    -10 -23.3 64.619 50.97 816.50 0.473 1.978 0.0803 0.1391 – –
    0 -17.8 48.229 50.76 813.11 0.478 2.002 0.0802 0.1387 – –
    10 -12.2 36.000 50.54 809.72 0.484 2.025 0.0800 0.1384 – –
    20 -6.7 26.873 50.33 806.33 0.489 2.048 0.0798 0.1381 – –
    30 -1.1 20.020 50.12 802.94 0.495 2.071 0.0796 0.1378 – –
    40 4.4 15.685 49.91 799.55 0.501 2.095 0.0794 0.1375 – –
    50 10.0 12.289 49.70 796.16 0.506 2.118 0.0793 0.1372 – –
    60 15.6 9.621 49.49 792.77 0.512 2.141 0.0791 0.1369 – –
    70 21.1 7.672 49.27 789.38 0.517 2.165 0.0789 0.1366 0.0001 –
    80 26.7 6.346 49.06 785.99 0.523 2.188 0.0787 0.1362 0.0001 –
    90 32.2 5.361 48.85 782.60 0.528 2.211 0.0785 0.1359 0.0002 –
    100 37.8 4.611 48.64 779.21 0.534 2.234 0.0784 0.1356 0.0004 –
    110 43.3 4.023 48.43 775.82 0.539 2.258 0.0782 0.1353 0.0008 0.0001
    120 48.9 3.553 48.22 772.43 0.545 2.281 0.0780 0.1350 0.0013 0.0001
    130 54.4 3.165 48.00 769.04 0.551 2.304 0.0778 0.1347 0.0020 0.0001
    140 60.0 2.803 47.79 765.65 0.556 2.327 0.0776 0.1344 0.0031 0.0002
    150 65.6 2.481 47.58 762.26 0.562 2.351 0.0775 0.1341 0.0046 0.0003
    160 71.1 2.232 47.37 758.87 0.567 2.374 0.0773 0.1338 0.0067 0.0005
    170 76.7 2.022 47.16 755.48 0.573 2.397 0.0771 0.1334 0.0095 0.0007
    180 82.2 1.840 46.95 752.09 0.578 2.421 0.0769 0.1331 0.0133 0.0009
    190 87.8 1.684 46.74 748.70 0.584 2.444 0.0767 0.1328 0.0183 0.0013
    200 93.3 1.547 46.52 745.31 0.589 2.467 0.0766 0.1325

    0.0246

    		 0.0017
    210 98.9 1.426 46.31 741.92 0.595 2.490 0.0764 0.1322 0.0327 0.0023
    220 104.4 1.320 46.10 738.53 0.601 2.514 0.0762 0.1319 0.0430 0.0030
    230 110.0 1.225 45.89 735.14 0.606 2.537 0.0760 0.1316 0.0557 0.0039
    240 115.6 1.141 45.68 731.75 0.612 2.560 0.0758 0.1313 0.0714 0.0050
    250 121.1 1.065 45.47 728.36 0.617 2.583 0.0757 0.1310 0.0905 0.0064
    260 126.7 0.997 45.25 724.97 0.623 2.607 0.0755 0.1306 0.1138 0.0080
    270 132.2 0.936 45.04 721.58 0.628 2.630 0.0753 0.1303 0.1418 0.0100
    280 137.8 0.879 44.83 718.19 0.634 2.653 0.0751 0.1300 0.1754 0.0123
    290 143.3 0.828 44.62 714.80 0.640 2.676 0.0749 0.1297 0.2152 0.0151
    300 148.9 0.762 44.41 711.41 0.645 2.700 0.0748 0.1294 0.2622 0.0184
    310 154.4 0.742 44.20 708.02 0.651 2.723 0.0746 0.1291 0.3175 0.0223
    320 160.0 0.702 43.98 704.63 0.656 2.746 0.0744 0.1288 0.3821 0.0269
    330 165.6 0.667 43.77 701.24 0.662 2.770 0.0742 0.1285 0.4572 0.0321
    340 171.1 0.633 43.56 697.85 0.667 2.793 0.0740 0.1281 0.5442 0.0383
    350 176.7 0.602 43.35 694.46 0.673 2.816 0.0739 0.1278 0.6445 0.0453
    360 182.2 0.573 43.14 691.07 0.678 2.839 0.0737 0.1275 0.7596 0.0534
    370 187.8 0.547 42.93 687.68 0.684 2.863 0.0735 0.1272 0.8912 0.0627
    380 193.3 0.524 42.71 684.29 0.690 2.886 0.0733 0.1269 1.0412 0.0732
    390 198.9 0.502 42.50 680.90 0.695 2.909 0.0731 0.1266 1.2115 0.0852
    400 204.4 0.480 42.29 677.51 0.701 2.932 0.0730 0.1263 1.4043 0.0987
    410 210.0 0.459 42.08 674.12 0.706 2.956 0.0728 0.1260 1.6219 0.1140
    420 215.6 0.439 41.87 670.73 0.712 2.979 0.0726 0.1257 1.8667 0.1312
    430 221.1 0.420 41.66 667.34 0.717 3.002 0.0724 0.1253 2.1413 0.1506
    440 226.7 0.402 41.44 663.95 0.723 3.026 0.0722 0.1250 2.4486 0.1722
    450 232.2 0.384 41.23 660.56 0.728 3.049 0.0721 0.1247 2.7915 0.1963
    460 237.8 0.368 41.02 657.17 0.734 3.072 0.0719 0.1244 3.1734 0.2231
    470 243.3 0.351 40.81 653.78 0.740 3.095 0.0717 0.1241 3.5975 0.2529
    480 248.9 0.337 40.60 650.39 0.745 3.119 0.0715 0.1238 4.0676 0.2860
    490 254.4 0.330 40.39 647.00 0.751 3.142 0.0713 0.1235 4.5874 0.3225
    500 260.0 0.318 40.18 643.61 0.756 3.165 0.0712 0.1232 5.1612 0.3629
    * Data represents typical laboratory samples and are not guaranteed for all samples
    ** Enthalpy basis is liquid crystallizing point of 53.6ºF (12ºC)