Industrial / Energy Fluids

XCELTHERM® XTE

Synthetic heating and cooling for operating temperatures of -80°F to 625°F (-62°C to 329°C), high heat transfer efficiency to reduce operating costs.
Contact HTF Representative

  • Typical Properties

    Key Operating Temperatures
    Maximum Bulk Fluid Operating Temperature 625ºF 329°C
    Maximum Film Temperature 675ºF 357°C
    Flash Point (Pensky Martens)(ASTM D93) (min) 253°F 123°C
    Flash Point (COC) (ASTM D92) (min) 280°F 138°C
    Fire Point (ASTM D92) (min) 306°F 152°C
    Autoignition Temperature (min) 788°F 420°C
    Pour Point (ASTM D97) < -81°F < -63°C
    Pumpability, at 300 mm2/s (cSt) -45°F -43°C
    Boiling Point (10%) 518°F 270°C
    Cloud Point (ASTM D2500) -38°F -39°C
    Physical Properties
    Composition Radco-engineered alkyl aromatic
    Odor Mild
    Appearance Water-white to straw yellow, clear liquid
    Moisture Content (max) 300 ppm
    Specific Gravity @ 77°F/25°C 0.99
    Density, at 77°F/25°C 8.3 lbs/gal

  • Engineering Properties

    Temperature Viscosity Density Specific Heat Thermal Conductivity Vapor Pressure
    °F °C cSt cP lb/ft3 Kg/m3 BTU/ft-hr-°F J/g-K BTU/hr-°F-ft W/m-K psia Kg/cm2
    -70 -57 3,500 3,368 65.3 1046.8 0.3435 1.4380 0.0813 0.1407 – –
    -60 -51 1,200 1,158 65.0 1041.2 0.3468 1.4520 0.0811 0.1403 – –
    -50 -46 500 484 64.6 1035.6 0.3501 1.4660 0.0809 0.1399 – –
    -40 -40 295 286 64.3 1030.0 0.3534 1.4800 0.0807 0.1395 – –
    -30 -34 90 87.6 63.9 1024.4 0.3568 1.4940 0.0804 0.1391 – –
    -20 -29 60 58.6 63.6 1018.8 0.3601 1.5080 0.0802 0.1387 – –
    -10 -23 39 38.2 63.2 1013.2 0.3634 1.5210 0.0800 0.1383 – –
    0 -18 28 27.5 62.9 1007.6 0.3667 1.5350 0.0798 0.1379 – –
    10 -12 20 19.7 62.5 1002.0 0.3700 1.5490 0.0795 0.1376 – –
    20 -7 14.5 14.3 62.2 996.4 0.3733 1.5630 0.0793 0.1372 – –
    30 -1 12 11.9 61.8 990.8 0.3767 1.5770 0.0791 0.1368 – –
    40 4 9.8 9.75 61.5 985.2 0.3800 1.5910 0.0789 0.1364 – –
    60 16 6.3 6.31 60.8 974.0 0.3866 1.6190 0.0784 0.1356 – –
    70 21 5.4 5.42 60.4 968.4 0.3899 1.6330 0.0782 0.1352 0.0001 0.0000
    80 27 4.5 4.53 60.1 962.8 0.3933 1.6460 0.0780 0.1348 0.0002 0.0000
    90 32 3.95 3.99 59.8 957.2 0.3966 1.6600 0.0777 0.1344 0.0003 0.0000
    100 38 3.4 3.45 59.4 951.6 0.3999 1.6740 0.0775 0.1341 0.0006 0.0000
    110 43 3.1 3.15 59.1 946.0 0.4032 1.6880 0.0773 0.1337 0.0011 0.0001
    120 49 2.78 2.84 58.7 940.4 0.4065 1.7020 0.0771 0.1333 0.0018 0.0001
    130 54 2.5 2.56 58.4 934.8 0.4098 1.7160 0.0768 0.1329 0.0029 0.0002
    140 60 2.25 2.31 58.0 929.2 0.4132 1.7300 0.0766 0.1325 0.0046 0.0003
    150 66 2.05 2.11 57.7 923.6 0.4165 1.7440 0.0764 0.1321 0.0071 0.0005
    160 71 1.9 1.96 57.3 918.0 0.4198 1.7580 0.0762 0.1317 0.0105 0.0007
    170 77 1.75 1.81 57.0 912.4 0.4231 1.7710 0.0759 0.1313 0.0152 0.0011
    180 82 1.63 1.7 56.6 906.8 0.4264 1.7850 0.0757 0.1309 0.0216 0.0015
    190 88 1.5 1.57 56.3 901.2 0.4297 1.7990 0.0755 0.1306 0.0301 0.0021
    200 93 1.42 1.49 55.9 895.6 0.4331 1.8130 0.0753 0.1302 0.0412 0.0029
    210 99 1.3 1.37 55.6 890.0 0.4364 1.8270 0.0750 0.1298 0.0555 0.0039
    220 104 1.23 1.3 55.2 884.4 0.4397 1.8410 0.0748 0.1294 0.0738 0.0052
    230 110 1.15 1.22 54.9 878.8 0.4430 1.8550 0.0746 0.1290 0.0969 0.0068
    240 116 1.08 1.15 54.5 873.2 0.4463 1.8690 0.0744 0.1286 0.1258 0.0088
    250 121 1.03 1.1 54.2 867.6 0.4496 1.8830 0.0741 0.1282 0.1615 0.0114
    260 127 0.97 1.04 53.8 862.0 0.4530 1.8960 0.0739 0.1278 0.2053 0.0144
    270 132 0.92 0.985 53.5 856.4 0.4563 1.9100 0.0737 0.1274 0.2587 0.0182
    280 138 0.88 0.946 53.1 850.8 0.4596 1.9240 0.0735 0.1271 0.3233 0.0227
    290 143 0.83 0.895 52.8 845.2 0.4629 1.9380 0.0732 0.1267 0.4008 0.0282
    300 149 0.79 0.855 52.4 839.6 0.4660 1.9520 0.0730 0.1263 0.4933 0.0347
    310 154 0.76 0.825 52.1 834.0 0.4700 1.9660 0.0728 0.1259 0.6030 0.0424
    320 160 0.72 0.784 51.7 828.4 0.4730 1.9800 0.0726 0.1255 0.7324 0.0515
    330 166 0.69 0.754 51.4 822.8 0.4760 1.9940 0.0723 0.1251 0.8843 0.0622
    340 171 0.66 0.724 51.0 817.2 0.4800 2.0080 0.0721 0.1247 1.0616 0.0746
    350 177 0.63 0.693 50.7 811.6 0.4830 2.0210 0.0719 0.1243 1.2679 0.0891
    360 182 0.61 0.674 50.3 806.0 0.4860 2.0350 0.0717 0.1239 1.5066 0.1059
    370 188 0.58 0.643 50.0 800.4 0.4890 2.0490 0.0714 0.1236 1.7819 0.1253
    380 193 0.56 0.623 49.6 794.8 0.4930 2.0630 0.0712 0.1232 2.0980 0.1475
    390 199 0.54 0.603 49.3 789.2 0.4960 2.0770 0.0710 0.1228 2.4598 0.1729
    400 204 0.52 0.582 48.9 783.6 0.4990 2.0910 0.0708 0.1224 2.8724 0.2020
    410 210 0.5 0.562 48.6 778.0 0.5030 2.1050 0.0705 0.1220 3.3413 0.2349
    420 216 0.48 0.541 48.2 772.4 0.5060 2.1190 0.0703 0.1216 3.8727 0.2723
    430 221 0.46 0.52 47.9 766.8 0.5090 2.1330 0.0701 0.1212 4.4730 0.3145
    440 227 0.45 0.511 47.5 761.2 0.5130 2.1460 0.0699 0.1208 5.1492 0.3620
    450 232 0.438 0.499 47.2 755.6 0.5160 2.1600 0.0696 0.1204 5.9090 0.4155
    460 238 0.42 0.48 46.8 750.0 0.5190 2.1740 0.0694 0.1201 6.7604 0.4753
    470 243 0.41 0.471 46.5 744.4 0.5230 2.1880 0.0692 0.1197 7.7121 0.5422
    480 249 0.4 0.461 46.1 738.8 0.5260 2.2020 0.0690 0.1193 8.7734 0.6169
    490 254 0.39 0.451 45.8 733.2 0.5290 2.2160 0.0687 0.1189 9.9543 0.6999
    500 260 0.38 0.441 45.4 727.6 0.5330 2.2300 0.0685 0.1185 11.2654 0.7921
    510 266 0.37 0.431 45.1 722.0 0.5360 2.2440 0.0683 0.1181 12.7179 0.8942
    520 271 0.36 0.421 44.7 716.4 0.5390 2.2580 0.0681 0.1177 14.3240 1.0071
    530 277 0.35 0.41 44.4 710.8 0.5430 2.2710 0.0678 0.1173 16.0963 1.1317
    540 282 0.34 0.4 44.0 705.2 0.5460 2.2850 0.0676 0.1169 18.0486 1.2690
    550 288 0.33 0.39 43.7 699.6 0.5490 2.2990 0.0674 0.1166 20.1952 1.4199
    560 293 0.325 0.385 43.3 694.0 0.5520 2.3130 0.0672 0.1162 22.5513 1.5856
    570 299 0.32 0.381 43.0 688.4 0.5560 2.3270 0.0669 0.1158 25.1332 1.7671
    580 304 0.315 0.376 42.6 682.8 0.5590 2.3410 0.0667 0.1154 27.9580 1.9657
    590 310 0.305 0.366 42.3 677.2 0.5620 2.3550 0.0665 0.1150 31.0437 2.1827
    600 316 0.295 0.355 41.9 671.6 0.5658 2.3690 0.0663 0.1146 34.4093 2.4193
    610 321 0.291 0.352 41.6 666.0 0.5691 2.3830 0.0660 0.1142 38.0750 2.6771
    620 327 0.285 0.346 41.2 660.4 0.5724 2.3960 0.0658 0.1138 42.0619 2.9574
    630 332 0.28 0.341 40.9 654.8 0.5757 2.4100 0.0656 0.1134 46.3923 3.2618
    * Data represents typical laboratory samples and are not guaranteed for all samples
    ** Enthalpy basis is liquid crystallizing point of 53.6ºF (12ºC)