Heat Transfer Fluids, Synthetic and
Thermal Hot Oils

 
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XCELTHERM® HT Heat Transfer Fluid

Typical Properties of XCELTHERM®HT*

Key Operating Temperatures
Maximum Bulk Fluid Operating Temperature 660ºF 349ºC
Maximum Film Temperature 710ºF 377ºC
Pumpability (2000cP) -35ºF -37ºC
Physical Properties
Composition Radco-engineered alkyl aromatic
Odor Mild
Appearance Straw yellow, clear liquid
Pour Point -50ºF -46ºC
Flash Point (minimum) 320ºF 160ºC
Fire Point (minimum) 338ºF 170ºC
Autoignition Temperature (minimum) 842ºF 450ºC
Initial Boiling Point (minimum) 535ºF 280ºC
Density 8.25 pounds per gallon @ 77ºF   25ºC
Specific Gravity 0.99 @ 77ºF   25ºC
Average Molecular Weight 275
* Data represents typical laboratory samples and are not guaranteed for all samples.