Heat Transfer Fluids
Synthetic and Thermal Hot Oils
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Product Resources:
Typical Properties of XCELTHERM® XT*
XCELTHERM® XT Engineering Properties
(Viscosity, Density, Specific Heat, Thermal Conductivity, Vapor Pressure)
Material Safety Data Sheet (MSDS)
Product Brochure
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Typical Properties of XCELTHERM®XT*

Key Operating Temperatures
Maximum Bulk Fluid Operating Temperature 650ºF 343ºC
Maximum Film Temperature 700ºF 371ºC
Pumpability (2000cP) -70ºF -57ºC
Physical Properties
Composition Radco-engineered alkyl aromatic
Odor Mild
Appearance Water white to straw yellow, clear liquid
Pour Point -100ºF -73ºC
Flash Point (minimum) 250ºF 121ºC
Fire Point (minimum) 283ºF 139ºC
Autoignition Temperature (minimum) 803ºF 428ºC
Initial Boiling Point 527ºF 275ºC
Density 8.35 pounds per gallon @ 77ºF   25ºC
Specific Gravity 1.000 @ 77ºF   25ºC
Average Molecular Weight 182
* Data represents typical laboratory samples and are not guaranteed for all samples.