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XCELTHERM® 315 – Typical Properties

Economical synthetic oil rated to 550ºF (288ºC) with very high resistance to oxidation as well as high resistance to sludge and fouling.

Typical Properties

Key Operating Temperatures
Maximum Bulk Fluid Operating Temperature 550°F 290°C
Maximum Film Temperature 600°F 315°C
Flash Point (Pensky Martens)(ASTM D93) 338°F 170°C
Flash Point (COC)(ASTM D92) 396°F 202°C
Fire Point (minimum)(ASTM D92) 425°F 218°C
Autoignition Temperature (Minimum) 626°F 330°C
Pumpability, at 2000 mm2/s (cSt) -15°F -25°C
Pumpability, at 300 mm2/s (cSt) 17°F -8°C
Initial Boiling Point 664°F 350°C
Physical Properties
Composition Alkylated aromatic
Odor Faint, characteristic
Appearance Clear, bright, yellow liquid
Kinematic Viscosity, at 104°F/40°C 20 cSt
Kinematic Viscosity, at 212°F/100°C 3.55 cSt
Critical Temperature 908.3°F 468.8°C
Critical Pressure 191 psia
Critical Density 258 kg/m3
Moisture Content (maximum) 300 ppm
Density, at 77°F/25°C 7.25lbs/gal 868 kg/m3
Specific Gravity @ 77°F/25°C 0.876
Coefficient of Thermal Expansion 0.000534/°F 0.000961/°C
Heat of Vaporization at Maximum Use Temperature 91.2 BTU/lb 212.2 kJ/kg
Heat of Combustion 20,000 BTU/lb 46,520 kJ/kg
Moisture Content (maximum) 200 ppm
* Data represents typical laboratory samples and are not guaranteed for all samples