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XCELTHERM® SST

1 of 10 products in this brand
XCELTHERM® SST is a high operating temperature of 675°F (357°C) at low pressure, liquid phase heat transfer fluid for demanding applications. Recommended for chemical refining, oil and glycol recovery units, chemical processing, gas processing, petrochemical plants and many other applications.

Product Type: Heat Transfer Fluid

Features: High Temperature Performance

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Properties

Color
Physical Form
Odor
Mild
Appearance
Water-white, clear liquid
Physical Properties
ValueUnitsTest Method / Conditions
CompositionMethylethylated aromatic mixture.
Total Acid Numbermax. 0.01mg KOH/gASTM D664
Moisture Contentmax. 200ppmASTM D6304
Specific Gravity (25°C/77°F)0.96ASTM D1298
Density (77ºF/25ºC)7.98/lbs/gal
Critical Temperature468.8ºC
Critical Pressure217.5 psia
Critical Density16.82lb/ft³
Kinematic Viscosity (104°F/40°C)11.0cStASTM D445
Kinematic Viscosity (100°C/212°F) 2.4cStASTM D445
Coefficient of Thermal Expansion (200°C/392°F)0.001/°C
Heat of Vaporization (Maximum Use Temperature)264.2kJ/kg
Average Molecular Weight252.0g/mol
Typical Properties
ValueUnitsTest Method / Conditions
Maximum Bulk Fluid Operating Temperature357.0°C
Maximum Film Temperature385.0°C
Flash Point (PMCC)min. 164ºCASTM D93
Flash Point (COC) (ASTM D92) (min)174.0ºC
Fire Point (ASTM D92) (min)190.0ºC
Autoignition Temperaturemin. 415ºC
Freezing/Melting Point-24.0°C
Pumpability (300 cSt (mm2/s))-10.0°C
Initial Boiling Pointmin. 280°C