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Paratherm HE®HEAT
TRANSFER
FLUID
High Flash & Fire Points, Thermally Stable

Typical Properties*
Physical Properties
Feedstock Hydrotreated heavy paraffinic distillate
Appearance Water white liquid
Odor Odorless
Maximimum recommended film temperature 650°F (343°C)
Maximimum rec'd operating temp - fired heaters 565°F (296°C)
Maximimum rec'd operating temp - all others 590°F (310°C)
Minimum operating temperature 20 cPs (20 mPa-s) 127°F (53°C)
Minimum start-up temp 300 cPs (300 mPa-s) 41°F (5°C)
Viscosity @ 60°F/15.5°C sSt (mm2/sec) 145
Density @ 60°F/15.5°C lb/gal (kg/m3 ) 7.2 (862)
Flash Point open cup ASTM D-92 465°F (241°C)
Flash Point closed cup ASTM D-92 430°F (221°C)
Vapor Pressure @ max operating temp psia (kPa) 1.0 (7.0)
Average volume expansion, %/100°F (100°C) 5.2 (9.4)
Average molecular weight 445
Heat Of Combustion (approximate) BTU/lb (kJ/kg) 20,000 (46,300)
Heat Of Vaporization (approximate) BTU/lb (kJ/kg) 77 (178)
Pour point D97 10°F (-12°C)

*These are typical laboratory values, and are not guaranteed for all samples. 
 

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whitespacer.gif HEAT TRANSFER FLUIDS

Paratherm HE...
- Read an Application Story
- Engineering Bulletin
- MSDS
- Typical Properties
- Thermal Prop. (English Units)
- Thermal Prop. (SI Units)
- Relief Valve Sizing Guide

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Paratherm Corporation | 4 Portland Road | West Conshohocken, PA 19428 USA | Toll-Free in USA and Canada: +1 800-222-3611