PARATHERM NF® HEAT TRANSFER FLUID

FOOD GRADE LOW VISCOSITY FOR EASY START UP

Chemical Name	Hydrotreated Mineral Oil
Appearance	Water White Liquid
Odor	Odorless
Maximum recommended film temperature	650°F (343°C)
Maximum rec’d operating temp – fired heaters	600°F (316°C)
Maximum rec’d operating temp – all others	630°F (332°C)
Minimum operating temperature 20 cPs (20 mPa-s)	97°F (36°C)
Minimum start-up temp 300 cPs (300 mPa-s)	24°F (-4°C)
Viscosity @ 60°F/15.5°C sSt (mm²/sec)	73
Density at 60°F/15.5°C lb/gal (kg/m³)	7.4 (887)
Flash Point Pensky-Martens Closed Cup (D93)	>300°F/149°C
Boiling Point (14.7 psia/101 kPa)	>700°F/371°C
Vapor Pressure @ max operating temp psia (kPa)	2.5 (17)
% Volume expansion over recommended operating temp per 100°F (°C)	5.5 (9.9)
Average Molecular Weight	340
Dielectric Breakdown Voltage D1816-04 (kV, 0.1” gap)	34.37
Dielectric Constant (1KHz) D924-04	2.183
Dissipation Factor (1KHz) D924-04	0.000003
Volume Resistivity at 100V (Ω-cm) D257-07	3.4 × 10¹⁴
Heat of Combustion (approximate) BTU/lb (kJ/kg)	20,000 (46,300)
Heat of Vaporization (approximate) BTU/lb (kJ/kg)	91 (210)