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Neste Therm 4
Heat transfer oil

PERFORMANCE CLAIMS
ISO 6743-12 Q

DESCRIPTION
Neste Therm 4 is a paraffinic mineral oil for heat transfer systems. It has good natural heat and oxidation stability and low vapour pressure.

SPECIAL FEATURES AND BENEFITS
-Good thermal stability
-Good oxidation stability
-Low vapour pressure

TYPICAL CHARACTERISTICS
Density kg/m3 15oC 826
Flash Point oC (COC) 200
Pour Point oC -27
Viscosity index 105
Viscosity cSt/ 40 oC 17
Viscosity cSt/ 100 oC 3.7
Self ignition point °C 350
Viscosity cSt/200 °C 1,0
Viscosity cSt/320 °C 0,48
Thermal expansion coefficient 1/°C 0,00077
Density kg/m³ 40 °C 855
Density kg/m³ 100 °C 825
Density kg/m³ 200 °C 760
Density kg/m³ 320 °C 690

Neste Therm 4 is used as heat transfer fluid. Suitable temperature range in closed systems is -10 °C...+300 °C (bulk temperature).