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Neste Therm S 8
Synthetic heat transfer oil

PERFORMANCE CLAIMS
ISO 6743-12 Q

DESCRIPTION
Neste Therm S 8 is a fully synthetic heat-transfer oil with a lower vapour pressure and higher flash point than mineral oils. It stands continuous high temperatures without oxidation and forms no carbon deposits or sludge in a correctly designed system.

The specific heat of Neste Therm S 8 is higher than that of mineral oils and it can be used even with start-up at low temperatures.

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

TYPICAL CHARACTERISTICS
Density kg/m3 15oC 833
Flash Point oC (COC) 262
Pour Point oC -57
Viscosity index 140
Viscosity cSt/ 40 oC 47
Viscosity cSt/ 100 oC 7.9
Viscosity cSt/200 °C 1,92
Viscosity cSt/320 °C 0,78
Self ignition point °C 369
Neutralization value (TAN) mgKOH/g <0,03
Colour Saybolt (min) +30

Neste Therm S 8 oil is used as a heat transfer fluid. The suitable operating temperature range is -40°C - +300 °C.















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