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Mineral transformer oil

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Mineral transformer oil
Mineral based oil
Property Value in metric unit Value in US unit
Density at 60°F (15.6°C) 0.880 *10³ kg/m³ 54.9 lb/ft³
Kinematic viscosity at 68°F (20°C) 22 cSt 22 cSt
Kinematic viscosity at 212°F (100°C) 2.6 cSt 2.6 cSt
Fire point 170 ºC 338 ºF
Pour Point -50 ºC -58 ºF
Flash point 160 ºC 320 ºF
Autoignition point 280 ºC 536 ºF
Specific heat capacity 1860 J/(kg*K) 0.444 BTU/(lb*ºF)
Thermal conductivity at 20ºC (68ºF) 0.126 W/(m*K) 0.875 BTU*in/(hr*ft²*ºF)
Thermal expansion at 20ºC (68ºF) 7.5*10-4 ºCˉ¹ 4.2*10-4 in/(in* ºF)
Breakdown strength min.70 kV min.70 kV
Dielectric dissipation factor at 90ºC (194ºF) max.0.002 max.0.002
Permitivity at 20ºC (68ºF) 2.2 2.2

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mineral_transformer_oil.txt · Last modified: 2023/12/14 by dmitri_kopeliovich
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