25# transformer oil

25# transformer oil
1. Help to cool the transformer oil.
2. Competive price.
25# transformer oil is a highly-refined oil that is stable at high temperatures and has excellent electrical insulating properties. Its functions are to insulate, suppress corona and arcing, and to serve as a collant.

Topic properties:
Appearence: Clean transparent liquid
Density(at 20°C) kg/m3: 895 Max
Kinematic Viscosity mm2/s (at 40°C):13 Max
Flash Point (°C):140 Min
Pour Point (°C):-22 Max
Acid Value (mgKOH/g): 0.03 Max
Water-soluble acid or alkali: None
Breakdown Voltage (KV):35 Min
Dielectrical Loss (at 90°C): 0.005 Max
Interfacial Tension (mN/m): 40