1.1 This specification covers silicone fluid for use in transformers, capacitors, and electronic assemblies as an insulating or cooling medium, or both. 1.2 Silicone fluid covered by this specification is polydimethylsiloxane having a nominal viscosity of 50 cSt at 25°C and a fire point of 340°C or greater. This specification applies only to new silicone fluid. Information on in-service maintenance testing is available in appropriate guides.

ASTM D4652-05(2012)
Original price was: $54.00.$27.00Current price is: $27.00.
Standard Specification for Silicone Fluid Used for Electrical Insulation
ASTM International , 10/15/2012