Clear heat stable Phenylmethyl Siloxane, used for heat transfer.

Applications –


Low volatility
Serviceable temperature range of - 40°C up to 230°C in open systems, and up to 315°C in closed systems
Low viscosity of 125mmІ/sec at 25°C
High flash point
Excellent heat transfer characteristics
Flat viscosity temperature curve
Good compressibility
Good oxidation and gumming resistance


As a lubricant:

Base oil for high temperature ball bearing greases.
Lubricating oil for high temperature instruments.
Impregnating oil for sintered bronze bearings in small electric motors and mechanisms exposed to high ambient temperatures.

As a heat transfer medium:
Heat-treating baths for speciality metals.
Heat exchange fluid for research apparatus and instrument calibration baths.
Heat transfer oil in capacitors, transformers and various electronics.
As a thermostat fluid:
Suitable for temperatures from -40°C to 315°C in thermostat systems, which should be kept clean.