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Dow Corning 704 DIFFUSION PUMP FLUID

Category	Polymer , Thermoplastic , Siloxane
Manufacturer	Dow Corning
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Dow Corning 704 DIFFUSION PUMP FLUID.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

A clear, tetramethyltetra-phenyltrisiloxane, single-component fluid for high vacuums of 10-7 to 10-8 torr range (untrapped) and 10-11 (trapped).Information provided by Dow Corning

Physical Properties	Metric	English	Comments
Specific Gravity	1.07 g/cc @Temperature 25.0 °C	1.07 g/cc @Temperature 77.0 °F
Viscosity Measure	39 cSt	39 cSt	kinetic/kinematic
Molecular Weight	484 g/mol	484 g/mol
Surface Tension	37.3 dynes/cm	37.3 dynes/cm

Thermal Properties	Metric	English	Comments
Heat of Vaporization	107000 J/g @Temperature 200 °C	45900 BTU/lb @Temperature 392 °F
Boiling Point	215 °C	419 °F
Flash Point	221 °C	430 °F	open cup

Processing Properties	Metric	English	Comments
Shelf Life	60.0 Month	60.0 Month

Descriptive Properties	Value	Comments
Ultimate Vacuum (Torr)	1E-11	trapped
	1e-7 to 1e-8	untrapped

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