3M Fluorinert™ FC-70 Electronic Liquid

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3M Fluorinert™ FC-70 Electronic Liquid
Categories:	Fluid
Material Notes:	Fluorinert™ Liquid FC-70 a non-conductive, thermally and chemically stable liquid that offers a high boiling point (215 deg C), it is ideal for many electronics single and two phase heat transfer applications, including vapor phase reflow soldering. Features and Benefits Thermal stability Chemical stability Wide liquid range Non-conductive Narrow boiling range Compatibility Information provided by 3M
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Physical Properties	Original Value	Comments

Density	1.94 g/cc	Liquid
Solubility in Water	<= 0.00050 %
Solubility	8.0 ppm
Viscosity	24 cP	Absolute
Kinematic Viscosity	12 cSt
Molecular Weight	820 g/mol
Vapor Pressure	0.000150 bar
Surface Tension	18 dynes/cm

Chemical Properties	Original Value	Comments
Critical Pressure	10.3 bar	Estimated
Critical Temperature	335 °C	Estimated

Electrical Properties	Original Value	Comments
Electrical Resistivity	2.30e+15 ohm-cm
Dielectric Constant	1.98
Dielectric Strength	40.0 kV/in	0.1" gap

Thermal Properties	Original Value	Comments
Heat of Vaporization	69.0 J/g	Latent, at normal boiling point
CTE, linear	1000 µm/m-°C
Specific Heat Capacity	1.10 J/g-°C	Liquid
Thermal Conductivity	0.0700 W/m-K	Liquid
Boiling Point	215 °C @Pressure 0.101 MPa
Pour Point	-25.0 °C

Optical Properties	Original Value	Comments
Refractive Index	1.30

Descriptive Properties
Color	Clear, colorless

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PMM33086 / 167833

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