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Fluorinert™ FC-770

A wide temperature wide (-125°C - 95°C) fluid that is used in many low temperature heat transfer applications.

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Product Overview

Heat transfer fluid with key properties including  Inertness, high dielectric strength and electrical resistivity. Typically used in single or dual-phase direct contact systems in electronics.  Applications include, high voltage transformers, power electronics, dry etchers, CVD machines and cooling Ion implanters.

Product Specifications

Appearance: Clear, colorless 
Average Molecular Weight: 339
Boiling Point (1 atm): 95°C
Pour Point: -127°C
Calculated Critical Temperature: 511 K
Latent Heat of Vaporization (at normal boiling point): 85.9 J/g
Liquid Density: 1793 kg/m3
Kinematic Viscosity: 0.79 centistokes
Absolute Viscosity: 1.359 centipoise
Coefficient of Expansion: 0.00148 °C-1
Surface Tension: 10 dynes/cm
Refractive Index: 1.27
Water Solubility: 14 ppmw
Solubility in Water: 1.3 ppmw
Primary Chemistry: PERFLUORO COMPOUNDS

Features & Benefits

Thermal stability
Chemical stability
Wide liquid range
Non-conductive
Narrow boiling range
Compatibility

Applications

Cooling ion implanters, dry etchers and CVD machines
Thermal shock and test equipment
Direct contact single and two-phase coolant in certain supercomputers and sensitive military electronics








Related Products

3M™ Fluorinert™ Electronic Liquids

Designed for long-lasting high performance in heat transfer applications in wafer-fab equipment and for direct contact cooling with military grade electronics.

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