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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.




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.

End Markets: Electronics; Facility Infrastructure


•	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 Applications: Heat Exchangers; Heat Transfer Skids; Immersion Cooling

Features & Benefits

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

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
Functions: Heat Transfer Fluid

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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