Electronic Fluorinated Liquid Equivalent To Fluorinert™ FC-40 For Leak Testing
YBS-FC40 is a clear, colorless, and thermally stable perfluorinated liquid suitable for various single-phase heat transfer applications in the semiconductor manufacturing industry.
Its wide liquidus temperature range makes it ideal for a variety of equipment, such as etching machines, ion implanters, and testing equipment. Furthermore, this product can also be used for heat transfer applications in data centers, high-performance computing, power electronics, and avionics , and is frequently used in the testing of electronic devices.


Good environmental conditions do not harm the ozone layer.
High chemical inertness.








Excellent heat conduction medium.
Chemical and thermal stability.
Non-toxic.



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