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Introduction
FluoSolv® 7000 is a clear, colorless, thermally stable dielectric fluid engineered for extreme low‑temperature operation (down to ‑120 °C). It is a direct replacement for 3M Novec 7000, matching its performance in semiconductor, pharmaceutical, chemical, and electronics applications. FluoSolv® 7000 is non‑ozone‑depleting, has very low Global Warming Potential (≈ 530 over 100‑year ITH), and is non‑flammable, non‑corrosive, low in toxicity, and compatible with many materials.
Key Features & Benefits
Low viscosity at cryogenic conditions (0.32 cSt @ 25 °C; ≈ 17 cSt @ –120 °C)
Excellent dielectric strength (≥ 25 kV over a 0.1″ gap); dielectric constant ~7.4; volume resistivity ~10^8 Ω‑cm
Low GWP (~530) and zero Ozone Depletion Potential (ODP)
Outstanding thermal stability, inert, non‑corrosive
Wide materials compatibility: metals, glasses, PMMA, PEEK, polycarbonate, EPDM, nitrile, ABS, PTFE (though some fluoropolymers/elastomers absorb the fluid over time)—suitable for most standard systems; compatibility testing recommended for soft elastomers
Safe handling profile: follows NU‑Safety Data Sheet; no flash point, VOC‑exempt under U.S. EPA VOC regulation
Applications
FluoSolv® 7000 is ideal for:
- Semiconductor equipment: heat transfer in ion implanters, dry etchers, CVD/PVD tools, automated test equipment (ATE)
- Pharmaceutical / chemical processing: reactor cooling, freeze drying, VOC capture
- Cryogenic cooling: cryopumps, supercomputers, sensitive electronics, high-voltage transformers
- Reliability testing: thermal shock cycles, leak detection, temperature calibration
- Autocascade refrigeration: as a replacement for HCFC‑123
- Medical/lab use: histology baths and related uses
Material Compatibility
FluoSolv® 7000 is compatible with a broad range of materials:
- Metals: aluminum, copper (may oxidize), stainless steel, carbon steel, brass
- Hard polymers: acrylic (PMMA), PEEK, polycarbonate, polyesters, polyethylene, ABS, PTFE
- Elastomers: EPDM, nitrile (EPR), polyurethane, fluorosilicone—with variability in absorption and extractables; testing recommended for applications using soft elastomers or fluorinated polymers
Physical Properties
Property | NuGenTec FluoSolv® 7000 | HCFC 141b | HCFC-225 |
Boiling Point °C | 34 | 32 | 54 |
Liquid Density (g/mL) | 1400 | 1.23 | 1.55 |
Surface Tension (dynes/cm) | 12.4 | 19.3 | 16.2 |
Solubility of Solvent in Water (ppmw) | <5 | 210 | 330 |
Vapor Pressure at 25°C (mmHg) | 65 | 569 | 290 |
Global Warming Potential (GWP) | 530 | 700 | 180/160 |
Ozone Depleting Chemical | 0 | 0.10 | 0.03 |
Volatile Organic Compounds (VOC) | Exempt | Exempt | - |
Flash point | None | None | None |
System Design & Operating Notes
Heat-flux guidelines: avoid exceeding thermal critical flux (~18 W/cm² on small heater geometries) to prevent decomposition—consult NuGenTec technical engineering for custom system guidance
Best practices: Use magnetically-coupled or canned pumps; avoid shaft seals. Recommended fittings: compression, flare, compatible NPT thread sealants; evaluate quick-disconnects and barbs under exposure
Filtration & reuse: Activated carbon for hydrocarbons; activated alumina for decomposition byproducts; silica gel for moisture; PP/PE/PVDF filters for particulates
Leak detection: Use halogen leak detectors to monitor and minimize emissions
Features
To the best of our knowledge, this product is California Prop 65 compliant.
Free Solvent Sample and Vapor Degreaser for Testing
NuGenTec offers a small loaner vapor degreaser and a loaner 5-gallon pail to assist with your testing. The loaner vapor degreaser plugs into a standard wall outlet and fits on a standard pallet. This allows you to test our FluoSolv® solvent in your own controlled environment without immediately changing the solvent in your current equipment.
FluoSolv® 7000 is available for purchase in three package sizes:
- 55-gal phenolic lined metal drums
- 5-gal phenolic lined pails
- 1-gal HDPE plastic bottles
For more information about testing our FluoSolv® 7000, please call us at 800-409-3142 or Contact Us.
Email: FluoSolv@nugentec.com