Material illustration
VN-FL-1031 PFPE Vacuum Pump Fluids
Perfluoropolyether fluids designed for vacuum systems and processes involving reactive chemicals. The VN-FL-1031 includes grades with different viscosities and vapor pressures.
| Catalog code | VN-FL-1031 |
|---|---|
| Catalog grades | VN-FL-1031-G01 / VN-FL-1031-G02 / VN-FL-1031-G03 / VN-FL-1031-G04 / VN-FL-1031-G05 |
| CAS number | 69991-67-9 |
Contact us to confirm available grades, current specifications and suitability for your application.
Applications
- Vacuum pumps
- Mass spectrometry and electron microscopy
- Ion implantation and vapor deposition
Typical product data
| Items | Unit | Test method | VN-FL-1031-G01 | VN-FL-1031-G02 | VN-FL-1031-G03 | VN-FL-1031-G04 | VN-FL-1031-G05 |
|---|---|---|---|---|---|---|---|
| Average molecular weight | a.m.u. | NMR | 2400 | 3500 | 4900 | 4300 | 11000 |
| Specific gravity, 20℃ | g/cm3 | — | 1.88 | 1.89 | 1.90 | 1.90 | 1.92 |
| Kinematic Viscosity, 20℃ | cSt | ASTM D445 | 60 | 140 | 310 | 256 | 2717 |
| Kinematic Viscosity, 40℃ | cSt | ASTM D445 | 16 | 32 | 63 | 53 | 444 |
| Kinematic Viscosity, 100℃ | cSt | ASTM D445 | 4.4 | 7.2 | 12.5 | 11 | 63 |
| Pour Point | ℃ | ASTM D97 | -60 | -54 | -41 | -48 | -15 |
| Vapor pressure, 20℃ | Torr | Knudsen | 4×10^-7 | 2×10^-7 | 1×10^-7 | 1×10^-7 | 3×10^-14 |
| Vapor pressure, 50℃ | Torr | Knudsen | 1×10^-5 | 3×10^-6 | 1×10^-6 | 1×10^-6 | 2×10^-12 |
| Vapor pressure, 100℃ | Torr | Knudsen | 1×10^-3 | 1×10^-4 | 3×10^-5 | 3×10^-5 | 1×10^-9 |
| Vapor pressure, 200℃ | Torr | Knudsen | 5×10^-1 | 1×10^-2 | 2×10^-3 | 2×10^-3 | 2×10^-6 |
| Heat loss, 22hr,149℃ | % by wt. | ASTM D2595 | 6 | 1 | 0.5 | 0.5 | 0.1 |
| Heat loss, 22hr, 204℃ | % by wt. | ASTM D2595 | 35 | 3 | - | - | - |
| Acid value | mg KOH/g | — | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.05 |