LF-PM174 Silicone Diffusion Pump Fluid
Silfluo LF-PM174 silicone diffusion pump fluid, 36–40 cSt, with low saturated vapor pressure for high-vacuum coating, vacuum smelting and electron microscopy.
Silfluo LF-PM174 silicone diffusion pump fluid, 36–40 cSt, with low saturated vapor pressure for high-vacuum coating, vacuum smelting and electron microscopy.
Silfluo Code | LF-PM174 |
Appearance | Colorless transparent liquid |
Kinematic Viscosity (25°C, cSt) | 36–40 |
Specific Gravity (25°C) | 1.020–1.080 |
Flash Point (°C) | ≥210 |
Freezing Point (°C) | −18 to −14 |
Refractive Index (25°C) | 1.55–1.56 |
Ultimate Vacuum: | ≤ 3.1 × 10⁻⁷ |
Vacuum coating and metallurgical processing
Used as the working fluid in diffusion-pump vacuum systems for vacuum coating and high-vacuum smelting.
Electron-tube production and microscopy
Used in diffusion-pump systems serving electron-tube manufacturing and electron microscopy.
25 kg or 200 kg plastic drums, 200 kg plastic-lined steel drums, and 1000 L IBCs.
Shelf life: 24 months from the date of manufacture in original unopened containers at room temperature.
Transport as non-dangerous goods.