1.The best silicone diffusion pump oil
2. ISO certificate approved.
2. High performance price ratio.
Name: 275# silicone oil for super high vacuum diffusion pump
Molecular formula:
CH3(C6H5)2SiO(CH3)2SiOSi(C6H5)2CH3
Property and usage:
275# silicone oil for super high vacuum diffusion pump is colorless, transparent oily fluid and owns very low saturated vapor pressure, good heat resistivity property,. excellent resistance to high temperature, oxidant and radiate. Used in high vac., electronics industry, coating for high vac., particle accelerator, electronic microscope and display, etc.
Technical data:
| No. | Item | Index |
| 01 | Apperaance | colorless transparent liquid |
| 02 | Content | 99%min |
| 03 | Ultimate vacuum | 5X10-9 |
| 04 | Viscosity(25 °C) | 165-185 |
| 05 | Refractive index(25 °C) | 1.5765-1.5785 |
| 06 | Flash point | 243 °C |
| 07 | Freezing point | ≤-14°C |
Package ang shelf time:
Package: 25kg/plastic drum or as customers request
Shelf time: Three years
