Research Article
Tribological Performance of Silahydrocarbons Used as Steel-Steel Lubricants under Vacuum and Atmospheric Pressure
Table 1
Physical properties of these liquid lubricants.
| Lubricants | Properties |
Saturated vapor pressure/Torr, 25°C | Kinematic viscosity (mm2·s−1) | Density/kg·m−3 | TGA (onset decompositon temperature/°C) | Pour point/°C | −20°C | 40°C | 100°C | VI |
| SiCH-1 | | 2180 | 73.8 | 13.2 | 184 | 843.2 | 362 | <−55 | SiCH-2 | | 2621 | 86.6 | 15.4 | 189 | 851.0 | 387 | <−55 | SiCH-3 | | 3025 | 97.2 | 17.2 | 194 | 857.4 | 394 | <−55 | MACs | | 2550 | 58.1 | 8.8 | 140 | 847.1 | 385 | −55 | PFPE-Z25 | | — | 160.5 | 48.4 | 350 | 1850.8 | 383 | −73 |
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