Research Article
Properties and Components of Recycled Engine Oil Bottom Rejuvenated Asphalt and Its Grey Relationship Analysis
Table 1
Basic properties and chemical components of three types of REOB.
| | Type | Colour | Viscosity (60°C, cSt) | Density (25°C, g/cm3) | Asphaltenes (%) | Resins (%) | Aromatics (%) | Saturates (%) |
| | REOB-1 | Brown | 293 | 0.873 | 0.9 | 6.8 | 73.1 | 19.2 | | REOB-2 | Black brown | 535 | 0.912 | 8.1 | 0.1 | 91.7 | 0.1 | | REOB-3 | Reddish brown | 340 | 0.885 | 0.2 | 15.5 | 83.5 | 0.8 |
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