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| Hydrocal 2400 |  |
Hydrocal 2400 Naphthenic Base Oils are produced exclusively by the Calumet Lubricants Co. in a multistage high pressure hydrotreating process. |
| Tests | Test Method | Typicals |
| Viscosity, CST @ 40C | D445 | 442.44 |
| Viscosity, CST @ 100C | D445 | 22.75 |
| Viscosity, SUS @ 100F | D2161 | 2414.8 |
| Viscosity, SUS @ 210F | D2161 | 114.0 |
| Viscosity Index | D2270 | 52 |
| Gravity, API, 60F | D4052 | 22.8 |
| Flash Point, COC, C | D92 | 274 |
| Flash Point, COC, F | D92 | 526 |
| Pour Point, C | D97 | -8 |
| Pour Point, F | D97 | 17 |
| Color, ASTM | D1500 | L2.0 |
| Aniline Point, C | D611 | 105.8 |
| Aniline Point, F | D611 | 222.5 |
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