Shale fuel oils
VKG Oil ASShale fuel oils are used in boilers and in industrial furnaces. In comparison to similar petroleum-based fuels, it is characterised by its low viscosity, a low pour point, and a low sulphur content.
| Property | Specification | Test Methods | |||||
| VKG еxtra light | VKG light | VKG sweet | VKG C | VKG D | VKG D-1 | ||
| Density at 15 °С, кg/m3, max. | 923.0 | 965.0 | 994.0 | Not norm. | Not norm. | 1050,0 | ASTM D4052 |
| Kinematic viscosity at 50 °С, сСt, max. | 4.0 | 8.0 | 25.0 | 150,0 | ASTM D445 or ISO 3104 | ||
| Engler specific viscosity at 80 °С, °E, max. | 1.5 | 2.8 | ASTM D1665 | ||||
| Water content, wt. %, max. | 0.3 | 0.3 | 1.0 | 1.0 | 1.0 | 1,0 | ASTM D95 or ISO 3733 |
| Ash content, wt. %, max. | 0.02 | 0.02 | 0.02 | 0.08 | 0.1 | 0,1 | ASTM D482 or ISO 6245 |
| Sulphur content, wt. %, max. | 0.9 | 0.8 | 0.8 | 0.8 | 0.8 | 0,8 | ASTM D 4294 |
| Flash point (open cup), °С, min: | 50 | -10 | 61 | ISO 2592, |
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| Flash point (closed cup), °С, min: | 55 | 67 | 61 | ASTM D93 or ISO 2719 |
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| Pour point, °C,max. | -30 | -24 | -17 | -25 | -15 | -10 |
ASTM D97 |
| Calorimetric heat of combustion, MJ/kg, min. | 40.0 | ASTM D4868 | |||||
