KOYOTO MARINE Guard 15 series is a range of high performance marine diesel engine oils formulated with premium quality base stocks and selected additives to ensure optimum performance and protection for trunk piston engines, operating on low sulphur distillate fuels. Suitable for heavy duty diesel engines in Marine and Industrial applications, where monograde oils are specified. It provides excellent protection in engines, against high temperature piston deposits, wear, corrosion and foaming under severe operating conditions.
KOYOTO MARINE Guard 15 series is a range of high performance marine diesel engine oils formulated with premium quality base stocks and selected additives to ensure optimum performance and protection for trunk piston engines, operating on low sulphur distillate fuels. Suitable for heavy duty diesel engines in Marine and Industrial applications, where monograde oils are specified. It provides excellent protection in engines, against high temperature piston deposits, wear, corrosion and foaming under severe operating conditions.
Specifications KOYOTO MARINE Guard range meets or exceeds following International and Builder specifications:
Typical Characteristics
| KOYOTO MARINE Guard | Test Method | Units | 1530 | 1540 | 1550 |
|---|---|---|---|---|---|
| Density @ 15 0C | ASTM D 4052 | gm/cc | 0.892 | 0.900 | 0.904 |
| Viscosity @ 100 0C | ASTM D 445 | cSt | 11.6 | 14.6 | 19.2 |
| Viscosity @ 40 0C | ASTM D 445 | cSt | 103 | 145 | 218 |
| Viscosity Index | ASTM D 2270 | – | 100 | 99 | 99 |
| Pour Point | ASTM D 97 | °C | -9 | -9 | -9 |
| Flash Point (COC) | ASTM D 92 | °C | 245 | 268 | 276 |
| Total Base Number | ASTM D 2896 | mg KOH/g | 15.0 | 15.0 | 15.0 |
| Sulphated Ash | ASTM D 874 | wt% | 2.1 | 2.1 | 2.1 |
The above figures are typical of blends with normal production tolerance and do not constitute a specification.
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