Koyoto 10W-40 CF-4 uses selected synthetic blend technology base oils and balanced additive system to deliver fuel economy performance, and to protect modern engines operating under extreme conditions of pressures and temperatures.
Koyoto 10W-40 CF-4 uses selected synthetic blend technology base oils and balanced additive system to deliver fuel economy performance, and to protect modern engines operating under extreme conditions of pressures and temperatures.
It’s the ideal choice for operators of heavy-duty truck and bus fleets equipped with latest designs, including those with regulatory emission controlled & longer oil drain intervals, as well as satisfying the needs of older engines. It may be used in naturally aspirated and turbocharged diesel and petrol engines, providing excellent protection even under the most severe conditions.
Koyoto 10W40 CF-4 series meets or exceeds following International and Builder specifications:
Typical Characteristics
| Koyoto | Test Method | Units | 30 | 40 | 50 |
|---|---|---|---|---|---|
| Density @ 15 0C | ASTM D 4052 | gm/cc | 0.892 | 0.900 | 0.904 |
| Viscosity @ 100 0C | ASTM D 445 | cSt | 11.60 | 15.40 | 20.20 |
| Viscosity @ 40 0C | ASTM D 445 | cSt | 102 | 158 | 234 |
| Viscosity Index | ASTM D 2270 | – | 100 | 99 | 99 |
| Pour Point | ASTM D 97 | °C | -18 | -18 | -18 |
| Flash Point (COC) | ASTM D 92 | °C | 230 | 236 | 242 |
| Total Base Number | ASTM D 2896 | mg KOH/g | 6.0 | 6.0 | 6.0 |
| Phosphorous | ASTM D 4951 | %wt | 0.070 | 0.070 | 0.070 |
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