Bharat MGEO 15W-40 CF-4 Multi-Grade Engine Oil is the best 15W40 engine oil manufacturer in India, delivering robust protection and performance across a wide range of heavy-duty applications. This multi-purpose diesel engine oil is ideal for naturally aspirated, turbocharged, and supercharged engines, ensuring optimal lubrication in all operating conditions.
Its advanced formulation is engineered to handle varying fuel qualities, making it a reliable solution for both industrial and commercial diesel engines. Whether powering transport fleets or machinery, Bharat MGEO 15W-40 CF-4 offers consistent durability, wear protection, and engine cleanliness.
Trusted by professionals across India, this high-performance diesel engine oil extends engine life, improves operational efficiency, and reduces maintenance downtime—making it a smart choice for dependable performance.
| Sr. No. | Characteristic | Test Method | Unit | CF-4 | CH-4 | CI-4 | CI-4+ |
|---|---|---|---|---|---|---|---|
| 1 | Kinematic Viscosity @ 40°C | ASTM D445 | cSt | 110 | 115 | 116 | 117 |
| 2 | Kinematic Viscosity @ 100°C | ASTM D445 | cSt | 14.2 | 14.5 | 14.6 | 14.8 |
| 3 | Viscosity Index | ASTM D2270 | – | 130 | 135 | 137 | 140 |
| 4 | Flash Point, COC | ASTM D92 | °C | ≥220 | ≥220 | ≥225 | ≥230 |
| 5 | Pour Point | ASTM D97 | °C | -21 | -21 | -24 | -24 |
| 6 | TBN | ASTM D2896 | mg KOH/g | 9.5 | 10.5 | 11.0 | 11.2 |
| 7 | Sulphated Ash | ASTM D874 | % | 1.2 | 1.3 | 1.3 | 1.35 |
| 8 | Density @ 15°C | ASTM D4052 | g/cm³ | 0.880 | 0.885 | 0.887 | 0.890 |
