Weineng CF-4 is an economy heavy-duty diesel engine oil suitable for older-design naturally aspirated and turbocharged diesel engines. It provides essential wear protection, deposit control and oxidation stability for legacy equipment operating under moderate loads, offering dependable service at a sensible cost.
Commercial Vehicles
Typical Data
| Item | 15W-40 | 20W-50 |
|---|---|---|
| SAE Viscosity Grade | 15W-40 | 20W-50 |
| Kinematic Viscosity @100°C (mm²/s) | 14.3 | 19.0 |
| Viscosity Index | 130 | 120 |
| Flash Point (COC, °C) | 225 | 230 |
| Pour Point (°C) | -28 | -22 |
| TBN (mg KOH/g) | 8.5 | 9.0 |
| Sulfated Ash (%) | 1.5 | 1.6 |
Characteristics
- Basic yet dependable wear and deposit protection.
- Good oxidation stability for older engines.
- Compatible with legacy diesel technology.
- Cost-effective for light-duty diesel service.
Application Range
- Older naturally aspirated and turbocharged diesel engines.
- Light commercial vehicles and agricultural machinery.
- Backup generators and stationary equipment.
Base oilSINOPEC · GROUP II–III
CertificationISO 9001 · 14001 · 45001
TraceabilityBATCH-LEVEL
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