Available Pack
Petrozad Optimum Silver API SL SAE 20W-50
Benefits
- Works against deposits and sludges.
- Superior protection against viscosity and thermal breakdown.
- Superior sludge protection for greater engine reliability.
- Extend engine life.
- Enhanced wear protection and improved engine cleanliness.
Application
Suitable for use in European, American, and Japanese gasoline engines, diesel passenger cars, light duty and, light trucks and all gasoline and diesel engines where API SL or SL/CF SAE 20W50 are specified.
Typical Characteristics
| PARAMETERS | Test Method | Units | SILVER 20W-50 |
| Density @ 15 0C | ASTM D 4052 | gm/cc | 0.880 |
| Viscosity @ 100 0C | ASTM D 445 | cSt | 19.74 |
| Viscosity @ 40 0C | ASTM D 445 | cSt | 176.50 |
| Viscosity Index | ASTM D 2270 | – | 129 |
| Pour Point | ASTM D 97 | °C | -247 |
| Flash Point (COC) | ASTM D 92 | °C | 232 |
| Total Base Number | ASTM D 2896 | mg KOH/g | 8.30 |
| Phosphorous | ASTM D 4951 | % wt | 0.098 |
| CCS Viscosity | ASTM D 5293 | cP | 7985 @ -15°C |





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