SILK 4000 SAE 20W-50 is multigrade gasoline and diesel engine oil,
manufactured from high quality of base oil and selected additives to give
very good engine protection. It has formulated for mild conditions, it has the
anti-wear, anti-corrosion, anti-rust, and anti-oxidant properties.
Performance Level API: SF/CC, CCMCG2, MIL-L-46152 B.
SILK 4000 SAE 20W-50 is recommended for use in gasoline and diesel engines, for light buses and vans which are operating under tough service conditions in the city and high ways. Physical
Physical Characteristics | Test Method | Typical Value |
---|---|---|
Physical Characteristics | Test Method | Typical Value |
SAE | Grade 20W50 | |
Density @ 15°C, Kg/L | ASTM D-1298 | 0.89 |
Kinematic Viscosity, cSt | ||
AT 40 °C | ASTM D-445 | 180 |
AT 100 °C | ASTM D-445 | 19.85 |
Viscosity Index | ASTM D-2270 | 124 |
Apparent Viscosity @-15°C | ASTM D-5293 | 9000 |
Flash Point, COC, °C | ASTM D-92 | 245 |
Pour Point, °C | ASTM D-97 | -24 |
TBN, mg KOH/g | ASTM D-2896 | 7 |