Stone Oil 15W-40

CI-4

Multigrade engine oil for the lubrication of gasoline and diesel engines of passenger cars with natural aspiration or turbocharging. This oil is characterized by a combination of good detergent and dispersion properties, together with a low ash content.

Total engine protection : outstanding engine cleanliness and durability
Cold start : excellent fluidity at low temperature.
Drain interval extension : longer oil drain interval.

Physical and Chemical Properties

TEST	METHOD	UNIT	AVERAGE RESULTS
Density, at 15 °C	ASTM D 4052	g/cm³	0.873
Kinematic Viscosity, at 40 °C	ASTM D 455	cSt	110
Kinematic Viscosity, at 100 °C	ASTM D 455	cSt	14.75
Viscosity Index	ASTM D 2270	–	138
Pour Point, max	ASTM D 92	°C	-29
Flash Point, min	ASTM D 97	°C	232
Ash, Sulfated, ASTM D874	ASTM D 874	Mass %	1.5
Total Base Number (TBN)	ASTM D 2896	mg KOH/g	13.2