Characteristic

Units

SN-150

SN-500

Bright Stock

Test Method

Kinematic viscosity at 100°C

cSt

4.4 – 5.6

9.7 – 12.0

min. 28

ASTM  D-445

Kinematic viscosity at 40°C

cSt

28 – 32

90 – 105

–

ASTM D-445

Viscosity index (VI)

–

95 – 100

95 – 100

min. 95

ASTM D-2270

Flash Point

°C

min. 195

min. 210

min. 276

ASTM D-92

Sulphur Content

%Wt

0.15 – 0.60

0.15 – 0.60

0.15 – 0.60

ASTM D-2622

Pour Point

°C

max. -6

max. -6

max. -9

ASTM D-97

Density @ 15°C

Kg/L

0.870 – 0.890

0.885 – 0.895

0.900 – 0.910

ASTM D-1298

Color

–

max. 2

max. 2

max. 2

ASTM D-1500

TAN

mg KOH/g

max. 0.05

max. 0.05

max. 0.05

ASTM D-664

Carbon Residue Content

%Wt

0.04

0.12

0.21

ASTM D-189