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NO

Description of index

Figure

 

1

 

Density, at 20˚C, g/cm3, not more than

SN-80

SN-180

SN-350

SN-600

SN-1200

870

 

880

890

900

905

2

 

Refraction coefficient at 20˚C

 

Have no standard,is necessary

 

3

Kinematic viscosity at 100˚C,sSt

2.5-3.5

 

4.5-6.0

 

8.0-9.5

 

11.5-13.5

 

18.0-23.0

 

4

Pour point ,˚C, not higher than

 

-12

-12

-12

-9

-9

5

Flash point , ˚C, not less than

 

170

205

220

225

250

6

Viscosity index, min

 

95

95

95

95

90

7

Color

By,max

By ASTM, max

By conditional units of KHC, max

 

0.5

-

0.5

 

0.5

-

0.5

 

1.0

1.0

-

 

2.0

2.0

-

 

3.0

3.0

-

8

Mass portion of sulfur,%, max

0.03

       

9

Acidity number, mg KOH by 1 g oil, min

0.02

 

0.03

0.05

 

0.05

 

0.06

 

10

Ash ,%,max

 

0.005

11

Mass portion of mechanical impurities ,%, max

 

0.005