Groups of Base oils

TYPICAL PROPERTIES - BASE OIL GROUPS II/II+/III base oils.

 GROUP

VISCOSITY INDEX

SATURATES

SULPHUR IN %

DESCRIPTION

 

I

80-120

< 90%

> 0.03%

Conventional (Solvents)

 

II

80-120

= 90%

= 0.03%

Requires Hydro-processing

 

III

>120

= 90% 

= 0.03%

Requires severe Hydro-processing, PolyAlphaOlefins (PAO)

 

IV

--- 

All other base stocks
not in Group

IV - including other synthetics

 

PROPERTYS

Group I

Group II

Group III

Ultra 4,6,8

Group IV

 

Saturates,%

65~85

93~99+

95~99+

99+

99+

 

Aromatics,%

15~35

<1~7

<1~5

<1

<1

 

Sulfur, ppm

300~3000

5~300

0~30

<1

n/a

 

Vis 100C,cSt

4~32

4~30

4~8

4.0~7.6

4~70

 

VI

95~105

95~118

123~150

120~135-

125~150

 

Pour point, ℃℃

-15

-15

-15

22.5~-15

-45

 

Property

ASTM Method

100R

150R

220R

600R

110RLV

API Base Oil Category

API 1509 E 1.3

II

II

II

II

II(+)

Appearance

SM 360-99

Bright and Clear

Bright and Clear

Bright and Clear

Bright and Clear

Bright and Clear

Color

ASTM D 1500

L0.5

L0.5

L0.5

L0.5

L0.5

API Gravity, deg.

ASTM D 4052

34.4

33.4

31.9

31.2

35.4

Density, lb/gal

ASTM D 4052

7.10

7.15

7.22

7.28

7.06

Density, kg/l

ASTM D 4052

0.853

0.858

0.867

0.874

0.848

Specific Gravity, @ 60F/60F

ASTM D 4052

0.853

0.858

0.867

0.874

0.848

Viscosity @ 40C, cSt

ASTM D 445

20.3

29.7

43.7

108

21.1

Viscosity @ 100C, cSt

ASTM D 445

4.1

5.2

6.6

12.2

4.38

Viscosity @ 100F, SUS

ASTM D 2161

107

153

214

590

113

Viscosity Index

ASTM D 2270

102

105

102

103

118

CCS @ -20C, cP

ASTM D 5293

N/A

1550

3400

N/A

822

CCS @ -25C, cP

ASTM D 5293

1400

2660

5600

N/A

1350

CCS @ -30C, cP

ASTM D 5293

2650

5070

N/A

N/A

2450

Pour Point, C

ASTM D 5950/1C

-15

-15

-13

-17

-15

Flash Point, COC, C

ASTM D 92

206

227

230

270

216

Volatility, wt. % distilled at 700F/371C

ASTM D 2887

13

N/A

N/A

N/A

N/A

Evaporative Loss, NOACK, wt%

ASTM D5800 (B)

26

14

10

2

16

Water, ppm

ASTM D 6304-98

<50

<50

<50

<50

<50

Sulfur, ppm

ICP/XRF

<10

<12

<10

<10

<10

Saturates, HPLC wt. %

Chevron

>99

>99

>99

>99

>99

Aromatics, HPLC wt. %

Chevron

<1

<1

<1

<1

<1

Property

ASTM Method

UCBO 4R

UCBO 7R

 

API Base Oil Category (API 1509 E 1.3)

API 1509 E 1.3

III

III

 

Appearance

SM 360-99

Bright and Clear

Bright and Clear

 

Color

ASTM D 1500

L0.5

L0.5

 

API Gravity, deg.

ASTM D 4052

39.0

36.9

 

Density, lb/gal

ASTM D 4052

6.88

6.99

 

Density, kg/l

ASTM D 4052

0.826

0.839

 

Specific Gravity, @ 60F/60F

ASTM D 4052

0.826

0.839

 

Viscosity @ 40C, cSt

ASTM D 445

19

39

 

Viscosity @ 100C, cSt

ASTM D 445

4.1

7.0

 

Viscosity @ 100F, SUS

ASTM D 2161

97

196

 

Viscosity Index

ASTM D 2270

127

135

 

CCS @ -20C, cP

ASTM D 5293

<750

1600

 

CCS @ -25C, cP

ASTM D 5293

800

2800

 

CCS @ -30C, cP

ASTM D 5293

1200

N/A

 

Pour Point, C

ASTM D 5950/1C

-18

-18

 

Flash Point, COC, C

ASTM D 92

210

250

 

Evaporative Loss, NOACK, wt%

ASTM D5800 (B)

14

4

 

Water, ppm

ASTM D 6304-98

30

<30

 

Sulfur, ppm

ICP/XRF

<10

<10

 

Saturates, HPLC wt. %

Chevron

>99

>99

 

Aromatics, HPLC wt. %

Chevron

~0

~0