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LUBE OIL BUSINESS Lube base Oil

Overview

S-OIL settled as lube base oil maker with international competition leading in the local market.

Ever since its foundation in 1976 as the first lube base oil refinery in South Korea, S-OIL Corporation set a milestone in South Korean base oil market which entirely depended on import and has been a leading supplier of lube base oil in South Korea as well as global market.

S-OIL has 44,700 barrels per day of production capacity with #1 LBO Plant (aramcoDURA / aramcoPRIMA) and #2 LBO Plant (aramcoULTRA).

S-OIL is the only company which has full line-up of Group Ⅰ/Ⅱ/Ⅲ base oil products in South Korea and is positioned as one of the world class manufacturers supplying high quality base oils to global market not only Asia but also EU and North America.

S-OIL, in association with Saudi Aramco and its affiliates (Motiva and Luberef), officially launched 'Aramco Base Oils Alliance' in 2019. Under a brand license agreement with Saudi Aramco, the alliance offers Saudi Aramco base oil brand : aramcoDURA (Group Ⅰ), aramcoPRIMA (Group Ⅱ) and aramcoULTRA (Group Ⅲ). Not to mention its business scale, the alliance will lead the industry in terms of technology, one of the crucial factors in base oil business, through close collaboration on research and development(R&D).

For more information about Saudi Aramco base oil brand, please refer to the website below. https://www.saudiaramco.com/baseoils

aramco base oils
Lube Base Oil : Plant, Product, Facility capacity, Date of commercial operation Table.
Plant Product Facility capacity Date of commercial operation
#1 LBO Plant aramcoDURA base oil
(aramcoDURA 60, 600, 150BS)
13,700 B/D 1981.01
aramcoPRIMA base oil
(aramcoPRIMA 100S, 150S, 500S, 60, 150, 500)
#2 LBO Plant aramcoULTRA base oil
(aramcoULTRA 2, 3, 4, 6, 8)
31,000 B/D 2002.12

Product

Typical Properties of aramcoDURA Base Oil

Typical Properties of aramcoULTRA Base Oil : Test Items, ASTM, aramcoDURA 60, aramcoDURA 600, aramcoDURA 150BS Table.
Test Items ASTM aramcoDURA 60 aramcoDURA 600 aramcoDURA 150BS
Appearance Visual B&C B&C B&C
Density @ 15.6℃, kg/L D1298 0.8751 0.8791 0.8929
Color (ASTM) D1500 L0.5 L0.5 L1.0
Kinematic Viscosity @ 40℃, cSt D445 7.921 117.0 488.6
Kinematic Viscosity @ 100℃, cSt D445 2.192 12.49 31.85
Viscosity Index D2270 71 98 96
Flash Point, COC, ℃ D92 149 259 316
Pour Point, ℃ D5950/6749 -20 -14 -14
Sulfur Content, wtppm D5453 <10 <100 <100
Conradson Carbon Residue, wt% D4530 <0.01 0.01 0.2
Copper Strip Corrosion,100℃, 3 hrs D130 1b 1b 1b
Total Acid Number, mgKOH/g D974 <0.01 <0.01 <0.01
groupⅠ aramcoDURA
Under the brand name of aramcoDURA, S-OIL produces 3 different products: aramcoDURA 60, aramcoDURA 600 and aramcoDURA 150BS. Major application of aramcoDURA base oil is as follows.
aramcoDURA Base Oil : Product, Major application Table.
Product Major application
aramcoDURA 60 transformer oil, ink oil
aramcoDURA 600 marine oil
aramcoDURA 150BS marine oil, industrial gear oil

Typical Properties of aramcoPRIMA Base Oil

Typical Properties of aramcoULTRA Base Oil : Test Items, ASTM, aramcoPRIMA 100S, aramcoPRIMA 150S, aramcoPRIMA 500S Table.
Test Items ASTM aramcoPRIMA 100S aramcoPRIMA 150S aramcoPRIMA 500S
Appearance Visual B&C B&C B&C
Density @ 15.6℃, kg/L D1298 0.854 0.863 0.8731
Color (ASTM) D1500 L0.5 L0.5 L0.5
Kinematic Viscosity @ 40℃, cSt D445 20.94 30.47 95.86
Kinematic Viscosity @ 100℃, cSt D445 4.236 5.189 11.24
Viscosity Index D2270 107 101 96
Flash Point, COC, ℃ D92 210 212 258
Pour Point, ℃ D5950/6749 -15 -12 -14
Sulphur, wtppm D5453 <10 <100 <100
Conradson Carbon Residue, wt% D4530 <0.01 <0.01 0.01
Copper Strip Corrosion, 100℃, 3hr D130 1b 1b 1b
Total Acid Number, mgKOH/g D974 <0.01 <0.01 <0.01
Saturates, wt% D2007 >90 >90 >90
Typical Properties of aramcoULTRA Base Oil : Test Items, ASTM, aramcoPRIMA 60, aramcoPRIMA 150, aramcoPRIMA 500 Table.
Test Items ASTM aramcoPRIMA 60 aramcoPRIMA 150 aramcoPRIMA 500
Appearance Visual B&C B&C B&C
Density @ 15.6℃, kg/L D1298 0.8700 0.8590 0.8720
Saybolt Color D156 +30 +30 +30
Color (ASTM) D1500 L0.5 L0.5 L0.5
Kinematic Viscosity @ 40℃, cSt D445 8.74 29.7 96.4
Kinematic Viscosity @ 100℃, cSt D445 2.32 5.2 11.3
Viscosity Index D2270 67 105 104
Flash Point, COC,℃ D92 ≥150 218 240
Pour Point, ℃ D5950/6749 <-40 -18 -18
Sulphur, wtppm D5453 <10 <10 2
Conradson Carbon Residue, wt% D4530 <0.01 <0.01 <0.01
Copper Strip Corrosion, 100℃, 3 hrs D130 1b 1b 1b
Total Acid Number, mgKOH/g D974 <0.01 <0.01 <0.01
Noack Volatility, wt% (Procedure B) D5800(B) - 15.8 6.9
CCS Viscosity @ -20℃, mPa-s D5293 - 1,620 14,550
CCS Viscosity @ -25℃, mPa-s D5293 - 2,760 26,000
Saturates, wt% D2007 >99 99 99
groupⅡ aramcoPRIMA
Under the brand name of aramcoPRIMA, S-OIL produces 6 different products: 3 solvent-dewaxed products(aramcoPRIMA 100S, aramcoPRIMA 150S, aramcoPRIMA 500S) and 3 catalytic-dewaxed products(aramcoPRIMA 60, aramcoPRIMA 150, aramcoPRIMA 500). Especially, the catalytic-dewaxed base oil, with its superior properties such as low aromatic contents, high naphthene contents and high VI, is used to manufacture high quality lubricant product. Major application of aramcoPRIMA base oil is as follows.
aramcoPRIMA Base Oil : Product, Major application Table.
Product Major application
aramcoPRIMA 100S automatic transmission fluid
aramcoPRIMA 150S engine oil
aramcoPRIMA 500S engine oil, marine oil
aramcoPRIMA 60 transformer oil, automatic transmission fluid
aramcoPRIMA 150 white oil, process oil
aramcoPRIMA 500 white oil, process oil

Typical Properties of aramcoULTRA Base Oil

Typical Properties of aramcoULTRA Base Oil : Test Items, ASTM, aramcoULTRA 2, aramcoULTRA 3, aramcoULTRA 4, aramcoULTRA 6, aramcoULTRA 8 Table.
Test Items ASTM aramcoULTRA 2 aramcoULTRA 3 aramcoULTRA 4 aramcoULTRA 6 aramcoULTRA 8
Appearance Visual B&C B&C B&C B&C B&C
Density @ 15.6℃, kg/L D1298 0.8300 0.8323 0.8350 0.8398 0.8425
Saybolt Color D156 30 30 30 30 30
Color (ASTM) D1500 L0.5 L0.5 L0.5 L0.5 L0.5
Kinematic Viscosity @ 40℃, cSt D445 7.62 14.0 19.7 32.54 41.10
Kinematic Viscosity @ 100℃, cSt D445 2.25 3.38 4.27 6.04 7.1
Viscosity Index D2270 103 115 124 134 134
Flash Point,COC ,℃ D92 158 202 220 240 250
Pour Point, ℃ D5950/6749 -36 -27 -20 -16 -14
Sulphur, wtppm D5453 1 1 1 <1.0 <1.0
Conradson Carbon Residue, wt% D4530 <0.01 <0.01 <0.01 <0.01 <0.01
Copper Strip Corrosion, 100℃, 3 hrs D130 1b 1b 1b 1b 1b
Total Acid Number, mgKOH/g D974 <0.01 <0.01 L0.01 L0.01 L0.01
Noack Volatility, wt% (Procedure B) D5800(B) - - 14.7 6.4 4.0
CCS Viscosity @ -30℃, mPa-s D5293 - - 1,500 3,850 6,300
Saturates, wt% D2007 >99 >99 >99 >99 >99
groupⅢ aramcoULTRA
aramcoULTRA base oil is produced in 5 different viscosity grades: aramcoULTRA 2, aramcoULTRA 3, aramcoULTRA 4, aramcoULTRA 6 and aramcoULTRA 8. It is a highly purified product with extremely low unsaturated aromatic contents and impurity as well as superior NOACK, CCS quality. aramcoULTRA base oil, a high quality product acknowledged as 'synthetic oil' and a substitute for PAO(Poly-Alpha Olefin), is used to manufacture top-notch quality lubricant product. Major application of aramcoULTRA base oil is as follows.
aramcoULTRA Base Oil : Product, Major application Table.
Product Major application
aramcoULTRA 2 transformer oil
aramcoULTRA 3 white oil, automatic transmission fluid
aramcoULTRA 4 engine oil, automatic transmission fluid, white oil
aramcoULTRA 6 engine oil, gear oil, axle oil
aramcoULTRA 8 engine oil, axle oil, automatic transmission fluid

Ultra-S Base Oil Typical Properties

Ultra-S Base Oil Typical Properties : Test Items, ASTM, Ultra-S 2, Ultra-S 3, Ultra-S 4, Ultra-S 6, Ultra-S 8 Table.
Test Items ASTM Ultra-S 2 Ultra-S 3 Ultra-S 4 Ultra-S 6 Ultra-S 8
Appearance Visual B&C B&C B&C B&C B&C
Density @ 15.6℃, kg/L D1298 0.8300 0.8323 0.8350 0.8398 0.8425
Saybolt Color D156 30 30 30 30 30
Color (ASTM) D1500 L0.5 L0.5 L0.5 L0.5 L0.5
Kinematic Viscosity @ 40℃, cSt D445 7.62 14.0 19.7 32.54 41.10
Kinematic Viscosity @ 100℃, cSt D445 2.25 3.38 4.27 6.04 7.1
Viscosity Index D2270 103 115 124 134 134
Flash Point,COC ,℃ D92 158 202 220 240 250
Pour Point, ℃ D5950/6749 -36 -27 -20 -16 -14
Sulphur, wtppm D5453 1 1 1 <1.0 <1.0
Conradson Carbon Residue, wt% D4530 <0.01 <0.01 <0.01 <0.01 <0.01
Copper Strip Corrosion, 100℃, 3 hrs D130 1b 1b 1b 1b 1b
Total Acid Number, mgKOH/g D974 <0.01 <0.01 L0.01 L0.01 L0.01
Noack Volatility, wt% (Procedure B) D5800(B) - - 14.7 6.4 4.0
CCS Viscosity @ -30℃, mPa-s D5293 - - 1,500 3,850 6,300
Saturates, wt% D2007 >99 >99 >99 >99 >99

Ultra-S base oil is S-OIL's own brand product and has the same properties with armcoULTRA base oil. Ultra-S base oil is supplied to North America market.

Business Contact

  • Base Oil Inquiry : baseoil@s-oil.com
  • FL Export Inquiry : lubricants@s-oil.com
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