CORE™ base stocks | ExxonMobil basestocks

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Americas, EAME, AP CORE™ base stocks

CORE™ base stocks by ExxonMobil are designed to offer broad blending coverage with performance capabilities in applications ranging from engine oils to industrial lubricants.

Americas CORE base stocks and AP/E CORE base stocks constitute a slate as defined within API/ATIEL guidelines for the formulation and qualification of automotive lubricants.

With base oil interchange and viscosity-grade read-across capabilities, ExxonMobil’s CORE base stock slates provide broad coverage, enabling supply chain flexibility and simplified qualification testing requirements. ExxonMobil follows rigorous processes to ensure reliable delivery of consistent, quality base stocks so customers can be confident in their supply. 

Product data sheets

Slate declarations

Americas

Property Limit Limit CORE 100 CORE 600 CORE 600 Core 2500
Appearance Visual BC BC BC BC
ASTM Colour ASTM D 1500 Max 1.5 1.5 4.0 6.0
CCS Viscosity -25ºC mPa•sec ASTM D 5293 Max 1650
CCS Viscosity -20ºC mPa•sec ASTM D 5293 Max 2100
Flash Point,COC Deg C ASTM D 92 Min 194 210 246 294
Kinematic Viscosity@ 40ºC mm2/sec ASTM D 445 Min-Max 29.0-32.0 29.0-32.0 109.0-116.0
Kinematic Viscosity@ 100ºC mm2/sec ASTM D 445 Min-Max 30.6-32.7
NOACK Volatility wt% ASTM D 5800 Max 30 20
Pour Point Deg C ASTM D 97 Max -18 -15 -6 -6
Viscosity Index ASTM D 2270 Min 95 95 95 95

Asia Pacific, Europe, Middle East, Africa

Property Standard Method (a) Limit CORE 100 CORE 150 CORE 600 CORE 2500
Appearance Visual BandC BandC BandC BandC
ASTM Colour ASTM D 1500 Max 1.0 1.5 4.0 6.0
CCS Viscosity -25ºC mPa•sec ASTM D 5293 Max 1650
CCS Viscosity -15ºC mPa•sec Max Max 1250
Flash Point,COC Deg C ASTM D 92 Min 194 210 246 294
Kinematic Viscosity@ 40ºC mm2/sec ASTM D 445 Min-Max 18.5-21.0 29.0-32.0 109.0-116.0
Kinematic Viscosity@ 100ºC mm2/sec ASTM D 445 30.6-32.7 30.6-32.7
NOACK Volatility wt% ASTM D 5800 Method B 29.3 29.3 15.8
Pour Point Deg C ASTM D 97 -18 -18 -12 -6 -6
Viscosity Index ASTM D 2270 Min 95 100 95 95

(a) In lieu of standard test method, alternate test methods may be used for the certification of a product property.
Note 1: Products are certified on release to meet the values specified. Actual values may deviate within the established reproducibility of the test method specified.
Note 2: For purpose of determining conformance with specification, observed or calculated values shall be rounded off to the nearest unit in the last significant digit used in expressing the limiting value in accordance to the ASTM E 29 method


Health and Safety

Detailed health and safety information for this product is provided in the material safety data sheet (MSDS), available upon request through your local sales representative or from www.ExxonMobil.com.

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Why us

Product integrity and supply reliability have served as the foundation of ExxonMobil base stocks production. Today, we are forging new ways to provide our technology and operations expertise to base oils customers around the world.

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View of Hydrocracker in the Rotterdam refinery at night

Construction begins on new hydrocracker at Rotterdam refinery

ROTTERDAM, June 15, 2016 - The hydrocracker project will upgrade heavier hydrocarbon into cleaner, higher value fuels, such as ultra-low sulfur diesel and base stocks.

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