EHC™ Series

ExxonMobil basestocks , United States

Product Description

EHC base stocks by ExxonMobil are designed for performance capability in a broad range of finished lubricant applications. With base oil interchange and viscosity grade read-across capabilities, ExxonMobil's EHC base stock slate offers 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 base stock supply. EHC base stocks by ExxonMobil comprise a global Group II slate as defined within API and ATIEL guidelines for formulation and qualification of automotive lubricants.

EHC base stocks by ExxonMobil may also be utilized in Industrial and Marine applications where formulations benefit from the increased oxidation stability and higher VI.


Features and Benefits

EHC base stocks deliver qualities that enable our customers to produce high performance blends. Key features include:

• Tightly controlled volatility and viscosity index (VI) specifications enabling formulations to meet or exceed API, ACEA and ILSAC requirements

•  Targeted saturates levels to provide optimum additive solubility

•  Exceptional oxidation stability

•  Product specifications that enable formulators to meet or exceed passenger and heavy-duty engine oil quality requirements.



Property Standard Method(a) Limits EHC 45 EHC 50 EHC 65 EHC 110 EHC 120
ASTM Color ASTM D1500 Max L0.5 0.5 L0.5 0.5 0.5
Appearance Visual Min-Max Clear and Bright Clear and Bright Clear and Bright Clear and Bright Clear and Bright
Cold-Cranking Simulator, Apparent Viscosity @ -20 C, mPa.s ASTM D5293 Max 1,500 3,100
Cold-Cranking Simulator, Apparent Viscosity @ -25 C, mPa.s ASTM D5293 Max 1,550
Flash Point, Cleveland Open Cup, °C ASTM D92 Min 204 210 214 230 255
Kinematic Viscosity @ 100 C, mm2/s ASTM D445 Min-Max 4.4-4.7 5.2-5.6 6.3-6.6 10.0-12.0 11.7-12.5
 Kinematic Viscosity @ 40 Cmm2/s ASTM D445   Min-Max          96-108
Noack Volatility, Procedure B, mass% ASTM D5800-PROB Max 15 13.5 10
Pour Point, °C ASTM D97 Max -18 -18 -18 -15 -15
Viscosity Index ASTM D2270 Min-Max 113-119 110-119 103-109 95-110 102-115

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

(a) In lieu of standard test method, alternate test methods may be used for the certification of a product property.


Health and Safety

Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @

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All products may not be available in all countries.  Every care has been taken in the preparation of this information.  Typical values may vary within modest ranges and specifications may be subject to change. To the extent permitted by applicable law, all warranties and/or representations, express or implied, as to the accuracy of the information are disclaimed, and no liability is accepted for the accuracy or completeness of the same.

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