SOUTHWEST RESEARCH INSTITUTE

 

International Lubricant Evaluation
ACEA* Lubricant Evaluation
Oxidation Evaluation (CEC L-85-T-99)

 

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  image of equipment used for the oxidation laboratory evaluation method at SwRI, which determines the oxidation induction time of oil
 

The oxidation laboratory evaluation method determines the oxidation induction time of oil.

Oxidation laboratory evaluation method CEC L-85-T-99 is offered by Southwest Research Institute (SwRI) to determine the oxidation induction time of oil.
 

ACEA 2008 Specifications

The heavy-duty diesel engine oxidation test is part of ACEA 2008 Specifications:

  • E4

  • E6

  • E7

  • E9

CEC L-85-T-99 Test Parameters

A small quantity of oil is weighed into a sample pan and placed in a test cell. The cell is heated to a specified temperature and pressurized with air. The cell is held at a regulated temperature and pressure until an exothermic reaction occurs. The extra-polated onset time is measured and reported as the oxidation induction time.
 

Pass/Fail Criteria

E4-08 and E6-08 E7-08 and E9-08
R & R ≥65 minutes

 

Pass limits for oxidation induction time are ≥35 minutes.

 

*Association des Constructeurs Européens d'Automobiles/European Automobile Manufacturers Association.


For more information about oxidation evaluation (CEC L-85-T-99), or how you can contract with SwRI, please contact Becky Grinfield at bgrinfield@swri.org or (210) 522-3652.

 

oxidation.swri.org

 

Contact Information

Becky Grinfield

Oxidation Evaluation (CEC L-85-T-99)

(210) 522-3652

bgrinfield@swri.org

oxidation.swri.org

Related Terminology

CEC L-85-T-99

oxidation evaluation

ACEA engine tests

ACEA 2008
specifications

induction time

exothermic reaction

standardized lubricant
testing

engine lubricants

 

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Southwest Research Institute® (SwRI®), headquartered in San Antonio, Texas, is a multidisciplinary, independent, nonprofit, applied engineering and physical sciences research and development organization with 11 technical divisions.

June 16, 2011