1995-10-01

Evaluation of Commercial Oils on Brazilian Probol IB Test 952202

The paper reports the results of tests with commercial oils in a procedure developed by PETROBRAS and General Motors (GM), for the evaluation of lubricant oils in terms of sludges and varnishes formation and in terms of valve train wear.
The purpose, thus, was to check the adequacy of the procedure to appraise lubricant oils of different performances and it was concluded that:
  1. a)
    the procedure is adequate to compare the performance of lubricant oils;
  2. b)
    the results have permitted ranking the different oils qualified as API SF and have confirmed the superior quality of the API SH oils as against the API SF oils in respect of all aspects evaluated.

SAE MOBILUS

Subscribers can view annotate, and download all of SAE's content. Learn More »

Access SAE MOBILUS »

Members save up to 16% off list price.
Login to see discount.
Special Offer: Download multiple Technical Papers each year? TechSelect is a cost-effective subscription option to select and download 12-100 full-text Technical Papers per year. Find more information here.
We also recommend:
TECHNICAL PAPER

Lubricant Performance and Turbochargers Analysis for Alternate Fuel Tests

871623

View Details

TECHNICAL PAPER

A Study of Lubricant Effects on Inlet Valve Deposits Using a Specially Adapted Test Vehicle

922300

View Details

TECHNICAL PAPER

Wear Mechanisms in Moderate Temperature Gasoline Engine Service

860374

View Details

X