From "The Practical Handbook of Machinery Lubrication":

An inferior base oil cannot be converted into a premium product simply by the inclusion of an additive. Using a poor-quality oil on a continuing basis and attempting to overcome its poor lubricating qualities with some special additive is illogical. Better to determine the manufacturer's recommendation as to the minimum API service rating required and then regularly use a blended lubricant of a higher service classification than originally recommended, if an improvement in lubrication is the objective.

Read more about "The Practical Handbook of Machinery Lubrication"

Test your knowledge and prepare for ICML lubrication and oil analysis certification.

   Question: Name two sources of aluminum in crankcase engine oils.

• Continuing Evolution of Food Grade Lubricants
• Putting the Simple Back into Viscosity

• Bearing Lubrication
• Oil Reclamation
• Grease Guns
• Oil Analysis
• Synthetic Lubricants
• Electric Motor Lubrication
• Hydraulics
• Food Grade Lubricants