How fluid film versus boundary lubrication operates in an engine Automotive lubrication systems protect against metal-to-metal contact using both fluid film lubrication and boundary lubrication techniques. The difference between the two can be confusing to DIYers that think that engine lubrication is based more on oil viscosity than pressure. To understand the difference between film lubrication and boundary lubrication we must first understand the difference between the words absorb and adsorb. Absorbtion versus adsorption Sorption refers to the process where a one substance attaches to another. The sorbent is the … Read More
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