Using a lighter grade than recommended may result in excessive mechanical wear and reduced engine life. (mechanics.stackexchange.com)
The first is that the turbines become less efficient over time as a result of mechanical wear and tear, erosion of the turbine blades and related factors. (bishop-hill.net)
The company has achieved a breakthrough for the U.S. Army that is delivering a first - of - its - kind replacement coating solution for hard chrome and conventional plating processes that are considered environmental hazards, with a new coating with excellent corrosion protection (besting thick and thin hard chrome and all conventional wet plating processes) while simultaneously achieving 20X improved mechanical wear. (defensealliance.com)