failure modes Archives - REM Surface Engineering

Mechanical Paste Polishing vs. CAVF Finishing of Gears

Posted by Danny Estrada on Monday, August 3rd, 2020 in

A recent Materials Matter article compared generic deburring versus CAVF (chemically accelerated vibratory finishing.) Both techniques are conducted in a vibratory unit....

Measuring Tooth Flank Roughness

Posted by Mark Michaud on Wednesday, January 23rd, 2019 in

Gear performance has continuously increased over the past two decades. Improvements in metals, heat treatments, geometry, and lubrication are just a few of the sources of these improvements....

Micropitting of the sun pinion teeth in 2018

Repairing Wind Turbine Gears and Assemblies with Isotropic Superfinishing

Posted by Danny Estrada on Tuesday, June 13th, 2017 in

As the wind turbine industry matures, the importance of operations and management (O&M) costs grows. In the early years of large kilowatt and small megawatt class wind turbines, pre-mature gearbox failure due to gear fatigue was very common and was a...

Materials Matter: Scuffing

Posted by Martin McCormick on Saturday, September 17th, 2016 in

Gear meshing is one of the most complex areas of study in tribology. Meshing consists of both sliding and rolling motion and can be affected by a number of other operating parameters....