Surface Finish
Materials Matter: Nitriding’s “White Layer” and Isotropic Superfinishing
Developed in the early 20th century, nitriding has evolved into a standard process across many industrial applications. Often considered the simplest technique for case hardening, the process is commonplace in aircraft manufacturing, bearings, automo...
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ISF Surface Versus Machined Surface
Why ISF® Surfaces are superior to machined surfaced: As the load of the mating surface is increased, the lubrication film becomes thinner, and the asperities of the machine surface contact each other resulting in plastic deformation, metal debris an...
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The Rapid ISF® Process
REM Surface Engineering's automotive process, Rapid ISF® (Isotropic Superfinishing), is able to produce a planar surface of Ra .1 µm or less in 4 minutes. The Rapid ISF Process increases fuel efficiency and power density and is compatible with a ju...
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REM ISF (Isotropic Superfinish) Process Overview
REM Surface Engineering's ISF Process Overview. A basic understanding of superfinishing for metal components....
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Materials Matter: Lambda Ratio
The lambda ratio was originally developed to quantify the quality of lubricant operating regimes relative to bearing performance....
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Materials Matter: Scuffing
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....
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Materials Matter: Optimizing Performance with Surface Finish and Lubrication
Materials and manufacturing processes have evolved to generate lighter, stronger, and more robust components to meet the demand for more efficient, highly loaded mechanical systems....
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The Impact of Surface Condition and Lubricant on Gear Tooth Friction
Frictional losses in gear boxes are of significant interest to gear box designers as these losses transform into heat. The direct result is a reduction in the fuel efficiency of the vehicle involved....
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Comparative Corrosion Characteristics of Ground and Superfinished Gear Steels
The described effort was undertaken to assess the impact of the isotropic superfinishing (ISF®) process on the corrosion resistance of a variety of gear steels....
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