White Papers
White Papers
Chemical-Mechanical Surface Polishing to Improve Mechanical Performance and Corrosion Resistance
The surface finishing process was performed by REM Surface Engineering, using their Extreme ISF Process®. This process combines a chemical polishing (CP) operation followed by […]
White Papers
Tackling EV Noise Reduction
Ultimately, the next largest contributor will become the target as the transmission error is further minimized. This is typically vibro-acoustic […]
White Papers
Additive Manufacturing and Gears
Binder jetting The 3DPC started the tour with binder jetting/binder jet-like companies 3DEO and Desktop Metal. Both companies were a […]
White Papers
Vibratory Bowl Media Attrition: Part 2
What is the Attrition Rate of the Media You are Using? The key tidbit of information relative to predicting how […]
White Papers
Vibratory Bowl Gear Polishing Inefficiencies
Media Volume Inefficiency The most common inefficiency in isotropic finishing is a low media level. Media is a wear item […]
White Papers
The History of Electroplating and a Historical Review of the Evolution of NASF
The history of electroplating is a curious mixture of mistakes, observations, serendipity and experimental development, enmeshed and entwined with the discovery of electricity in the late 18th century.
White Papers
Mechanical Paste Polishing vs. CAVF Finishing of Gears
A recent Materials Matter article compared generic deburring versus CAVF (chemically accelerated vibratory finishing.) Both techniques are conducted in a vibratory unit.
White Papers
The Challenges of Generic Deburring vs. CAVF Deburring
Relative to gear hobbing, shaving, and/or post heat-treat grinding to generate accurate tooth morphology there may come a time wherein vibratory deburring is a requirement to remove adherent burrs.
White Papers
Changes Ahead in the Roughness Standards
I have written numerous articles on tooth flank surface roughness measurement. This is such a page-turner of a subject!
White Papers
Materials Matter : Roughness Measurement: Optical vs. Contact Stylus Profilometry
Optical profilometry will become an important tool for predicting gear performance with more research and development of an objective lens to fit into tooth spaces.
White Papers
Rotorcraft Gearbox Regulations: LOL (not what you think)
The European Union’s CS-29 Amendment 7 places more stringent and rigorous testing requirements for certification of Category A type pressurized gearboxes under loss of lubrication conditions compared to the previous regulation.
