isotropic superfinishing Archives - Page 3 of 5

Surface Treatment of Powder-Bed Fusion Additive Manufactured Metals for Improved Fatigue Life

Posted by Danny Estrada on Friday, January 11th, 2019 in

High-cycle fatigue (HCF) tests were conducted on samples fabricated by two powder-bed additive manufacturing techniques....

AN ANALYSIS OF A LOSS OF LUBRICATION TEST OF ISOTROPIC SUPERFINISHED GEARS WITHOUT BLACK OXIDE COATING

Materials Matter : Surface Finishing Rotorcraft Gearing

Posted by Danny Estrada on Wednesday, October 3rd, 2018 in

Rotorcraft gearboxes are designed with the utmost precision to withstand the tremendous demand and loads required to convert thousands of horsepower and RPM into hundreds of RPM and lift torque....

Materials Matter : The State of the Art of Wind Turbine Gearboxes

Posted by Mark Michaud on Wednesday, September 5th, 2018 in

Much has been written here about the global growth in the wind turbine industry. Today, more than 341,320 wind turbines are operating worldwide. In particular, the number of offshore installations has exploded in the past seven years....

Gear Expo Live! Ask the Expert with Mark Michaud

Posted by Mark Michaud on Friday, February 23rd, 2018 in

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Materials Matter: Nitriding’s “White Layer” and Isotropic Superfinishing

Posted by Nathan Michaud on Thursday, August 24th, 2017 in

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...

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...

Gear Repair for Helicopters and Wind Turbines via Isotropic Superfinishing

Posted by Justin Michaud on Tuesday, June 6th, 2017 in

The wind turbine, aerospace, and helicopter gear industries recognize the importance of surface finish and surface texture for maximizing component and system performance. ...

Materials Matter: Additive Manufacturing: Challenges, Possibilities, and the Gear Industry

Posted by Justin Michaud on Thursday, March 30th, 2017 in

Additive Manufacturing (AM) is a technology that has the potential to fundamentally alter manufacturing, specifically metal manufacturing. The ability to design complex shapes, which could not otherwise be manufactured, coupled with a significant red...

A Novel Approach to the Refurbishment of Wind Turbine Gears

Posted by Danny Estrada on Wednesday, November 13th, 2013 in

Multi-megawatt wind turbine gearboxes operate under demanding environmental conditions including considerable variation in temperature, wind speed, and air quality....

The Rapid ISF® Process

Posted by Danny Estrada on Thursday, August 23rd, 2012 in

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...

REM ISF (Isotropic Superfinish) Process Overview

Posted by Danny Estrada on Friday, June 1st, 2012 in

REM Surface Engineering's ISF Process Overview. A basic understanding of superfinishing for metal components....

Materials Matter: Gear Corrosion in the Manufacturing Process

Posted by Danny Estrada on Tuesday, January 31st, 2017 in

No matter how well gears are designed and manufactured, gear corrosion can occur during the manufacturing process, which may, in turn, result in catastrophic failure....