Electroplating

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Published: 6/18/2019

An Improvement in the Zincate Method for Plating on Aluminum
Investigations were conducted into the sodium zincate solution used for treating aluminum prior to its being plated.  Measurements of the adhesion of the nickel plate to aluminum and its alloys were done to check the effect of modifications mad...

Published: 6/18/2019

Beyond Ni/Au: Next Generation Corrosion-Resistant Finishes for Electronics Applications
This paper describes several next-generation approaches to increasing the corrosion-resistance of electroplated articles using various methods in the search for finishes to replace the Ni/Au industry standard.

Published: 6/14/2019

Makeover Reaps Rewards for New Mexico Plating Shop
Manufacturing Extension Partnership gave Theta Plate a blueprint for its manufacturing process and helped it see where efficiencies could be introduced, in a process called value stream mapping.

Published: 6/14/2019

Electrolytic Versus Electroless Nickel Plating
Electroless and electrolytic nickel platings are effective at significantly improving a part’s strength and durability, but the differences between the two processes are important to distinguish.

Published: 6/14/2019

Solving the Challenge of Carbonate Buildup in Zinc-Nickel Plating Baths
Plating shop designs a refrigerated drum crystallization method with a flow-through tank that treats a continuous flow of plating bath rather than separate batches.

Published: 6/1/2019

Changes Bring Out the Best for Plating Shop
Arizona’s CRC Surface Technologies Improves Performance, Profits with Management Changes

Published: 6/1/2019

Impact of Intermetallic Species on Cast Aluminum Alloys for Anodizing Applications
Alloys with higher silicon concentrations can inhibit the growth of anodic oxide films under galvanostatic and potentiostatic conditions.

Published: 5/19/2019

The Relationship Between Vickers Hardness and Universal Hardness
The Vickers indenter hardness test, based on indenter displacement under test load (universal hardness), is being used for an increasing number of applications.  The new method is also subject to much discussion among the experts.  An impo...

Published: 5/19/2019

Evaluation of a Simple Thin-Film Ductility Tester and Review of the Ductility of Nickel Sulfamate Deposits
Originally published in 1992, this paper addressed a critical issue in the science of electroforming, that of the measurement and control of deposit ductility.

Published: 5/13/2019

Electrocodeposition of MCrAlY Coatings for Advanced Gas Turbine Applications - 5th Quarterly Research Report
The objective of the work is to study and optimize the MCrAlY electrocodeposition process to improve the coating oxidation/corrosion performance. In this quarter, work focused on preparation and characterization of CrAlY-based alloy powders for...