Fixing Dull Parts From Alkaline Zinc-Nickel Bath
A lack of expected brightness is a common malady affecting many alkaline zinc-nickel platers, and MacDermid Enthone’s Adam Blakeley provides some answers to fix it.
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Controlling Quality of Zinc Flake Coatings on Steel Fasteners
Scott McEuen, North American business development manager of zinc flake coatings at Atotech, explains how the quality of zinc flake coatings depends on good adhesion and bonding to the substrate of the fasteners.
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Troubleshooting Bright Nickel Processes: How to Identify the Problem
For bright nickel process troubleshooting, Doug Lay of Coventya suggests narrowing the scope with a checklist.
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Avoiding Adhesion Failure Due to Paraffin
For plating applicators, paraffin residue can cause poor adhesion, delayed blistering or other poor-quality performance of the plated deposit, including poor corrosion resistance. Coventya director of business development Greg Terrell explains how to remove paraffin-based lubricants prior to plating.
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Increasing Low Current Density (LCD) Coverage in Trivalent Chromium
Many factors can influence the low current density (LCD) coverage in a trivalent chromium system. Pavco decorative team manager Shane Moore discusses ideas for improving both chloride and sulfate systems.
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How to Design an Effective Racking System
Well-designed racking is an important part of any finishing operation. Richard Lang, who handles technical sales for EPSI’s racking and hanging division, offers insights for designing an effective racking system.
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How to Troubleshoot and Fix Nickel Show from Hex-Chrome Baths
Nickel show on parts from hexavalent chromium baths can have many causes. Adam Blakeley of MacDermid Enthone lays out potential causes and how to fix them.
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Plating with Zinc-Nickel: Benefits and Challenges
Chad Murphy of Columbia Chemical speaks about the benefits of various types of zinc-nickel alloy, and provides tips for manufacturers about the zinc-nickel plating process.
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Managing Gold Plating for Electrical Contacts
With electrical contacts continuing to grow smaller, platers need to know how to manage the three key considerations of gold plating: thickness, purity and underplate chemistry.
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Longer, Cleaner Plating Bath Life
Angelo Magrone of Bales Metal Surface Solutions suggests adding an agitation and filtration system to keep plating pretreatment tanks cleaner, longer.
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