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Electroplating

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.

Powder Coating

How to Handle and Eliminate Powder Coating Defects

For powder coating operations, an error report can turn defects and imperfections into an opportunity to improve. 

Electroplating

How to Choose Between Sulfate and Chloride-Based Trivalent Chromium

There are several factors to consider when choosing between sulfate and chloride-based baths for trivalent chromium plating. Mark Schario of Columbia Chemical discusses the differences and what platers should keep in mind when evaluating options.

Powder Coating

How to Avoid Orange Peel in Powder Coating

One of the most common quality issues with powder coating is an uneven “orange peel” texture. Bruce Hilbert, applications/technical manager for Tiger Drylac, offers advice for avoiding this common defect.

Data Collection Trends in Metal Finishing

The finishing industry is moving towards the automation of process and production data collection. Roger Smith outlines new technology to help finishers automate and streamline.

Electroplating

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.

Powder Coating

How to Address Declining Powder Coating Coverage Over Time

Fine particles from reclaim could be to blame for powder coating problems that emerge over time. Avoid problems by keeping hooks clean, maintaining guns and using reclaim powder quickly to avoid accumulation of fines.

Liquid Coating

Choosing the Right Paint Booth

When investing in a paint booth, choosing the ideal airflow style for your business’ needs is perhaps the most important decision. Royce Day of Global Finishing Solutions explains the pros and cons of the four primary paint booth airflow styles.

Electroplating

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. 

Powder Coating

What's the Best Coating Method for Extended Outdoor Performance?

For long-lasting powder coating that holds up outdoors, consultant Rodger Talbert suggests pretreatment and washing options, a primer layer and a top coat.

Liquid Coating

Selecting PPE for Your Paint Shop

Guidelines for determining the appropriate personal protective equipment for a painting operation.

Anodizing

Tips for Optimizing or Expanding Your Anodizing Line

Jim Acquaviva, director of business development for Technic Equipment, offers advice for assessing areas of process improvement for anodizing operations, outlining helpful steps for an end-user self-assessment.

Liquid Coating

Understanding Paint Atomization

BASF coatings development expert Tim December explains how paint atomization works for both pneumatic spray applicators and high-speed rotary bell applicators.

Powder Coating

Reducing Waste in Your Powder Coating Facility

Finising industry consultant Rodger Talbert explains ways to reduce waste, heat in your powder coating facility.

Electroplating

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.

Electroplating

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.

Powder Coating

Silane-based Multimetal Pretreatments for Powder Painting

When looking to switch from phosphate conversion coatings, Stewart Tymchuk from Dynamix suggests looking at silane-based products for powder coating pretreatments.

Liquid Coating

Electric vs. Pneumatic Agitators: What Makes Sense?

When determining the need for an agitator, says Mike Elberson from Autoquip, you must look at budget versus long-term energy conservation.

Electroplating

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.

Electroplating

Phosphorus Copper Anodes for Acid Copper Plating

Copper anodes produced from pure copper cathodes will result in a copper purity of greater than 99.99% copper, including silver and the alloyed phosphorus, according to Univertical’s André Depew.

Electroplating

Using Alternatives in Pretreatment Baths for Degreasing

Effective cleaning at low, even ambient temperatures, is possible, says Atotech’s Brandon Lloyd, and creates a safer work environment and reduces energy demands.

Powder Coating

Improving Standard Operating Procedures for Powder Coating Operations

Expert Rodger Talbert says be sure to use instant feedback to let the operator know when a problem first appears.

Electrocoating

Finding What Causes Defects in Ecoat Systems

The first step in solving defects in ecoat, says Axalta’s Joe Subda, is to determine if the defect is on all parts, one part, or a certain type of part or substrate.

Electroplating

Summary Report on USCAR Field Test for Trivalent Chromium

Mark Schario from Columbia Chemical explains USCAR’s multiyear project to determine how various trivalent chromium systems would perform in the real world.