For automated finishing, are air spray guns or rotary bell atomizers better? Mark Dion from Dürr Systems explains the pros and cons of both for robotic painting.
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.
For powder coating operations, an error report can turn defects and imperfections into an opportunity to improve.
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.
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.
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.
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.
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.
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.
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.
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.
For long-lasting powder coating that holds up outdoors, consultant Rodger Talbert suggests pretreatment and washing options, a primer layer and a top coat.
Guidelines for determining the appropriate personal protective equipment for a painting operation.
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.
Tighter controls of paint flow and pressure may help finishers improve efficiency and profits.
BASF coatings development expert Tim December explains how paint atomization works for both pneumatic spray applicators and high-speed rotary bell applicators.
Finising industry consultant Rodger Talbert explains ways to reduce waste, heat in your powder coating facility.
For bright nickel process troubleshooting, Doug Lay of Coventya suggests narrowing the scope with a checklist.
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.
When looking to switch from phosphate conversion coatings, Stewart Tymchuk from Dynamix suggests looking at silane-based products for powder coating pretreatments.
When determining the need for an agitator, says Mike Elberson from Autoquip, you must look at budget versus long-term energy conservation.
Jay Kunick from Fischer discusses why different dry film thickness gauges will give different measurements on aluminum, and how to get accurate readings.
Product Line Manager, Tactile, Fischer Technology
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.
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.
Effective cleaning at low, even ambient temperatures, is possible, says Atotech’s Brandon Lloyd, and creates a safer work environment and reduces energy demands.
Expert Rodger Talbert says be sure to use instant feedback to let the operator know when a problem first appears.
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.
Mark Schario from Columbia Chemical explains USCAR’s multiyear project to determine how various trivalent chromium systems would perform in the real world.