Rodger Talbert

Rodger Talbert Columnist

Powder Particle Size

What screen sizes should we consider for determining the percentage of fines, and median and coarse material present in our powder?

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Powder on Brass/Over Rust

Can brass can be powder coated successfully? Also, can you powder coat over rust, or must it be removed or treated first?

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Corrosion on Steel Parts

How can we stop rust from breaking out on lighter-gauge steel parts?

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Coating Thickness Control

How can I control the thickness of the powder film on my parts?

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Fire-Retardant Coatings

Do powder-coated products have any merit as fire retardants compared with liquid-painted products? How do they compare to uncoated products?

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AAMA Specifications for Steel

Do the AAMA powder coat specifications for extruded aluminum—AAMA 2603, AAMA 2604 and AAMA 2605—correlate to the application of steel materials?

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Q&A: Film Thickness Control

A reader asks powder coating expert Rodger Talbert: What can we do to better control the thickness of the powder on our parts?

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Corrosion Protection on Steel

What is the best zinc phosphate process for protecting steel?

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Film Thickness Control

What can we do to better control the thickness of the powder on our parts?

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Humidity Levels for Powder Application

Could our problems with powder application be extremely low humidity levels during the winter?

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Reclaim in Batch Booth

Is equipment available for collecting and re-using powder from spray-to-waste, open-end-booth applications?

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Coating Aluminum Extrusion Vertically

Can you explain the pros and cons of coating aluminum extrusions in a vertical racking system?

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