Powder Coating

Exploring the: Powder Coating Zone

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Published: 6/1/2017

What is Back-Ionization?
Q. We spray parts using a silver metallic powder by hand. The surface has a lot of texture and small stars in certain areas and our powder supplier says it is “back-ionization.” What is back-ionization and how do we overcome the problem?

Published: 6/1/2017

The Value of New Application Equipment
Q. We have an old set of automatic spray guns. The controllers are an analog design with none of the more modern features we see at shows and online. How can we save money on gun operation and how do we evaluate the savings?

Published: 5/1/2017

How to Adjust a Burn-Off Oven for the Amount of Coating to be Removed
Q. We are having issues with our burn-off oven. It doesn’t seem to be adjusting to the amount of coating on the hooks and fixtures. What can I do to fix this?

Published: 5/1/2017

How to Reduce Heat Gain in a Building with a Powder Coating Operation
Q. We get an enormous amount of heat in our building when our powder system is running. In the summer months, the building is almost unbearable. How can we reduce heat gain from our equipment?

Published: 5/1/2017

How to Increase Throughput with Racking
Q. How can I increase the throughput of my finishing line through proper racking protocols?

Published: 5/1/2017

How to Determine the Cause of Adhesion Failure
Q. We recently powder coated an aluminum structure prepped with a medium grit aluminum oxide media. After a few weeks in a warehouse, a small area was discovered where the coating had chipped to bare metal along a weld seam. What caused the adhesion...

Published: 4/1/2017

How to Stop Outgassing with Die-Cast Parts
Q. We run aluminum extrusions using a chrome treatment conversion coating. We began running aluminum die-cast parts and are seeing small blisters and holes in the coating. How can we stop this?

Published: 3/1/2017

Measuring and Controlling Transfer Efficiency
Q. Our automatic powder guns are nine years old and doing okay, but we want to enhance our transfer efficiency and reduce material cost. What is the right way to measure powder gun transfer efficiency and how can it be improved?

Published: 2/1/2017

How to Boost a Gradually Less-Efficient System
Q. We've powder coated automotive parts with a single-color, black epoxy for around a year. How can we regain our initial efficiency?

Published: 2/1/2017

Differences in Masking and Plug Materials
Q. Can you explain the differences between masking caps and plugs?