Rodger Talbert

Rodger Talbert Columnist

Electroplating

Film Thickness Measurement: Questions and Answers

What is the proper gage to measure coating thickness of zinc plating? Also, what gage is the right one for powder coating and manganese phosphating?

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Powder Coating

Repair/Rework on Powder

Is there an industry standard with regard to recoating that we can adopt?

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Powder Coating

Silver-Look Powder Finish

Could we find a powder technology with the appearance of chrome? Could we find a new, environmentally friendly solution for the chrome? Do you know any other solution to get the same appearance as bright chrome for furniture finish covering?

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Powder Coating

Powder on Tri-Chrome Treatment

We have been coating aluminum alloys for some time with inconsistent field performance of the coating. Following your advice,we are now having a tri-chrome pretreatment process being done at a local vendor on all of our aluminum castings. So far our performance is excellent, but we are seeing failures in testing on a new product in A413 alloy. Our casting vendor tells us A380 would be much more suitable. Do you see any issues in powder coating this alloy now that we are doing the tri-chrome pretreatment process?

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Powder Coating

Ask The Expert: Powder on Tri-Chrome Treatment

Q. Do you see any issues in powder coating A413 alloy now that we are doing the tri-chrome pretreatment process?

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Parts Cleaning

ASK AN EXPERT: Corrision Resistance

Q. What should we change to enhance our salt spray results?

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Powder Coating

Corrosion Resistance

We need some reasonable corrosion protection for out parts, and our powder coating is failing in salt spray testing after nearly 300 hours. What should we change to enhance our salt spray results?

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Powder Coating

Food-Grade Powder

We are producing bins used to collect used cooking oil, which is used as a component in preparing animal feed. The customer asked me to provide a “Food Grade Certificate” for the powder coating material used. What should I ask my coater for?

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curing

Pops in the Coating

We are having a problem with a large number of fine and very dense pinholes popping up in our powder coating as it cures.

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Powder Coating

Options for Outdoors

We want to provide more powder coated products for outdoor use, but we do not want to get into zinc phosphate or chrome. Can we achieve good results on steel parts if we use a primer, and if so, how do we need to process the parts?

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Powder Coating

Fast Color Change

Our powder booth takes about 30 min to change from one reclaim color to another. We are thinking of making a change, but I wondered how much production time we could gain if we invest in new equipment. What are my options, and how fast can you change color in a powder booth?

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Powder Coating

Coating Methods to Avoid Rust

We manufacture basketball equipment that is used outdoors. Presently, we powder coat the equipment, but have had issues with rusting, especially in coastal and humid climates. Do you have any ideas for how to avoid the rust?

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