Anodizing
Change in Aqueous Cleaning Process
Question: Our use of a non-etch, alkaline soap cleaner has been an old and reliable standby for in-house cleaning of parts that we then send to an outside vendor for additional cleaning and chromating (chem film). Our vendor has decided to change from an alkaline cleaner to an acidic cleaner and this has raised some questions.
Read MoreChem Film Over A Black Anodized Coating
Question: We are working on some parts with the following customer specification: Black hardcoat anodize (Type III, class 2) to match #37038 (FED-STD-595), followed by a Class 3 chromate conversion coating over which we are to apply a primer and black paint to #37038.
Read MoreMasking Techniques
Question: We are looking for a better way of masking off areas on a number of machined parts.
Read MoreBlack Chrome or Nickel
Question: We have a customer that wants to black chrome aluminum motorcycle rims.
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Lean Six Sigma Enters the Finishing Arena
An exclusive interview with the Juran Institute's President and Chief Executive Officer, Joseph De Feo...
Read MoreAlternatives to Prepainted Aluminum
Question: We are a lighting fixture manufacturing company.
Read MoreWhite Spots on Anodized Parts Dyed Black
Question: We are having a problem with very small “white” spots that appear on our parts that we anodize and then dye black.
Read MoreHardcoat Anodizing Controls
Question: We operate a hardcoat anodize tank and we are having trouble getting thicker coatings of 2.0 mils, or slightly greater, without running the loads for more than an hour.
Read MoreLaser Engraving Anodized Aluminum
Question: We have an issue with a 30-watt CO2 laser engraver that we are using to mark our aluminum parts.
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Expecting The Unexpected
When Murphy's Law "unexpectedly" delivered five critical parts for simultaneous finishing, instead of the usual one or two, they were processed quickly and without breaking a sweat. Explanation—this supply chain had planned for contingencies everyone agreed would "probably" never materialize...
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