Substrate

Exploring the: Substrate Zone

25 Results for: Experts

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Published: 12/1/2016

Anodizing Clinic: Measuring Color of Coatings with a Colorimeter
Q. Recently, a company asked us to match its samples so we could do work for them. According to our method, we matched the samples, but they were rejected when they were sent to the company. We were told the samples were out of tolerance. We discove...

Published: 12/1/2016

Anodizing Clinic: Anodic Coating Blistering on 7075 Alloy
Q. We have recently run into a surface condition when hard anodizing 7075 machined forgings. It seems to be present primarily on the end of the part, even down into the hole. Both of these areas are machined. The condition does not appear to be evid...

Published: 11/3/2016

Anodizing: Corrosion on Hardcoat Anodized 7000 Series Forging
Q. I sent you photos of two parts that are alloy 7050 forgings. On these parts there are spots that appeared as a result of Type III (hardcoat) anodizing that were not present before anodizing. They look like corrosion of some sort, but the corrosio...

Published: 8/1/2014

Poor Anodic Coating Quality on Alloy 5083
Why is alloy 5803 not dyeing properly in the anodizing bath?

Published: 5/8/2014

Adhesion of Applied Organic Coatings
Our expert addresses an amalgamation of many different questions from folks who are baffled and frustrated by this adhesion problem on their anodized parts.

Published: 11/1/2008

Hardness of Hardcoat Anodize
Question: What would be the hardness of the Alcoa Alumilite 226 hardcoat finish? The substrate is 6061 alloy aluminum tubing. G.S.

Published: 11/1/2007

Color Uniformity
Question: We manufacture flag poles, some of which get anodized clear and bronze.

Published: 5/1/2007

Welded Aluminum Railing
Question: We fabricate railings (hand rails) that are primarily steel.

Published: 8/1/2006

“Touch-up” For Scratches On Clear Anodized Parts
Question: Is there any recommended practice that you’d recommend that will touch-up scratched clear anodized extrusions other than stripping and rerunning the parts?

Published: 8/1/2006

Etching Prior to Chromate Conversion Coatings
Question: We are planning to install a chromate conversion coating line using the standard hex chrome process.