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PF Zone: Substrate

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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 discovered the company used a different brand colorimeter with a different color scale to measure the color. Is there a set standard in the anodizing industry for measuring and matching colors?
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 evident on other surfaces. I have not seen this condition before, but it appears to me to be rather unique and something recognizable.
Anodizing Helps Yo-Yos Make a Colorful Comeback
One Drop Yo-Yos in Eugene, Oregon, is a leading high-end yo-yo manufacturer. It gets some of the 8,000 products it makes finished at Gruntbull Anodizing in Gettysburg, Ohio, whose splash anodizing process combines as many as six colors on the same part. The result is a piece of art.
Jack Tetrault of Sanford Process is Chairman of the Aluminum Anodizers Council
Results of the AAC annual election of Officers and Directors were announced at the 25th Annual Anodizing Conference and Exposition on October 5 in Montreal.
Jack Humble on the Value of Aluminum Anodizers Council
As term on the Board of Directors draws to a close, Humble expresses appreciation to everyone at the AAC on a rewarding and fulfilling experience.

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