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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.
Ask an Expert Published: 5/8/2014
Appearance of Clear Anodized Coatings on 6061 Alloy
How do you achieve clear anodizing that is bright and clear?
Ask an Expert Published: 1/20/2014
Protection from Laser Marking on Aerospace Parts
We have a number of aluminum alloy aerospace products that are finished using either chemical film (MIL-C-5541) or anodizing in accordance with MIL-A-8625. Do we need to touch up the areas where laser markings have been placed in order to preserve t...
Ask an Expert Published: 10/25/2013
Pitting on 7000 Series Al Alloy
In the last year, we’ve had a string of anodized parts come back from the finisher that are “pitted.”
Ask an Expert Published: 7/26/2013
Black, Pitted Areas on Anodized Parts
We anodize aluminum cookware and have recently been getting parts with black pits scattered all over them. What is this and how might it be happening?
Ask an Expert Published: 5/6/2013
Pink Coating on BSA Parts
I understand that iron and poor current can cause a pink coating on boric-sulfuric anodized (BSA) parts. What levels of iron are permissible before reaching the pink-colored coating? Are there any other things we could be missing?
Ask an Expert Published: 2/7/2013
Chemical Film Staining
What technique is used to avoid staining on aluminum parts when chemical film per Mil-C-5541 is applied?
Ask an Expert Published: 2/1/2013
Parts Burning During Hard Anodizing
What could cause parts to burn during hard anodizing?
Ask an Expert Published: 11/7/2012
Rinsing Blind Holes Prior to Dying
I have problems with leaching from blind holes in black anodized parts.
Ask an Expert Published: 10/31/2012
Color Matching
We have an accepted color that we are using for a dyed anodized finish on 6061. Over the years, the approved color somehow went from an original production run coupon to a standard Pantone color. Unfortunately, the Pantone color doesn’t match the ap...
Ask an Expert Published: 8/3/2012

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